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[bgp-stats] Routing Table Report - London view
Routing Table Report 08:00 +10GMT Sat 29 Feb, 2020 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 789558 Prefixes after maximum aggregation (per Origin AS): 305925 Deaggregation factor: 2.58 Unique aggregates announced (without unneeded subnets): 390256 Total ASes present in the Internet Routing Table: 67058 Prefixes per ASN: 11.77 Origin-only ASes present in the Internet Routing Table: 57887 Origin ASes announcing only one prefix: 24209 Transit ASes present in the Internet Routing Table: 9171 Transit-only ASes present in the Internet Routing Table: 269 Average AS path length visible in the Internet Routing Table: 3.9 Max AS path length visible: 32 Max AS path prepend of ASN ( 27768) 29 Prefixes from unregistered ASNs in the Routing Table: 1207 Number of instances of unregistered ASNs: 1213 Number of 32-bit ASNs allocated by the RIRs: 30732 Number of 32-bit ASNs visible in the Routing Table: 25273 Prefixes from 32-bit ASNs in the Routing Table: 115930 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 1087 Number of addresses announced to Internet: 2853042944 Equivalent to 170 /8s, 13 /16s and 251 /24s Percentage of available address space announced: 77.1 Percentage of allocated address space announced: 77.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.4 Total number of prefixes smaller than registry allocations: 267694 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 202742 Total APNIC prefixes after maximum aggregation: 60911 APNIC Deaggregation factor: 3.33 Prefixes being announced from the APNIC address blocks: 196090 Unique aggregates announced from the APNIC address blocks: 85040 APNIC Region origin ASes present in the Internet Routing Table: 10288 APNIC Prefixes per ASN: 19.06 APNIC Region origin ASes announcing only one prefix: 2843 APNIC Region transit ASes present in the Internet Routing Table: 1483 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 5402 Number of APNIC addresses announced to Internet: 767496960 Equivalent to 45 /8s, 191 /16s and 19 /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, 131072-141625 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: 233208 Total ARIN prefixes after maximum aggregation: 107561 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 230914 Unique aggregates announced from the ARIN address blocks: 117466 ARIN Region origin ASes present in the Internet Routing Table: 18361 ARIN Prefixes per ASN: 12.58 ARIN Region origin ASes announcing only one prefix: 6732 ARIN Region transit ASes present in the Internet Routing Table: 1846 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3165 Number of ARIN addresses announced to Internet: 1079088384 Equivalent to 64 /8s, 81 /16s and 149 /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, 393216-399260 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, 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: 228223 Total RIPE prefixes after maximum aggregation: 107996 RIPE Deaggregation factor: 2.11 Prefixes being announced from the RIPE address blocks: 224555 Unique aggregates announced from the RIPE address blocks: 130786 RIPE Region origin ASes present in the Internet Routing Table: 26880 RIPE Prefixes per ASN: 8.35 RIPE Region origin ASes announcing only one prefix: 11719 RIPE Region transit ASes present in the Internet Routing Table: 3692 Average RIPE Region AS path length visible: 3.7 Max RIPE Region AS path length visible: 28 Number of RIPE region 32-bit ASNs visible in the Routing Table: 8963 Number of RIPE addresses announced to Internet: 724208384 Equivalent to 43 /8s, 42 /16s and 139 /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 196608-210331 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: 102542 Total LACNIC prefixes after maximum aggregation: 24228 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 103853 Unique aggregates announced from the LACNIC address blocks: 45904 LACNIC Region origin ASes present