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 18 Feb, 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: 936520 Prefixes after maximum aggregation (per Origin AS): 348143 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445861 Number of IPv4 prefixes with a valid ROA: 391079 Number of IPv4 prefixes with an invalid ROA: 2753 Number of IPv4 prefixes with no ROA: 542688 Total ASes present in the Internet Routing Table: 74148 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 63802 Origin ASes announcing only one prefix: 25635 Transit ASes present in the Internet Routing Table: 10346 Transit-only ASes present in the Internet Routing Table: 439 Paths with bogon ASNs present in the IPv4 Routing Table: 88 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: 1107 Number of instances of unregistered ASNs: 1123 Number of 32-bit ASNs allocated by the RIRs: 41215 Number of 32-bit ASNs visible in the Routing Table: 34177 Prefixes from 32-bit ASNs in the Routing Table: 174054 Number of bogon 32-bit ASNs visible in the Routing Table: 54 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 622 Number of addresses announced to Internet: 3063348032 Equivalent to 182 /8s, 150 /16s and 251 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 322980 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238101 Total APNIC prefixes after maximum aggregation: 68524 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 233297 Unique aggregates announced from the APNIC address blocks: 97678 APNIC Region origin ASes present in the Internet Routing Table: 13271 APNIC Prefixes per ASN: 17.58 APNIC Region origin ASes announcing only one prefix: 3841 APNIC Region transit ASes present in the Internet Routing Table: 1797 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8573 Number of APNIC addresses announced to Internet: 773245056 Equivalent to 46 /8s, 22 /16s and 200 /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: 270216 Total ARIN prefixes after maximum aggregation: 121666 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 272081 Unique aggregates announced from the ARIN address blocks: 130253 ARIN Region origin ASes present in the Internet Routing Table: 19084 ARIN Prefixes per ASN: 14.26 ARIN Region origin ASes announcing only one prefix: 6974 ARIN Region transit ASes present in the Internet Routing Table: 1922 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4740 Number of ARIN addresses announced to Internet: 1286263104 Equivalent to 76 /8s, 170 /16s and 209 /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: 268393 Total RIPE prefixes after maximum aggregation: 123044 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264816 Unique aggregates announced from the RIPE address blocks: 156484 RIPE Region origin ASes present in the Internet Routing Table: 28257 RIPE Prefixes per ASN: 9.37 RIPE Region origin ASes announcing only one prefix: 12000 RIPE Region transit ASes present in the Internet Routing Table: 3855 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11026 Number of RIPE addresses announced to Internet: 718624384 Equivalent to 42 /8s, 213 /16s and 86 /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: 127987 Total LACNIC prefixes after maximum aggregation: 28353 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 127112 Unique aggregates announced from the LACNIC address blocks: 48904 LACNIC Region origin ASes present in the Internet Routing Table: 10965 LACNIC Prefixes per ASN: 11.59 LACNIC Region origin ASes announcing only one prefix: 2251 LACNIC Region transit ASes present in the Internet Routing Table: 2261 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: 8772 Number of LACNIC addresses announced to Internet: 176472320 Equivalent to 10 /8s, 132 /16s and 193 /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: 30716 Total AfriNIC prefixes after maximum aggregation: 5776 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 38586 Unique aggregates announced from the AfriNIC address blocks: 12079 AfriNIC Region origin ASes present in the Internet Routing Table: 1723 AfriNIC Prefixes per ASN: 22.39 AfriNIC Region origin ASes announcing only one prefix: 569 AfriNIC Region transit ASes present in the Internet Routing Table: 324 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: 1066 Number of AfriNIC addresses announced to Internet: 108383744 Equivalent to 6 /8s, 117 /16s and 206 /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 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5833 787 705 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3663 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3545 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3465 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2778 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2356 836 443 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2298 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2162 440 212 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 7955 10729 2876 AMAZON-02, US 11492 4535 300 597 CABLEONE, US 7155 3962 279 45 VIASAT-SP-BACKBONE, US 22773 3744 3049 294 