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 21 Jan, 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: 935610 Prefixes after maximum aggregation (per Origin AS): 347183 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444902 Number of IPv4 prefixes with a valid ROA: 387340 Number of IPv4 prefixes with an invalid ROA: 2713 Number of IPv4 prefixes with no ROA: 545557 Total ASes present in the Internet Routing Table: 74151 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63806 Origin ASes announcing only one prefix: 25676 Transit ASes present in the Internet Routing Table: 10345 Transit-only ASes present in the Internet Routing Table: 426 Paths with bogon ASNs present in the IPv4 Routing Table: 73 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 973 Number of instances of unregistered ASNs: 986 Number of 32-bit ASNs allocated by the RIRs: 41080 Number of 32-bit ASNs visible in the Routing Table: 34105 Prefixes from 32-bit ASNs in the Routing Table: 173595 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 507 Number of addresses announced to Internet: 3064244224 Equivalent to 182 /8s, 164 /16s and 168 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 322743 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237594 Total APNIC prefixes after maximum aggregation: 68269 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 233006 Unique aggregates announced from the APNIC address blocks: 97734 APNIC Region origin ASes present in the Internet Routing Table: 13233 APNIC Prefixes per ASN: 17.61 APNIC Region origin ASes announcing only one prefix: 3830 APNIC Region transit ASes present in the Internet Routing Table: 1796 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8519 Number of APNIC addresses announced to Internet: 773281088 Equivalent to 46 /8s, 23 /16s and 85 /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, 131072-151865 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: 270006 Total ARIN prefixes after maximum aggregation: 121469 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 271800 Unique aggregates announced from the ARIN address blocks: 129809 ARIN Region origin ASes present in the Internet Routing Table: 19104 ARIN Prefixes per ASN: 14.23 ARIN Region origin ASes announcing only one prefix: 6993 ARIN Region transit ASes present in the Internet Routing Table: 1930 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4737 Number of ARIN addresses announced to Internet: 1286770240 Equivalent to 76 /8s, 178 /16s and 142 /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: 267879 Total RIPE prefixes after maximum aggregation: 122564 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264225 Unique aggregates announced from the RIPE address blocks: 155948 RIPE Region origin ASes present in the Internet Routing Table: 28271 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 12019 RIPE Region transit ASes present in the Internet Routing Table: 3875 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11011 Number of RIPE addresses announced to Internet: 719262336 Equivalent to 42 /8s, 223 /16s and 18 /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 196608-213403 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: 128652 Total LACNIC prefixes after maximum aggregation: 28393 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127734 Unique aggregates announced from the LACNIC address blocks: 49013 LACNIC Region origin ASes present in the Internet Routing Table: 11017 LACNIC Prefixes per ASN: 11.59 LACNIC Region origin ASes announcing only one prefix: 2270 LACNIC Region transit ASes present in the Internet Routing Table: 2267 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8782 Number of LACNIC addresses announced to Internet: 176219136 Equivalent to 10 /8s, 128 /16s and 228 /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: 30506 Total AfriNIC prefixes after maximum aggregation: 5730 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 38332 Unique aggregates announced from the AfriNIC address blocks: 11979 AfriNIC Region origin ASes present in the Internet Routing Table: 1710 AfriNIC Prefixes per ASN: 22.42 AfriNIC Region origin ASes announcing only one prefix: 564 AfriNIC Region transit ASes present in the Internet Routing Table: 316 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1056 Number of AfriNIC addresses announced to Internet: 108412416 Equivalent to 6 /8s, 118 /16s and 62 /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 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5944 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3521 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3460 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2713 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 849 436 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2286 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2183 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2163 440 214 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 7832 10713 2924 AMAZON-02, US 11492 4530 300 601 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3771 3052 327 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3500 1320 63 SHAW, CA 16625 3474 1792 2514 AKAMAI-AS, US 749 3024 50575 2291 DNIC-AS-00749, US 7018 2592 24128 