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 01 Feb, 2025 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: 991862 Prefixes after maximum aggregation (per Origin AS): 373489 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 473817 Number of IPv4 prefixes with a valid ROA: 533798 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 458043 Total ASes present in the Internet Routing Table: 76624 Prefixes per ASN: 12.94 Origin-only ASes present in the Internet Routing Table: 65550 Origin ASes announcing only one prefix: 26831 Transit ASes present in the Internet Routing Table: 11074 Transit-only ASes present in the Internet Routing Table: 533 Paths with bogon ASNs present in the IPv4 Routing Table: 102 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1060 Number of instances of unregistered ASNs: 1079 Number of 32-bit ASNs allocated by the RIRs: 46097 Number of 32-bit ASNs visible in the Routing Table: 37744 Prefixes from 32-bit ASNs in the Routing Table: 200434 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 371 Number of addresses announced to Internet: 3118266688 Equivalent to 185 /8s, 220 /16s and 249 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 322410 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 266361 Total APNIC prefixes after maximum aggregation: 77143 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 257852 Unique aggregates announced from the APNIC address blocks: 102751 APNIC Region origin ASes present in the Internet Routing Table: 14553 APNIC Prefixes per ASN: 17.72 APNIC Region origin ASes announcing only one prefix: 4430 APNIC Region transit ASes present in the Internet Routing Table: 1975 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9988 Number of APNIC addresses announced to Internet: 758590272 Equivalent to 45 /8s, 55 /16s and 43 /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: 289720 Total ARIN prefixes after maximum aggregation: 127498 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 291351 Unique aggregates announced from the ARIN address blocks: 135064 ARIN Region origin ASes present in the Internet Routing Table: 19212 ARIN Prefixes per ASN: 15.17 ARIN Region origin ASes announcing only one prefix: 7025 ARIN Region transit ASes present in the Internet Routing Table: 1994 Average ARIN Region AS path length visible: 4.9 Max ARIN Region AS path length visible: 39 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5135 Number of ARIN addresses announced to Internet: 1344897856 Equivalent to 80 /8s, 41 /16s and 131 /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, 393216-402332 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, 54/8, 55/8, 56/8, 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: 275551 Total RIPE prefixes after maximum aggregation: 132069 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 272605 Unique aggregates announced from the RIPE address blocks: 171545 RIPE Region origin ASes present in the Internet Routing Table: 28856 RIPE Prefixes per ASN: 9.45 RIPE Region origin ASes announcing only one prefix: 12044 RIPE Region transit ASes present in the Internet Routing Table: 4011 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12236 Number of RIPE addresses announced to Internet: 732383616 Equivalent to 43 /8s, 167 /16s and 73 /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, 53/8, 57/8, 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: 124029 Total LACNIC prefixes after maximum aggregation: 29417 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 121276 Unique aggregates announced from the LACNIC address blocks: 48868 LACNIC Region origin ASes present in the Internet Routing Table: 11183 LACNIC Prefixes per ASN: 10.84 LACNIC Region origin ASes announcing only one prefix: 2654 LACNIC Region transit ASes present in the Internet Routing Table: 2524 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9120 Number of LACNIC addresses announced to Internet: 177816128 Equivalent to 10 /8s, 153 /16s and 66 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 35141 Total AfriNIC prefixes after maximum aggregation: 6697 AfriNIC Deaggregation factor: 5.25 Prefixes being announced from the AfriNIC address blocks: 48407 Unique aggregates announced from the AfriNIC address blocks: 15288 AfriNIC Region origin ASes present in the Internet Routing Table: 1908 AfriNIC Prefixes per ASN: 25.37 AfriNIC Region origin ASes announcing only one prefix: 678 AfriNIC Region transit ASes present in the Internet Routing Table: 373 Average AfriNIC Region AS path length visible: 6.1 Max AfriNIC Region AS path length visible: 61 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265 Number of AfriNIC addresses announced to Internet: 104375040 Equivalent to 6 /8s, 56 /16s and 163 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & 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 9808 10427 8913 145 CHINAMOBILE-CN China Mobile Communication 7545 6200 842 656 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4884 4192 75 ERX-CERNET-BKB China Education and Resear 9498 4174 528 272 BBIL-AP BHARTI Airtel Ltd., IN 45899 4165 1874 54 VNPT-AS-VN VNPT Corp, VN 18403 4152 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3940 1331 26 VIETEL-AS-AP Viettel Group, VN 7713 3672 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 24560 2832 852 536 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 4755 2201 434 189 TATACOMM-AS TATA Communications formerly 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 12672 38940 3721 AMAZON-02, US 174 5547 8760 888 COGENT-174, US 