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3335 1685 2428 AKAMAI-AS, US 749 3036 50571 2303 DNIC-AS-00749, US 396982 2605 3583 352 GOOGLE-CLOUD-PLATFORM, US 7018 2604 24143 1582 ATT-INTERNET4, US 30036 2555 366 365 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 7076 1706 146 UNI2-AS, ES 9121 5977 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4070 3400 195 AKAMAI-ASN1, NL 8551 3893 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2292 911 ROSTELECOM-AS, RU 9009 2669 254 1383 M247, RO 47331 2455 368 1854 TTNET, TR 6849 2273 339 19 UKRTELNET, UA 34984 2266 359 610 TELLCOM-AS, TR 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 11074 3347 586 Uninet S.A. de C.V., MX 10620 3476 507 862 Telmex Colombia S.A., CO 11830 2259 369 64 Instituto Costarricense de Electricidad 13999 2255 374 604 Mega Cable, S.A. de C.V., MX 28573 1349 2328 261 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 518 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1151 370 22 Telefonica del Peru S.A.A., PE 11664 1096 179 458 Techtel LMDS Comunicaciones Interactiva 26615 1019 2498 45 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 1542 533 30 RAYA-AS, EG 24863 1492 393 19 LINKdotNET-AS, EG 36992 1348 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1000 67 53 ORANGE-COTE-IVOIRE, CI 36935 886 520 42 Vodafone-, EG 37457 705 325 49 Telkom-Internet, ZA 6713 549 1861 34 IAM-AS, MA 15399 514 52 42 WANANCHI-, KE 24757 497 73 5 EthioNet-AS, ET 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 11074 3347 586 Uninet S.A. de C.V., MX 9808 9444 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7955 10729 2876 AMAZON-02, US 12479 7076 1706 146 UNI2-AS, ES 9121 5977 1692 17 TTNET, TR 7545 5833 787 705 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4535 300 597 CABLEONE, US 20940 4070 3400 195 AKAMAI-ASN1, NL 7155 3962 279 45 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 9808 9444 9396 CHINAMOBILE-CN China Mobile Communications Grou 12479 7076 6930 UNI2-AS, ES 9121 5977 5960 TTNET, TR 7545 5833 5128 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7955 5079 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4535 3938 CABLEONE, US 7155 3962 3917 VIASAT-SP-BACKBONE, US 20940 4070 3875 AKAMAI-ASN1, NL 8551 3893 3856 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 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 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 1618 UNALLOCATED 8.21.143.0/24 136796 CL-JP-AS CORELINK JAPAN, JP 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, 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: 701 UUNET, US 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 6453 AS6453, US 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 6453 AS6453, 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 /11:103 /12:300 /13:579 /14:1202 /15:2089 /16:13520 /17:8323 /18:13998 /19:25223 /20:43882 /21:52977 /22:111237 /23:101561 /24:560633 /25:132 /26:95 /27:157 /28:47 /29:89 /30:26 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6136 7076 UNI2-AS, ES 9121 5136 5977 TTNET, TR 8151 5114 11074 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3451 4535 CABLEONE, US 8551 3365 3893 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 3037 3962 VIASAT-SP-BACKBONE, US 22773 2787 3744 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2212 2555 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1656 2:1245 3:168 4:7 5:4425 6:115 7:5 8:1539 9:1 10:1 11:172 12:1586 13:382 14:2333 15:293 16:103 17:365 18:396 20:253 21:4 22:188 23:6094 24:2586 25:4 27:2605 29:19 31:2531 32:112 34:9 35:107 36:1922 37:4673 38:4250 39:842 40:153 41:4301 42:1061 43:2338 44:305 45:17523 46:4264 47:383 49:1746 50:1848 51:384 52:1578 54:396 55:870 56:8 57:96 58:1730 59:1120 60:986 61:2509 62:2719 63:1941 64:5692 65:2339 66:5019 67:3077 68:1380 69:4185 70:1275 71:673 72:3073 74:2623 75:1466 76:601 77:2521 78:3907 79:3175 80:2098 81:1879 82:1505 83:1256 84:1539 85:3742 86:756 87:2067 88:2840 89:3677 90:611 91:7774 92:2016 93:2613 94:3597 95:4868 96:1335 97:348 98:1185 99:744 100:76 101:1299 102:2782 103:31103 104:4606 105:898 106:844 107:2531 108:927 109:4422 110:2079 111:3285 112:2044 113:1523 114:1620 115:2135 116:1890 117:2559 118:2302 119:1956 120:1742 121:1069 122:2615 123:2179 124:1556 125:2366 128:1350 129:1076 130:1019 131:2167 132:847 133:411 134:1909 135:337 136:864 137:1085 138:2867 139:1554 140:1186 141:1478 142:1427 143:1563 144:1214 145:350 146:1904 147:1570 148:2295 149:1917 150:881 151:1145 152:1846 153:564 154:3946 155:1422 156:1693 157:1307 158:1010 159:2265 160:2602 161:1457 162:3585 163:1549 164:1624 165:1717 166:850 167:1744 168:4136 169:928 170:4979 171:883 172:3521 173:3005 174:1037 175:1184 176:3793 177:5942 178:3605 179:2542 180:2384 181:3476 182:3255 183:1931 184:2348 185:20221 186:5103 187:4541 188:4255 189:3932 190:9267 191:1870 192:10977 193:8862 194:7314 195:5208 196:3107 197:2505 198:5960 199:6134 200:8096 201:6110 202:10488 203:10207 204:4613 205:3510 206:3888 207:3446 208:4096 209:4852 210:4269 211:2404 212:4158 213:3592 214:1080 215:55 216:6652 217:2738 218:1275 219:400 220:2020 221:975 222:668 223:2125 End of report