1568 ATT-INTERNET4, US 396982 2581 3494 370 GOOGLE-CLOUD-PLATFORM, US 30036 2570 368 356 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 6966 1705 145 UNI2-AS, ES 9121 6165 1692 17 TTNET, TR 39891 4557 269 60 ALJAWWALSTC-AS, SA 20940 4091 3400 199 AKAMAI-ASN1, NL 8551 3903 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 908 ROSTELECOM-AS, RU 47331 2741 397 2067 TTNET, TR 9009 2697 255 1358 M247, RO 34984 2254 358 610 TELLCOM-AS, TR 6849 2253 339 20 UKRTELNET, UA 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 11047 3340 586 Uninet S.A. de C.V., MX 10620 3472 507 854 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2222 366 594 Mega Cable, S.A. de C.V., MX 28573 1350 2329 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 339 518 Axtel, S.A.B. de C.V., MX 3816 1292 742 157 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1150 369 22 Telefonica del Peru S.A.A., PE 11664 1136 186 465 Techtel LMDS Comunicaciones Interactiva 26615 1008 2466 43 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 1505 533 29 RAYA-AS, EG 24863 1503 393 21 LINKdotNET-AS, EG 36992 1332 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1004 67 46 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 705 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 527 54 45 WANANCHI-, KE 37342 494 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 11047 3340 586 Uninet S.A. de C.V., MX 9808 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7832 10713 2924 AMAZON-02, US 12479 6966 1705 145 UNI2-AS, ES 9121 6165 1692 17 TTNET, TR 7545 5944 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4557 269 60 ALJAWWALSTC-AS, SA 11492 4530 300 601 CABLEONE, US 20940 4091 3400 199 AKAMAI-ASN1, NL 8551 3903 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9436 9389 CHINAMOBILE-CN China Mobile Communications Grou 12479 6966 6821 UNI2-AS, ES 9121 6165 6148 TTNET, TR 7545 5944 5241 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7832 4908 AMAZON-02, US 39891 4557 4497 ALJAWWALSTC-AS, SA 11492 4530 3929 CABLEONE, US 20940 4091 3892 AKAMAI-ASN1, NL 8551 3903 3865 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3895 3862 VIASAT-SP-BACKBONE, US 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.20.160.0/20 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.20.176.0/21 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.192.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.192.2.0/24 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.193.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.196.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 6453 AS6453, US 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 6453 AS6453, US 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 3356 LEVEL3, US 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 3356 LEVEL3, US 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /9:13 /10:38 /11:101 /12:296 /13:582 /14:1201 /15:2091 /16:13531 /17:8338 /18:14060 /19:25236 /20:43921 /21:52943 /22:111160 /23:101745 /24:559525 /25:133 /26:94 /27:148 /28:42 /29:90 /30:27 /31:3 /32:276 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6033 6966 UNI2-AS, ES 9121 5322 6165 TTNET, TR 8151 5060 11047 Uninet S.A. de C.V., MX 39891 3548 4557 ALJAWWALSTC-AS, SA 11492 3445 4530 CABLEONE, US 8551 3368 3903 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3308 3500 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2801 3771 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2384 2741 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1631 2:1242 3:168 4:7 5:4361 6:110 7:5 8:1549 9:1 10:1 11:172 12:1586 13:378 14:2363 15:286 16:79 17:370 18:422 20:246 21:4 22:188 23:6088 24:2561 25:4 27:2732 29:19 31:2536 32:104 34:9 35:107 36:1899 37:4630 38:4078 39:835 40:154 41:4217 42:1044 43:2333 44:305 45:17517 46:4238 47:382 49:1741 50:1940 51:380 52:1549 54:394 55:860 56:8 57:86 58:1733 59:1119 60:1007 61:2462 62:2702 63:1945 64:5677 65:2339 66:5006 67:3080 68:1377 69:4169 70:1265 71:673 72:3062 74:2614 75:1471 76:596 77:2494 78:4022 79:3170 80:2095 81:1840 82:1485 83:1243 84:1535 85:3756 86:747 87:2033 88:2890 89:3608 90:593 91:7752 92:1997 93:2614 94:3596 95:4888 96:1328 97:348 98:1184 99:741 100:76 101:1293 102:2721 103:31075 104:4619 105:896 106:846 107:2533 108:931 109:4404 110:2077 111:3297 112:2046 113:1529 114:1621 115:2140 116:1884 117:2569 118:2292 119:1910 120:1738 121:1068 122:2606 123:2187 124:1553 125:2304 128:1337 129:1064 130:1002 131:2180 132:849 133:406 134:1908 135:342 136:890 137:1083 138:2870 139:1556 140:1046 141:1488 142:1426 143:1562 144:1198 145:350 146:1869 147:1562 148:2302 149:1892 150:875 151:1139 152:1838 153:561 154:3932 155:1412 156:1665 157:1307 158:1050 159:2262 160:2620 161:1446 162:3568 163:1495 164:1640 165:1704 166:816 167:1763 168:4164 169:923 170:5032 171:895 172:3528 173:3029 174:1027 175:1184 176:3745 177:6096 178:3583 179:2603 180:2384 181:3440 182:3245 183:1934 184:2351 185:20142 186:5165 187:4557 188:4208 189:3946 190:9202 191:1812 192:10986 193:8855 194:7271 195:5213 196:3070 197:2502 198:6001 199:6127 200:8136 201:6114 202:10471 203:10222 204:4608 205:3517 206:3899 207:3415 208:4104 209:4850 210:4250 211:2407 212:4129 213:3590 214:1087 215:55 216:6670 217:2729 218:1276 219:400 220:2036 221:971 222:667 223:2037 End of report