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[bgp-stats] Routing Table Report - London view
Routing Table Report 08:00 +10GMT Mon 23 Apr, 2018
Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary ----------------
BGP routing table entries examined: 687575 Prefixes after maximum aggregation (per Origin AS): 267151 Deaggregation factor: 2.57 Unique aggregates announced (without unneeded subnets): 335049 Total ASes present in the Internet Routing Table: 60429 Prefixes per ASN: 11.38 Origin-only ASes present in the Internet Routing Table: 52071 Origin ASes announcing only one prefix: 22915 Transit ASes present in the Internet Routing Table: 8358 Transit-only ASes present in the Internet Routing Table: 266 Average AS path length visible in the Internet Routing Table: 3.8 Max AS path length visible: 34 Max AS path prepend of ASN ( 30873) 32 Prefixes from unregistered ASNs in the Routing Table: 61 Number of instances of unregistered ASNs: 67 Number of 32-bit ASNs allocated by the RIRs: 22298 Number of 32-bit ASNs visible in the Routing Table: 17954 Prefixes from 32-bit ASNs in the Routing Table: 74321 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: 339 Number of addresses announced to Internet: 2884182784 Equivalent to 171 /8s, 233 /16s and 35 /24s Percentage of available address space announced: 77.9 Percentage of allocated address space announced: 77.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.9 Total number of prefixes smaller than registry allocations: 229719
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 181605 Total APNIC prefixes after maximum aggregation: 53114 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 181868 Unique aggregates announced from the APNIC address blocks: 77225 APNIC Region origin ASes present in the Internet Routing Table: 8726 APNIC Prefixes per ASN: 20.84 APNIC Region origin ASes announcing only one prefix: 2482 APNIC Region transit ASes present in the Internet Routing Table: 1304 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 3717 Number of APNIC addresses announced to Internet: 766170624 Equivalent to 45 /8s, 170 /16s and 214 /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: 206345 Total ARIN prefixes after maximum aggregation: 98790 ARIN Deaggregation factor: 2.09 Prefixes being announced from the ARIN address blocks: 207219 Unique aggregates announced from the ARIN address blocks: 98345 ARIN Region origin ASes present in the Internet Routing Table: 18128 ARIN Prefixes per ASN: 11.43 ARIN Region origin ASes announcing only one prefix: 6727 ARIN Region transit ASes present in the Internet Routing Table: 1821 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 2337 Number of ARIN addresses announced to Internet: 1109133568 Equivalent to 66 /8s, 28 /16s and 9 /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: 189947 Total RIPE prefixes after maximum aggregation: 91514 RIPE Deaggregation factor: 2.08 Prefixes being announced from the RIPE address blocks: 185857 Unique aggregates announced from the RIPE address blocks: 110830 RIPE Region origin ASes present in the Internet Routing Table: 25132 RIPE Prefixes per ASN: 7.40 RIPE Region origin ASes announcing only one prefix: 11408 RIPE Region transit ASes present in the Internet Routing Table: 3587 Average RIPE Region AS path length visible: 3.7 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 6926 Number of RIPE addresses announced to Internet: 715585280 Equivalent to 42 /8s, 166 /16s and 247 /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: 89616 Total LACNIC prefixes after maximum aggregation: 19655 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 91008 Unique aggregates announced from the LACNIC address blocks: 40723 LACNIC Region origin ASes present in the Internet Routing Table: 7024 LACNIC Prefixes per ASN: 12.96 LACNIC Region origin ASes announcing only one prefix: 1925 LACNIC Region transit ASes present in the Internet Routing Table: 1309 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 4566 Number of LACNIC