11492 4697 312 552 CABLEONE, US 7155 4181 287 87 VIASAT-SP-BACKBONE, US 6327 3614 1320 80 SHAW, CA 22773 3388 3033 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3259 54879 2506 DNIC-AS-00749, US 16625 2919 1258 2161 AKAMAI-AS, US 396982 2903 3657 443 GOOGLE-CLOUD-PLATFORM, US 30036 2577 358 277 MEDIACOM-ENTERPRISE-BUSINESS, 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 7762 1711 144 UNI2-AS, ES 39891 4797 293 62 ALJAWWALSTC-AS, SA 20940 3934 3396 141 AKAMAI-ASN1, NL 9009 3716 320 1915 M247, RO 12389 2988 2302 889 ROSTELECOM-AS, RU 5384 2452 585 30 EMIRATES-INTERNET Emirates Internet, AE 34984 2370 361 581 TELLCOM-AS, TR 212238 1905 136 1405 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1606 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 11681 3224 603 UNINET, MX 10620 3540 492 954 Telmex Colombia S.A., CO 13999 2515 539 366 Mega Cable, S.A. de C.V., MX 11830 1992 369 64 Instituto Costarricense de Electricidad y 28573 1337 2438 262 Claro NXT Telecomunicacoes Ltda, BR 3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1134 374 163 Axtel, S.A.B. de C.V., MX 6147 1103 371 22 Telefonica del Peru S.A.A., PE 22884 1073 98 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1001 2503 53 TIM SA, BR 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 24835 1681 601 30 RAYA-AS, EG 24863 1645 389 17 LINKdotNET-AS, EG 29571 1546 98 102 ORANGE-COTE-IVOIRE, CI 36992 1425 1518 286 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 1002 521 42 Vodafone-, EG 20011 978 180 282 INTERNET-SOLUTIONS, ZA 37069 869 1083 15 MOBINIL, EG 6713 559 1861 35 IAM-AS, MA 36914 544 82 3 KENET-AS, KE 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 16509 12672 38940 3721 AMAZON-02, US 8151 11681 3224 603 UNINET, MX 9808 10427 8913 145 CHINAMOBILE-CN China Mobile Communication 12479 7762 1711 144 UNI2-AS, ES 7545 6200 842 656 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5547 8760 888 COGENT-174, US 4538 4884 4192 75 ERX-CERNET-BKB China Education and Resear 39891 4797 293 62 ALJAWWALSTC-AS, SA 11492 4697 312 552 CABLEONE, US 7155 4181 287 87 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 8151 11681 11078 UNINET, MX 9808 10427 10282 CHINAMOBILE-CN China Mobile Communications Grou 12479 7762 7618 UNI2-AS, ES 7545 6200 5544 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4884 4809 ERX-CERNET-BKB China Education and Research Net 39891 4797 4735 ALJAWWALSTC-AS, SA 174 5547 4659 COGENT-174, US 11492 4697 4145 CABLEONE, US 18403 4152 4129 FPT-AS-AP FPT Telecom Company, VN 45899 4165 4111 VNPT-AS-VN VNPT Corp, 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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 23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA 23.132.192.0/24 Transit: 6939 HURRICANE, US 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 3356 LEVEL3, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US 23.140.176.0/24 Origin: 40676 AS40676, US 23.140.176.0/24 Transit: 174 COGENT-174, US 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 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 /9:16 /10:42 /11:92 /12:309 /13:589 /14:1230 /15:2189 /16:14024 /17:8475 /18:14472 /19:25228 /20:45774 /21:53306 /22:113809 /23:103496 /24:608097 /25:98 /26:109 /27:104 /28:22 /29:73 /30:10 /31:0 /32:282 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6722 7762 UNI2-AS, ES 8151 5894 11681 UNINET, MX 11492 3555 4697 CABLEONE, US 39891 3489 4797 ALJAWWALSTC-AS, SA 6327 3410 3614 SHAW, CA 7155 3129 4181 VIASAT-SP-BACKBONE, US 22773 2521 3388 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2264 12672 AMAZON-02, US 30036 2238 2577 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2180 3540 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) ---------------------------------------------- 1:2336 2:1675 3:567 4:11 5:4615 6:165 7:6 8:1563 9:1 11:172 12:1382 13:349 14:2556 15:344 16:270 17:363 18:915 20:462 21:4 22:188 23:7257 24:2734 25:2 27:2776 29:19 31:3197 32:42 34:75 35:187 36:2433 37:4666 38:9884 39:903 40:151 41:4225 42:1930 43:2635 44:345 45:18308 46:5040 47:314 49:2002 50:1865 51:589 52:1572 54:307 55:1142 56:9 57:240 58:2315 59:1263 60:1190 61:2904 62:2953 63:1836 64:5504 65:2210 66:4653 67:3026 68:1179 69:4020 70:1103 71:614 72:2862 74:2781 75:1639 76:628 77:2616 78:1855 79:1690 80:2252 81:2064 82:2158 83:1452 84:1807 85:3293 86:1103 87:2456 88:1279 89:4371 90:757 91:8354 92:2844 93:2878 94:4032 95:4188 96:1292 97:308 98:991 99:737 100:71 101:1404 102:3799 103:32704 104:4652 105:751 106:1019 107:2606 108:1170 109:4118 110:2225 111:3414 112:2072 113:1818 114:1952 115:2253 116:2064 117:2797 118:2868 119:1979 120:1945 121:1435 122:2776 123:2207 124:1693 125:2920 126:94 128:1658 129:980 130:1291 131:1873 132:807 133:451 134:1524 135:322 136:1337 137:1281 138:2903 139:1666 140:1545 141:1485 142:1829 143:1613 144:1025 145:459 146:2150 147:2065 148:2592 149:2921 150:1206 151:1650 152:2057 153:570 154:8211 155:1612 156:3600 157:1879 158:1255 159:2432 160:3537 161:1815 162:3663 163:1799 164:1700 165:2179 166:1324 167:1876 168:4093 169:800 170:5081 171:1010 172:4298 173:3231 174:916 175:1309 176:3620 177:4790 178:3798 179:2233 180:2635 181:3954 182:3397 183:2047 184:2259 185:21545 186:5109 187:4321 188:4251 189:4157 190:9604 191:1538 192:11272 193:9407 194:7865 195:5608 196:3207 197:3688 198:6170 199:8304 200:8158 201:6304 202:10929 203:10806 204:4556 205:3652 206:4673 207:3574 208:4223 209:5151 210:4887 211:2712 212:4571 213:3758 214:1045 215:42 216:6618 217:3275 218:1398 219:577 220:2110 221:1061 222:970 223:2332 End of report