in the Internet Routing Table: 9508 LACNIC Prefixes per ASN: 10.92 LACNIC Region origin ASes announcing only one prefix: 2433 LACNIC Region transit ASes present in the Internet Routing Table: 1774 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 7078 Number of LACNIC addresses announced to Internet: 173953792 Equivalent to 10 /8s, 94 /16s and 83 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-270748 + 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: 21636 Total AfriNIC prefixes after maximum aggregation: 4473 AfriNIC Deaggregation factor: 4.84 Prefixes being announced from the AfriNIC address blocks: 33059 Unique aggregates announced from the AfriNIC address blocks: 10061 AfriNIC Region origin ASes present in the Internet Routing Table: 1373 AfriNIC Prefixes per ASN: 24.08 AfriNIC Region origin ASes announcing only one prefix: 482 AfriNIC Region transit ASes present in the Internet Routing Table: 267 Average AfriNIC Region AS path length visible: 4.1 Max AfriNIC Region AS path length visible: 21 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 665 Number of AfriNIC addresses announced to Internet: 107726080 Equivalent to 6 /8s, 107 /16s and 197 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 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 5301 666 613 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3322 1330 21 VIETEL-AS-AP Viettel Group, VN 45899 3135 1797 104 VNPT-AS-VN VNPT Corp, VN 7713 2700 831 493 TELKOMNET-AS-AP PT Telekomunikasi Indon 9808 2614 9043 60 CMNET-GD Guangdong Mobile Communication 9498 2244 434 220 BBIL-AP BHARTI Airtel Ltd., IN 4755 2139 441 194 TATACOMM-AS TATA Communications formerl 4766 2096 11102 556 KIXS-AS-KR Korea Telecom, KR 9394 2075 4898 22 CTTNET China TieTong Telecommunications 9829 1909 1327 58 BSNL-NIB National Internet Backbone, 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 7155 4035 280 29 VIASAT-SP-BACKBONE, US 11492 3998 266 665 CABLEONE, US 16509 3867 7816 1700 AMAZON-02, US 22773 3536 2971 153 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3374 1324 92 SHAW, CA 16625 2991 1570 2140 AKAMAI-AS, US 209 2387 5069 540 CENTURYLINK-US-LEGACY-QWEST, US 30036 2311 360 114 MEDIACOM-ENTERPRISE-BUSINESS, US 5650 2290 2941 1631 FRONTIER-FRTR, US 20115 2141 2795 519 CHARTER-20115, 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 47331 6224 926 3052 TTNET, TR 12479 5928 1599 131 UNI2-AS, ES 39891 3776 203 20 ALJAWWALSTC-AS, SA 8551 3293 379 45 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2902 464 1991 AKAMAI-ASN1, US 12389 2446 2248 730 ROSTELECOM-AS, RU 34984 2092 350 560 TELLCOM-AS, TR 9009 2066 218 1099 M247, GB 9121 1830 1691 18 TTNET, TR 13188 1604 100 47 TRIOLAN, UA 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 6265 3291 594 Uninet S.A. de C.V., MX 10620 3359 534 449 Telmex Colombia S.A., CO 11830 2202 302 156 Instituto Costarricense de Electricidad 6503 1677 327 389 Axtel, S.A.B. de C.V., MX 7303 1559 1031 263 Telecom Argentina S.A., AR 28573 1325 2236 189 CLARO S.A., BR 13999 1229 502 286 Mega Cable, S.A. de C.V., MX 6147 1126 379 39 Telefonica del Peru S.A.A., PE 3816 1085 562 136 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11172 955 112 70 Alestra, S. de R.L. de C.V., MX 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 1499 393 22 LINKdotNET-AS, EG 24835 1099 566 24 RAYA-AS, EG 36992 1057 1535 74 ETISALAT-MISR, EG 36903 875 452 97 MT-MPLS, MA 6713 599 1863 34 IAM-AS, MA 29571 557 68 11 ORANGE-COTE-IVOIRE, CI 37342 482 32 1 MOVITEL, MZ 36935 387 522 40 Vodafone-, EG 23889 373 231 15 MauritiusTelecom, MU 15399 357 45 10 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 8151 6265 3291 594 Uninet S.A. de C.V., MX 47331 6224 926 3052 TTNET, TR 12479 5928 1599 131 UNI2-AS, ES 7545 5301 666 613 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4035 280 29 VIASAT-SP-BACKBONE, US 11492 3998 266 665 CABLEONE, US 16509 3867 7816 1700 AMAZON-02, US 39891 3776 203 20 ALJAWWALSTC-AS, SA 22773 3536 2971 153 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3374 