This is an automated weekly mailing describing the state of the IPv4 Research & Education Routing Table received by NSRC's collector from Guam's network. Daily listings are sent to ren-bgp-stats-all@lists.nsrc.org. For historical data, please see https://bgp.nsrc.org. If you have any comments please contact Philip Smith . IPv4 R&E Routing Table Report 21:25 GMT Sat 28 Oct, 2023 IPv4 BGP Table (Global) as seen at Guam. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/Guam/ Analysis Summary ---------------- BGP routing table entries examined: 945677 Prefixes after maximum aggregation (per Origin AS): 354301 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 454248 Number of IPv4 prefixes with a valid ROA: 436958 Number of IPv4 prefixes with an invalid ROA: 291 Number of IPv4 prefixes with no ROA: 508428 Total ASes present in the Internet Routing Table: 74919 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64350 Origin ASes announcing only one prefix: 26008 Transit ASes present in the Internet Routing Table: 10569 Transit-only ASes present in the Internet Routing Table: 470 Paths with bogon ASNs present in the IPv4 Routing Table: 10 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 38 Max AS path prepend of ASN (213101) 31 Prefixes from unregistered ASNs in the Routing Table: 1039 Number of instances of unregistered ASNs: 1039 Number of 32-bit ASNs allocated by the RIRs: 42941 Number of 32-bit ASNs visible in the Routing Table: 35262 Prefixes from 32-bit ASNs in the Routing Table: 180975 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 523 Number of addresses announced to Internet: 3051707904 Equivalent to 181 /8s, 229 /16s and 94 /24s Percentage of available address space announced: 82.4 Percentage of allocated address space announced: 82.4 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 318999 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244847 Total APNIC prefixes after maximum aggregation: 70439 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 238213 Unique aggregates announced from the APNIC address blocks: 98898 APNIC Region origin ASes present in the Internet Routing Table: 13631 APNIC Prefixes per ASN: 17.48 APNIC Region origin ASes announcing only one prefix: 4091 APNIC Region transit ASes present in the Internet Routing Table: 1828 Average APNIC Region AS path length visible: 5.5 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8998 Number of APNIC addresses announced to Internet: 771535424 Equivalent to 45 /8s, 252 /16s and 178 /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, 131072-153913 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: 275941 Total ARIN prefixes after maximum aggregation: 124245 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 280236 Unique aggregates announced from the ARIN address blocks: 132638 ARIN Region origin ASes present in the Internet Routing Table: 19090 ARIN Prefixes per ASN: 14.68 ARIN Region origin ASes announcing only one prefix: 6961 ARIN Region transit ASes present in the Internet Routing Table: 1966 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4832 Number of ARIN addresses announced to Internet: 1277200704 Equivalent to 76 /8s, 32 /16s and 137 /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, 393216-401308 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: 264743 Total RIPE prefixes after maximum aggregation: 124393 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 259681 Unique aggregates announced from the RIPE address blocks: 160393 RIPE Region origin ASes present in the Internet Routing Table: 28477 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12059 RIPE Region transit ASes present in the Internet Routing Table: 3902 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11403 Number of RIPE addresses announced to Internet: 716648064 Equivalent to 42 /8s, 183 /16s and 46 /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 196608-216475 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: 127362 Total LACNIC prefixes after maximum aggregation: 28511 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 126143 Unique aggregates announced from the LACNIC address blocks: 49200 LACNIC Region origin ASes present in the Internet Routing Table: 11058 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2299 LACNIC Region transit ASes present in the Internet Routing Table: 2347 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8885 Number of LACNIC addresses announced to Internet: 178313728 Equivalent to 10 /8s, 160 /16s and 218 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 31745 Total AfriNIC prefixes after maximum aggregation: 6003 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 40881 Unique aggregates announced from the AfriNIC address blocks: 12687 AfriNIC Region origin ASes present in the Internet Routing Table: 1801 AfriNIC Prefixes per ASN: 22.70 AfriNIC Region origin ASes announcing only one prefix: 598 AfriNIC Region transit ASes present in the Internet Routing Table: 332 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1144 Number of AfriNIC addresses announced to Internet: 107586560 Equivalent to 6 /8s, 105 /16s and 164 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & 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 9808 9478 8729 40 CHINAMOBILE-CN China Mobile Communicati 7545 5716 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4248 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3802 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3574 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3327 