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[bgp-stats] Routing Table Report - London view
Routing Table Report 08:00 +10GMT Mon 25 Sep, 2017
Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary ----------------
BGP routing table entries examined: 653987 Prefixes after maximum aggregation (per Origin AS): 256872 Deaggregation factor: 2.55 Unique aggregates announced (without unneeded subnets): 320308 Total ASes present in the Internet Routing Table: 58391 Prefixes per ASN: 11.20 Origin-only ASes present in the Internet Routing Table: 50385 Origin ASes announcing only one prefix: 22292 Transit ASes present in the Internet Routing Table: 8006 Transit-only ASes present in the Internet Routing Table: 233 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 50 Max AS path prepend of ASN ( 55644) 46 Prefixes from unregistered ASNs in the Routing Table: 521 Number of instances of unregistered ASNs: 527 Number of 32-bit ASNs allocated by the RIRs: 20040 Number of 32-bit ASNs visible in the Routing Table: 15867 Prefixes from 32-bit ASNs in the Routing Table: 64706 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 357 Number of addresses announced to Internet: 2874718464 Equivalent to 171 /8s, 88 /16s and 185 /24s Percentage of available address space announced: 77.6 Percentage of allocated address space announced: 77.6 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.7 Total number of prefixes smaller than registry allocations: 217813
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 172337 Total APNIC prefixes after maximum aggregation: 51012 APNIC Deaggregation factor: 3.38 Prefixes being announced from the APNIC address blocks: 172700 Unique aggregates announced from the APNIC address blocks: 74570 APNIC Region origin ASes present in the Internet Routing Table: 8268 APNIC Prefixes per ASN: 20.89 APNIC Region origin ASes announcing only one prefix: 2344 APNIC Region transit ASes present in the Internet Routing Table: 1178 Average APNIC Region AS path length visible: 3.9 Max APNIC Region AS path length visible: 50 Number of APNIC region 32-bit ASNs visible in the Routing Table: 3194 Number of APNIC addresses announced to Internet: 764104448 Equivalent to 45 /8s, 139 /16s and 79 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-137529 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8,
ARIN Region Analysis Summary ----------------------------
Prefixes being announced by ARIN Region ASes: 199327 Total ARIN prefixes after maximum aggregation: 95850 ARIN Deaggregation factor: 2.08 Prefixes being announced from the ARIN address blocks: 200863 Unique aggregates announced from the ARIN address blocks: 93839 ARIN Region origin ASes present in the Internet Routing Table: 17952 ARIN Prefixes per ASN: 11.19 ARIN Region origin ASes announcing only one prefix: 6645 ARIN Region transit ASes present in the Internet Routing Table: 1783 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2198 Number of ARIN addresses announced to Internet: 1109947648 Equivalent to 66 /8s, 40 /16s and 117 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-397212 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 177608 Total RIPE prefixes after maximum aggregation: 86923 RIPE Deaggregation factor: 2.04 Prefixes being announced from the RIPE address blocks: 173950 Unique aggregates announced from the RIPE address blocks: 104764 RIPE Region origin ASes present in the Internet Routing Table: 24413 RIPE Prefixes per ASN: 7.13 RIPE Region origin ASes announcing only one prefix: 11185 RIPE Region transit ASes present in the Internet Routing Table: 3527 Average RIPE Region AS path length visible: 3.4 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 6199 Number of RIPE addresses announced to Internet: 713202176 Equivalent to 42 /8s, 130 /16s and 154 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-207259 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 85355 Total LACNIC prefixes after maximum aggregation: 19116 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 86612 Unique aggregates announced from the LACNIC address blocks: 39750 LACNIC Region origin ASes present in the Internet Routing Table: 6413 LACNIC Prefixes per ASN: 13.51 LACNIC Region origin ASes announcing only one prefix: 1774 LACNIC Region transit ASes present in the Internet Routing Table: 1182 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 31 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3934 Number of LACNIC addresses announced to Internet: 171288832 Equivalent to 10 /8s, 53 /16s