addresses announced to Internet: 172615424 Equivalent to 10 /8s, 73 /16s and 231 /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: 18730 Total AfriNIC prefixes after maximum aggregation: 4040 AfriNIC Deaggregation factor: 4.64 Prefixes being announced from the AfriNIC address blocks: 21283 Unique aggregates announced from the AfriNIC address blocks: 7629 AfriNIC Region origin ASes present in the Internet Routing Table: 1132 AfriNIC Prefixes per ASN: 18.80 AfriNIC Region origin ASes announcing only one prefix: 372 AfriNIC Region transit ASes present in the Internet Routing Table: 232 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 408 Number of AfriNIC addresses announced to Internet: 97996288 Equivalent to 5 /8s, 215 /16s and 78 /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 4382 415 431 TPG-INTERNET-AP TPG Telecom Limited, AU 9829 2810 1499 545 BSNL-NIB National Internet Backbone, IN 7552 2740 1155 69 VIETEL-AS-AP Viettel Group, VN 9394 2644 4922 26 CTTNET China TieTong Telecommunications 45899 2530 1574 159 VNPT-AS-VN VNPT Corp, VN 4766 2463 11134 776 KIXS-AS-KR Korea Telecom, KR 17974 2337 930 80 TELKOMNET-AS2-AP PT Telekomunikasi Indo 9808 2173 8699 32 CMNET-GD Guangdong Mobile Communication 4755 2093 417 213 TATACOMM-AS TATA Communications formerl 9498 1790 377 150 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 3384 1323 85 SHAW - Shaw Communications Inc., CA 22773 3289 2988 149 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 18566 2168 405 109 MEGAPATH5-US - MegaPath Corporation, US 16509 2160 4793 641 AMAZON-02 - Amazon.com, Inc., US 20115 2092 2489 452 CHARTER-NET-HKY-NC - Charter Communicat 209 1966 5069 607 CENTURYLINK-US-LEGACY-QWEST - Qwest Com 30036 1962 339 183 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 11492 1809 228 548 CABLEONE - CABLE ONE, INC., US 16625 1761 862 1257 AKAMAI-AS - Akamai Technologies, Inc., 7018 1696 20212 1253 ATT-INTERNET4 - AT&T Services, 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 12479 4073 1514 507 UNI2-AS, ES 39891 3778 203 20 ALJAWWALSTC-AS, SA 20940 2671 731 1959 AKAMAI-ASN1, US 8551 2132 378 43 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2016 334 485 TELLCOM-AS, TR 12389 2002 1860 705 ROSTELECOM-AS, RU 9121 1974 1692 19 TTNET, TR 13188 1609 100 43 TRIOLAN, UA 6849 1241 355 21 UKRTELNET, UA 8402 1236 544 14 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 8151 4432 3387 585 Uninet S.A. de C.V., MX 10620 3587 541 243 Telmex Colombia S.A., CO 11830 2645 369 86 Instituto Costarricense de Electricidad 6503 1625 437 54 Axtel, S.A.B. de C.V., MX 7303 1518 1024 194 Telecom Argentina S.A., AR 28573 1038 2255 176 CLARO S.A., BR 3816 1005 505 120 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1004 377 31 Telefonica del Peru S.A.A., PE 11172 926 126 85 Alestra, S. de R.L. de C.V., MX 18881 908 1074 29 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 1175 396 45 LINKdotNET-AS, EG 37611 829 107 9 Afrihost, ZA 36903 741 372 137 MT-MPLS, MA 36992 672 1412 41 ETISALAT-MISR, EG 8452 652 1730 18 TE-AS TE-AS, EG 24835 597 850 15 RAYA-AS, EG 29571 474 68 12 ORANGE-COTE-IVOIRE, CI 37492 451 376 81 ORANGE-, TN 15399 361 35 7 WANANCHI-, KE 37342 361 32 1 MOVITEL, MZ
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 8151 4432 3387 585 Uninet S.A. de C.V., MX 7545 4382 415 431 TPG-INTERNET-AP TPG Telecom Limited, AU 12479 4073 1514 507 UNI2-AS, ES 39891 3778 203 20 ALJAWWALSTC-AS, SA 10620 3587 541 243 Telmex Colombia S.A., CO 6327 3384 1323 85 SHAW - Shaw Communications Inc., CA 22773 3289 2988 149 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 9829 2810 1499 545 BSNL-NIB National Internet Backbone, IN 7552 2740 1155 69 VIETEL-AS-AP Viettel Group, VN 20940 2671 731 1959 AKAMAI-ASN1, US