1840 100 VNPT-AS-VN VNPT Corp, VN 9498 2971 490 237 BBIL-AP BHARTI Airtel Ltd., IN 24560 2536 844 377 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11269 603 KIXS-AS-KR Korea Telecom, KR 4755 2168 442 199 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 9148 11020 3316 AMAZON-02, US 11492 4539 301 674 CABLEONE, US 7155 4160 288 96 VIASAT-SP-BACKBONE, US 6327 3555 1320 67 SHAW, CA 22773 3527 3056 305 ASN-CXA-ALL-CCI-22773-RDC, US 749 3161 54958 2413 DNIC-AS-00749, US 367 3052 3841 1424 DNIC-ASBLK-00306-00371, US 16625 3028 1396 2303 AKAMAI-AS, US 396982 2706 3598 397 GOOGLE-CLOUD-PLATFORM, US 7018 2558 23615 1605 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7417 1713 145 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4088 3397 148 AKAMAI-ASN1, NL 8551 3446 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 9009 3231 285 1600 M247, RO 12389 2881 2295 911 ROSTELECOM-AS, RU 34984 2323 361 591 TELLCOM-AS, TR 58224 1685 917 545 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1522 1852 14 TE-AS TE-AS, EG Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11918 3370 611 UNINET, MX 10620 3539 504 856 Telmex Colombia S.A., CO 13999 2425 336 634 Mega Cable, S.A. de C.V., MX 11830 2004 369 64 Instituto Costarricense de Electricidad 28573 1331 2322 236 Claro NXT Telecomunicacoes Ltda, BR 3816 1300 770 192 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1250 342 505 Axtel, S.A.B. de C.V., MX 6147 1109 369 22 Telefonica del Peru S.A.A., PE 28202 1099 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1055 168 429 Techtel LMDS Comunicaciones Interactiva Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1599 393 19 LINKdotNET-AS, EG 24835 1549 549 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1048 67 46 ORANGE-COTE-IVOIRE, CI 36935 938 521 44 Vodafone-, EG 37457 683 319 45 Telkom-Internet, ZA 6713 552 1861 34 IAM-AS, MA 15399 537 55 51 WANANCHI-, KE 37342 511 32 1 MOVITEL, MZ Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11918 3370 611 UNINET, MX 9808 9478 8729 40 CHINAMOBILE-CN China Mobile Communicati 16509 9148 11020 3316 AMAZON-02, US 12479 7417 1713 145 UNI2-AS, ES 7545 5716 785 695 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4539 301 674 CABLEONE, US 18403 4248 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4160 288 96 VIASAT-SP-BACKBONE, US 20940 4088 3397 148 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9478 9438 CHINAMOBILE-CN China Mobile Communications Grou 12479 7417 7272 UNI2-AS, ES 16509 9148 5832 AMAZON-02, US 7545 5716 5021 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4248 4223 FPT-AS-AP FPT Telecom Company, VN 7155 4160 4064 VIASAT-SP-BACKBONE, US 20940 4088 3940 AKAMAI-ASN1, NL 11492 4539 3865 CABLEONE, US 7552 3802 3782 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/Guam/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 33492 UNALLOCATED 8.6.184.0/23 33650 COMCAST-33650, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road, 36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin Complete listing at https://bgp.nsrc.org/REN/Guam/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 /9:14 /10:37 /11:100 /12:300 /13:580 /14:1194 /15:2107 /16:13526 /17:8339 /18:13981 /19:25143 /20:44043 /21:52159 /22:111346 /23:102850 /24:569466 /25:83 /26:61 /27:136 /28:38 /29:89 /30:21 /31:4 /32:44 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6505 7417 UNI2-AS, ES 8151 5956 11918 UNINET, MX 11492 3452 4539 CABLEONE, US 6327 3364 3555 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3108 4160 VIASAT-SP-BACKBONE, US 8551 2923 3446 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2579 3527 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2153 2498 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2113 3539 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2212 2:1440 3:269 4:7 5:4454 6:159 7:6 8:1512 9:1 11:172 12:1507 13:360 14:2312 15:303 16:203 17:363 18:662 20:326 21:4 22:188 23:6504 24:2923 25:2 27:2652 29:19 31:2585 32:78 34:27 35:118 36:2012 37:4482 38:5538 39:867 40:128 41:4292 42:2059 43:2307 44:328 45:17365 46:4392 47:370 49:1857 50:1886 51:576 52:1586 54:395 55:961 56:5 57:135 58:1862 59:1102 60:1009 61:2491 62:2736 63:1913 64:5682 65:2375 66:5075 67:3081 68:1349 69:4148 70:1348 71:635 72:3013 74:2654 75:1601 76:626 77:2446 78:1839 79:3015 80:2129 81:1846 82:1537 83:1315 84:1553 85:3037 86:761 87:2040 88:1248 89:3976 90:626 91:7989 92:2075 93:2639 94:3618 95:4015 96:1305 97:315 98:1099 99:735 100:91 101:1381 102:3134 103:32198 104:4801 105:976 106:979 107:2791 108:1147 109:4278 110:2119 111:3129 112:2062 113:1763 114:1699 115:2058 116:1942 117:2520 118:2693 119:1969 120:1766 121:1177 122:2621 123:2194 124:1569 125:2586 128:1465 129:929 130:1063 131:2070 132:872 133:408 134:1774 135:343 136:914 137:1132 138:2863 139:1583 140:1322 141:1333 142:1550 143:1569 144:988 145:347 146:1979 147:1620 148:2410 149:2369 150:897 151:1242 152:1864 153:606 154:5269 155:1406 156:2028 157:1367 158:1060 159:2209 160:2667 161:1597 162:3515 163:1630 164:1710 165:1909 166:1062 167:1759 168:4020 169:799 170:4865 171:952 172:3879 173:3030 174:984 175:1210 176:3683 177:5470 178:3552 179:2405 180:2508 181:3612 182:3260 183:1969 184:2266 185:20845 186:5050 187:4585 188:4174 189:4226 190:9414 191:1852 192:11008 193:8995 194:7372 195:5311 196:3176 197:2624 198:5995 199:6389 200:8203 201:6286 202:10455 203:10136 204:4578 205:3683 206:4424 207:3482 208:4136 209:4922 210:4285 211:2465 212:4289 213:3424 214:1113 215:71 216:6766 217:2864 218:1291 219:408 220:1800 221:988 222:667 223:2140 End of report