and 169 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-268700 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 17597 Total AfriNIC prefixes after maximum aggregation: 3860 AfriNIC Deaggregation factor: 4.56 Prefixes being announced from the AfriNIC address blocks: 19504 Unique aggregates announced from the AfriNIC address blocks: 7094 AfriNIC Region origin ASes present in the Internet Routing Table: 1067 AfriNIC Prefixes per ASN: 18.28 AfriNIC Region origin ASes announcing only one prefix: 343 AfriNIC Region transit ASes present in the Internet Routing Table: 211 Average AfriNIC Region AS path length visible: 3.3 Max AfriNIC Region AS path length visible: 22 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 342 Number of AfriNIC addresses announced to Internet: 93437440 Equivalent to 5 /8s, 145 /16s and 190 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary ----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7545 3606 405 383 TPG-INTERNET-AP TPG Telecom Limited, AU 17974 2934 901 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo 9829 2750 1499 540 BSNL-NIB National Internet Backbone, IN 9808 2374 8699 31 CMNET-GD Guangdong Mobile Communication 4766 2357 11126 741 KIXS-AS-KR Korea Telecom, KR 9394 2175 4931 27 CTTNET China TieTong Telecommunications 45899 2148 1471 115 VNPT-AS-VN VNPT Corp, VN 4755 2101 422 218 TATACOMM-AS TATA Communications formerl 7552 1670 1108 69 VIETEL-AS-AP Viettel Corporation, VN 9498 1633 361 144 BBIL-AP BHARTI Airtel Ltd., IN
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6327 3438 1341 88 SHAW - Shaw Communications Inc., CA 22773 3324 2953 158 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 18566 2203 405 107 MEGAPATH5-US - MegaPath Corporation, US 6389 2043 3671 39 BELLSOUTH-NET-BLK - BellSouth.net Inc., 20115 2040 2250 429 CHARTER-NET-HKY-NC - Charter Communicat 16509 1958 4250 548 AMAZON-02 - Amazon.com, Inc., US 209 1908 5066 644 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 30036 1843 330 257 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 6983 1687 854 229 ITCDELTA - Earthlink, Inc., US 11492 1602 239 571 CABLEONE - CABLE ONE, INC., US
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 39891 3387 186 23 ALJAWWALSTC-AS, SA 20940 2912 912 2086 AKAMAI-ASN1, US 8551 2394 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2049 330 429 TELLCOM-AS, TR 9121 1926 1691 17 TTNET, TR 12389 1725 1644 677 ROSTELECOM-AS, RU 12479 1708 1052 63 UNI2-AS, ES 13188 1604 100 52 TRIOLAN, UA 6849 1225 355 21 UKRTELNET, UA 8402 1203 544 15 CORBINA-AS OJSC "Vimpelcom", RU
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 10620 3567 542 229 Telmex Colombia S.A., CO 8151 3187 3468 581 Uninet S.A. de C.V., MX 11830 2099 370 65 Instituto Costarricense de Electricidad 6503 1563 437 54 Axtel, S.A.B. de C.V., MX 7303 1559 1023 243 Telecom Argentina S.A., AR 6147 1276 377 27 Telefonica del Peru S.A.A., PE 3816 1027 508 91 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 28573 967 2285 181 CLARO S.A., BR 11172 914 127 86 Alestra, S. de R.L. de C.V., MX 18881 899 1054 24 TELEFÔNICA BRASIL S.A, BR
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 1204 398 48 LINKdotNET-AS, EG 37611 766 91 8 Afrihost, ZA 36903 708 356 136 MT-MPLS, MA 36992 662 1383 31 ETISALAT-MISR, EG 24835 515 850 15 RAYA-AS, EG 29571 422 36 10 CITelecom-AS, CI 37492 415 354 77 ORANGE-, TN 8452 364 1730 18 TE-AS TE-AS, EG 37054 364 20 8 TGN, MG 15399 357 35 7 WANANCHI-, KE
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 7545 3606 405 383 TPG-INTERNET-AP TPG Telecom Limited, AU 10620 3567 542 229 Telmex Colombia S.A., CO 6327 3438 1341 88 SHAW - Shaw Communications Inc., CA 39891 3387 186 23 ALJAWWALSTC-AS, SA 22773 3324 2953 158 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 8151 3187 3468 581 Uninet S.A. de C.V., MX 17974 2934 901 71 TELKOMNET-AS2-AP PT Telekomunikasi Indo 20940 2912 912 2086 AKAMAI-ASN1, US 9829 2750 1499 540 BSNL-NIB National Internet Backbone, IN 8551 2394 377 41 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 39891 3387 3364 ALJAWWALSTC-AS, SA 6327 3438 3350 SHAW - Shaw Communications Inc., CA 10620 3567 3338 Telmex Colombia S.A., CO 22773 3324 3166 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 17974 2934 2863 TELKOMNET-AS2-AP PT Telekomunikasi Indonesia, I 8151 3187 2606 Uninet S.A. de C.V., MX 8551 2394 2353 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 9808 2374 2343 CMNET-GD Guangdong Mobile Communication Co.Ltd. 9829 2750 2210 BSNL-NIB National Internet Backbone, IN 9394 2175 2148 CTTNET China TieTong Telecommunications Corpora