1324 92 SHAW, CA Complete listing at http://thyme.rand.apnic.net/london/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 12479 5928 5797 UNI2-AS, ES 7545 5301 4688 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4035 4006 VIASAT-SP-BACKBONE, US 39891 3776 3756 ALJAWWALSTC-AS, SA 22773 3536 3383 ASN-CXA-ALL-CCI-22773-RDC, US 11492 3998 3333 CABLEONE, US 7552 3322 3301 VIETEL-AS-AP Viettel Group, VN 6327 3374 3282 SHAW, CA 8551 3293 3248 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 47331 6224 3172 TTNET, TR Complete listing at http://thyme.rand.apnic.net/london/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 4200111000 PRIVATE 8.20.0.0/23 35873 MOVE-NETWORKS, US 16589 UNALLOCATED 8.20.241.0/24 23393 NUCDN, US 16589 UNALLOCATED 8.20.243.0/24 23393 NUCDN, US 16589 UNALLOCATED 8.20.247.0/24 23393 NUCDN, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 174 COGENT-174, US 62485 UNALLOCATED 8.23.229.0/24 3356 LEVEL3, US 16589 UNALLOCATED 8.26.56.0/24 23393 NUCDN, US 32985 UNALLOCATED 8.28.31.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174, US Complete listing at http://thyme.rand.apnic.net/london/data-badAS Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.136.224.0/24 Origin: 15206 UNASSIGNED Transit: 174 COGENT-174, US 23.137.192.0/24 Origin: 31798 CANAD-86-31798, CA Transit: 174 COGENT-174, US 27.100.7.0/24 Origin: 56096 UNASSIGNED Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 27.126.156.0/23 Origin: 55827 UNASSIGNED Transit: 9930 TTNET-MY TIME dotCom Berhad, MY 27.126.156.0/22 Origin: 55827 UNASSIGNED Transit: 9930 TTNET-MY TIME dotCom Berhad, MY 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 /8:10 /9:11 /10:37 /11:98 /12:280 /13:577 /14:1157 /15:1911 /16:13367 /17:8081 /18:13738 /19:25375 /20:38912 /21:47582 /22:98387 /23:80931 /24:459104 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 47331 5278 6224 TTNET, TR 12479 4911 5928 UNI2-AS, ES 6327 3164 3374 SHAW, CA 11492 3128 3998 CABLEONE, US 7155 3125 4035 VIASAT-SP-BACKBONE, US 39891 2946 3776 ALJAWWALSTC-AS, SA 8551 2753 3293 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2749 3536 ASN-CXA-ALL-CCI-22773-RDC, US 8151 2080 6265 Uninet S.A. de C.V., MX 30036 2059 2311 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1512 2:1156 3:30 4:17 5:3312 6:48 8:1339 9:1 12:1791 13:495 14:2228 15:73 16:9 17:285 18:79 20:56 23:3353 24:2647 25:2 27:2492 31:2133 32:86 35:41 36:931 37:3262 38:1909 39:321 40:131 41:3427 42:622 43:2062 44:198 45:13559 46:3657 47:276 49:1413 50:1219 51:87 52:1134 54:271 55:707 56:6 57:53 58:1740 59:1031 60:691 61:2161 62:2202 63:1946 64:5064 65:2309 66:4858 67:2836 68:1208 69:3799 70:1426 71:668 72:2772 74:2637 75:1438 76:672 77:1814 78:3438 79:2428 80:1834 81:1667 82:1254 83:1018 84:1208 85:3007 86:554 87:1726 88:2446 89:2693 90:299 91:6924 92:1484 93:2447 94:2605 95:4207 96:1021 97:337 98:966 99:962 100:69 101:932 102:788 103:23028 104:3553 105:392 106:832 107:1947 108:700 109:3773 110:1767 111:1955 112:1568 113:1275 114:1343 115:1786 116:1733 117:2039 118:2074 119:1660 120:810 121:981 122:2351 123:1868 124:1540 125:1983 128:1312 129:892 130:608 131:1818 132:757 133:299 134:1231 135:274 136:598 137:836 138:2180 139:981 140:590 141:886 142:869 143:1178 144:945 145:324 146:1349 147:1010 148:2060 149:1120 150:811 151:1265 152:1458 153:370 154:4652 155:885 156:3321 157:1079 158:764 159:1931 160:1837 161:1015 162:3007 163:779 164:1433 165:1245 166:534 167:1482 168:3655 169:489 170:4246 171:752 172:1884 173:2369 174:1036 175:998 176:2635 177:4133 178:2718 179:1469 180:2165 181:2454 182:2799 183:1085 184:2411 185:16162 186:3723 187:2583 188:3136 189:2120 190:8316 191:1518 192:10211 193:7346 194:6030 195:4305 196:3397 197:1883 198:6079 199:5903 200:7145 201:4919 202:9990 203:10005 204:4507 205:3083 206:3192 207:3238 208:4005 209:4359 210:3707 211:1862 212:3190 213:3000 214:1175 215:54 216:5923 217:2359 218:845 219:419 220:1977 221:906 222:820 223:1455 End of report
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