Complete listing at http://thyme.rand.apnic.net/london/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 7545 4382 3951 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 3778 3758 ALJAWWALSTC-AS, SA 12479 4073 3566 UNI2-AS, ES 10620 3587 3344 Telmex Colombia S.A., CO 6327 3384 3299 SHAW - Shaw Communications Inc., CA 22773 3289 3140 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 2740 2671 VIETEL-AS-AP Viettel Group, VN 9394 2644 2618 CTTNET China TieTong Telecommunications Corpora 11830 2645 2559 Instituto Costarricense de Electricidad y Telec 45899 2530 2371 VNPT-AS-VN VNPT Corp, VN
Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65333 PRIVATE 10.0.0.0/8 0 UNKNOWN 230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc 65537 DOCUMENT 62.162.120.0/24 6821 MT-AS-OWN bul. Orce Nikolov bb 4200000013 PRIVATE 63.147.48.0/23 209 CENTURYLINK-US-LEGACY-QWEST - 4200000013 PRIVATE 63.147.50.0/23 209 CENTURYLINK-US-LEGACY-QWEST - 4200010173 PRIVATE 63.228.245.0/24 209 CENTURYLINK-US-LEGACY-QWEST - 4200000007 PRIVATE 63.232.90.0/24 209 CENTURYLINK-US-LEGACY-QWEST - 4200000007 PRIVATE 63.232.90.0/23 209 CENTURYLINK-US-LEGACY-QWEST - 4200000007 PRIVATE 63.232.91.0/24 209 CENTURYLINK-US-LEGACY-QWEST - 4200010039 PRIVATE 63.236.68.0/24 209 CENTURYLINK-US-LEGACY-QWEST -
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 14.128.14.0/23 10247 NETLINE, ZA 14.192.48.0/24 327815 XNET, NA 14.192.50.0/23 10247 NETLINE, ZA 14.192.58.0/23 10247 NETLINE, ZA 27.100.7.0/24 56096 UNKNOWN 36.255.250.0/23 10247 NETLINE, ZA 41.76.136.0/24 37500 -Reserved AS-, ZZ 41.76.136.0/22 37500 -Reserved AS-, ZZ 41.76.138.0/24 37500 -Reserved AS-, ZZ 41.76.139.0/24 37500 -Reserved AS-, ZZ
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 /9:12 /10:37 /11:100 /12:289 /13:563 /14:1102 /15:1904 /16:13370 /17:7760 /18:13459 /19:24734 /20:38073 /21:44561 /22:85911 /23:69152 /24:385280 /25:7 /26:5 /27:8 /28:82 /29:227 /30:875 /31:0 /32:48
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6327 3173 3384 SHAW - Shaw Communications Inc., CA 39891 2946 3778 ALJAWWALSTC-AS, SA 12479 2811 4073 UNI2-AS, ES 22773 2543 3289 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 18566 2061 2168 MEGAPATH5-US - MegaPath Corporation, US 11830 1993 2645 Instituto Costarricense de Electricidad y Telec 30036 1713 1962 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communi 10620 1601 3587 Telmex Colombia S.A., CO 8551 1595 2132 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 1560 1809 CABLEONE - CABLE ONE, INC., US
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1585 2:834 4:19 5:2767 6:65 7:1 8:1115 9:1 12:1869 13:184 14:1726 15:29 16:3 17:201 18:68 20:47 21:4 23:2568 24:2158 25:2 27:2251 31:1976 32:66 35:27 36:503 37:2742 38:1439 39:256 40:119 41:3075 42:572 43:1937 44:107 45:4245 46:3024 47:204 49:1330 50:1052 51:304 52:1008 54:372 55:5 56:12 57:48 58:1442 59:919 60:429 61:2144 62:1817 63:1798 64:4896 65:2215 66:4604 67:2358 68:1142 69:3191 70:1147 71:560 72:2109 74:2713 75:411 76:434 77:1557 78:1696 79:1923 80:1489 81:1388 82:1086 83:775 84:1027 85:2050 86:591 87:1299 88:937 89:2320 90:207 91:6323 92:1179 93:2376 94:2390 95:2845 96:665 97:357 98:946 99:133 100:81 101:1027 102:40 103:17588 104:3553 105:231 106:659 107:1816 108:708 109:2707 110:1578 111:1778 112:1319 113:1328 114:1087 115:1605 116:1604 117:1864 118:2153 119:1667 120:965 121:1000 122:2407 123:1799 124:1376 125:1834 128:945 129:640 130:436 131:1587 132:669 133:196 134:1007 135:224 136:457 137:493 138:1946 139:601 140:360 141:691 142:799 143:958 144:804 145:457 146:1205 147:769 148:1579 149:706 150:732 151:1059 152:753 153:310 154:1020 155:756 156:929 157:779 158:639 159:1567 160:935 161:751 162:2554 163:531 164:1053 165:1433 166:424 167:1391 168:3067 169:801 170:3684 171:428 172:1075 173:1961 174:885 175:752 176:1858 177:4020 178:2475 179:1212 180:2243 181:2200 182:2472 183:1138 184:918 185:13362 186:3615 187:2371 188:2740 189:2023 190:8095 191:1444 192:9787 193:5884 194:4772 195:3946 196:2521 197:1430 198:5488 199:5874 200:7381 201:5020 202:9824 203:10135 204:4501 205:2871 206:3014 207:3154 208:3988 209:3932 210:3525 211:1857 212:2993 213:2721 214:946 215:62 216:5919 217:2130 218:847 219:395 220:1749 221:992 222:828 223:1228
End of report
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