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 64770 PRIVATE 5.149.147.0/24 64774 -Private Use AS-, ZZ 64770 PRIVATE 5.149.148.0/24 64774 -Private Use AS-, ZZ 65602 UNALLOCATED 8.225.192.0/24 30372 SUNESYS2 - Sunesys, LLC, US 65333 PRIVATE 10.0.0.0/8 0 UNKNOWN 65532 PRIVATE 14.192.19.0/24 132717 NDCTPL-IN NxtGen Datacenter & 4259840001 PRIVATE 23.91.224.0/20 11814 DISTRIBUTEL-AS11814 - DISTRIBU 65456 PRIVATE 31.171.126.0/23 199311 AZRT-LX Local Internet Exchang 64646 PRIVATE 36.66.5.0/24 7713 TELKOMNET-AS-AP PT Telekomunik 64646 PRIVATE 36.66.19.0/24 7713 TELKOMNET-AS-AP PT Telekomunik 64646 PRIVATE 36.66.20.0/24 7713 TELKOMNET-AS-AP PT Telekomunik
Complete listing at http://thyme.rand.apnic.net/london/data-badAS
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 10.0.0.0/8 65333 -Private Use AS-, ZZ 100.64.0.0/10 65333 -Private Use AS-, ZZ 169.254.0.0/16 65333 -Private Use AS-, ZZ 172.16.0.0/12 65333 -Private Use AS-, ZZ 192.0.0.0/24 65333 -Private Use AS-, ZZ 192.0.2.0/24 65333 -Private Use AS-, ZZ 192.168.0.0/16 0 UNKNOWN 198.18.0.0/15 65333 -Private Use AS-, ZZ 198.51.100.0/24 65333 -Private Use AS-, ZZ 203.0.113.0/24 65333 -Private Use AS-, ZZ
Complete listing at http://thyme.rand.apnic.net/london/data-dsua
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 23.128.126.0/23 62878 XLITT - Xlitt, US 27.100.7.0/24 56096 UNKNOWN 41.78.12.0/23 62878 XLITT - Xlitt, US 41.78.180.0/23 37265 -Reserved AS-, ZZ 41.242.132.0/23 62878 XLITT - Xlitt, US 43.228.144.0/22 9829 BSNL-NIB National Internet Backbone, IN 43.251.20.0/22 9381 WTT-AS-AP WTT HK Limited, HK 43.251.84.0/23 133676 PNPL-AS Precious netcom pvt ltd, IN 43.251.84.0/22 133676 PNPL-AS Precious netcom pvt ltd, IN 43.251.85.0/24 133676 PNPL-AS Precious netcom pvt ltd, IN
Complete listing at http://thyme.rand.apnic.net/london/data-add-IANA
Number of prefixes announced per prefix length (Global) -------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:36 /11:106 /12:284 /13:549 /14:1051 /15:1875 /16:13380 /17:7652 /18:13481 /19:24844 /20:37960 /21:41782 /22:79392 /23:64154 /24:366189 /25:7 /26:5 /27:8 /28:89 /29:237 /30:820 /31:0 /32:57
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6327 3234 3438 SHAW - Shaw Communications Inc., CA 39891 2946 3387 ALJAWWALSTC-AS, SA 22773 2533 3324 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 18566 2089 2203 MEGAPATH5-US - MegaPath Corporation, US 8551 1859 2394 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 30036 1620 1843 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 10620 1520 3567 Telmex Colombia S.A., CO 11830 1489 2099 Instituto Costarricense de Electricidad y Telec 11492 1423 1602 CABLEONE - CABLE ONE, INC., US 9121 1372 1926 TTNET, TR
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1551 2:833 4:18 5:2454 6:31 7:1 8:1068 12:1856 13:158 14:1635 15:28 16:2 17:168 18:76 20:60 23:2468 24:1596 25:2 27:2329 29:1 31:1922 32:68 33:21 35:21 36:405 37:2365 38:1377 39:69 40:98 41:3063 42:489 43:1931 44:79 45:3094 46:2802 47:171 49:1238 50:1008 51:19 52:825 54:368 55:1 56:4 57:49 58:1434 59:893 60:324 61:1924 62:1721 63:1913 64:4667 65:2209 66:4537 67:2265 68:1189 69:3333 70:1128 71:585 72:2117 74:2637 75:402 76:427 77:1493 78:1544 79:2072 80:1417 81:1415 82:1021 83:726 84:957 85:1872 86:467 87:1207 88:811 89:2231 90:171 91:6227 92:1033 93:2355 94:2375 95:2727 96:636 97:353 98:960 99:95 100:153 101:1191 102:1 103:15707 104:3033 105:190 106:543 107:1758 108:812 109:3091 110:1445 111:1747 112:1262 113:1266 114:1045 115:1533 116:1600 117:1751 118:2134 119:1619 120:717 121:1022 122:2387 123:1838 124:1445 125:1731 128:860 129:653 130:428 131:1486 132:590 133:194 134:694 135:224 136:270 137:460 138:1962 139:513 140:315 141:651 142:737 143:899 144:793 145:184 146:1087 147:693 148:1457 149:584 150:695 151:984 152:708 153:301 154:1014 155:756 156:683 157:701 158:484 159:1464 160:748 161:748 162:2471 163:492 164:974 165:1428 166:372 167:1294 168:3035 169:835 170:3563 171:367 172:1026 173:1993 174:789 175:763 176:1854 177:3993 178:2539 179:1116 180:2187 181:2042 182:2393 183:767 184:870 185:10820 186:3278 187:2190 188:2575 189:1845 190:8377 191:1381 192:9609 193:5810 194:4740 195:3936 196:2124 197:1382 198:5475 199:5841 200:7551 201:4405 202:9670 203:9852 204:4509 205:2839 206:2933 207:3109 208:3965 209:3991 210:3426 211:1865 212:2817 213:2545 214:846 215:66 216:5889 217:2111 218:853 219:381 220:1645 221:918 222:536 223:1188
End of report
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