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 11 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: 936300 Prefixes after maximum aggregation (per Origin AS): 347765 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445872 Number of IPv4 prefixes with a valid ROA: 390511 Number of IPv4 prefixes with an invalid ROA: 2737 Number of IPv4 prefixes with no ROA: 543052 Total ASes present in the Internet Routing Table: 74137 Prefixes per ASN: 12.63 Origin-only ASes present in the Internet Routing Table: 63769 Origin ASes announcing only one prefix: 25643 Transit ASes present in the Internet Routing Table: 10368 Transit-only ASes present in the Internet Routing Table: 444 Paths with bogon ASNs present in the IPv4 Routing Table: 82 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: 1095 Number of instances of unregistered ASNs: 1108 Number of 32-bit ASNs allocated by the RIRs: 41191 Number of 32-bit ASNs visible in the Routing Table: 34156 Prefixes from 32-bit ASNs in the Routing Table: 173828 Number of bogon 32-bit ASNs visible in the Routing Table: 49 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 588 Number of addresses announced to Internet: 3062977088 Equivalent to 182 /8s, 145 /16s and 82 /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: 322979 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237940 Total APNIC prefixes after maximum aggregation: 68442 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 233192 Unique aggregates announced from the APNIC address blocks: 97668 APNIC Region origin ASes present in the Internet Routing Table: 13243 APNIC Prefixes per ASN: 17.61 APNIC Region origin ASes announcing only one prefix: 3820 APNIC Region transit ASes present in the Internet Routing Table: 1789 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: 8548 Number of APNIC addresses announced to Internet: 773239680 Equivalent to 46 /8s, 22 /16s and 179 /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: 270271 Total ARIN prefixes after maximum aggregation: 121627 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 272102 Unique aggregates announced from the ARIN address blocks: 130391 ARIN Region origin ASes present in the Internet Routing Table: 19099 ARIN Prefixes per ASN: 14.25 ARIN Region origin ASes announcing only one prefix: 6995 ARIN Region transit ASes present in the Internet Routing Table: 1933 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4748 Number of ARIN addresses announced to Internet: 1286142784 Equivalent to 76 /8s, 168 /16s and 251 /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: 267990 Total RIPE prefixes after maximum aggregation: 122755 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264514 Unique aggregates announced from the RIPE address blocks: 156306 RIPE Region origin ASes present in the Internet Routing Table: 28243 RIPE Prefixes per ASN: 9.37 RIPE Region origin ASes announcing only one prefix: 11995 RIPE Region transit ASes present in the Internet Routing Table: 3877 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11021 Number of RIPE addresses announced to Internet: 718556288 Equivalent to 42 /8s, 212 /16s and 76 /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: 128269 Total LACNIC prefixes after maximum aggregation: 28373 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127363 Unique aggregates announced from the LACNIC address blocks: 49012 LACNIC Region origin ASes present in the Internet Routing Table: 10978 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2251 LACNIC Region transit ASes present in the Internet Routing Table: 2269 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: 8771 Number of LACNIC addresses announced to Internet: 176340224 Equivalent to 10 /8s, 130 /16s and 189 /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: 30735 Total AfriNIC prefixes after maximum aggregation: 5775 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 38535 Unique aggregates announced from the AfriNIC address blocks: 12034 AfriNIC Region origin ASes present in the Internet Routing Table: 1725 AfriNIC Prefixes per ASN: 22.34 AfriNIC Region origin ASes announcing only one prefix: 582 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: 1068 Number of AfriNIC addresses announced to Internet: 108348928 Equivalent to 6 /8s, 117 /16s and 70 /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 9442 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5849 787 704 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3639 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3531 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3464 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2754 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 842 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2287 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2161 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 7946 10734 2844 AMAZON-02, US 11492 4525 300 610 CABLEONE, US 7155 3899 265 33 VIASAT-SP-BACKBONE, US 22773 3739 3049 294 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3333 1688 2438 AKAMAI-AS, US 749 3038 50571 2305 DNIC-AS-00749, US 396982 2601 3583 349 GOOGLE-CLOUD-PLATFORM, US 7018 2596 24127 1578 ATT-INTERNET4, US 30036 2556 366 377 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 6992 1706 146 UNI2-AS, ES 9121 6138 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4062 3400 195 AKAMAI-ASN1, NL 8551 3894 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2926 2292 910 ROSTELECOM-AS, RU 9009 2682 255 1378 M247, RO 47331 2511 372 1900 TTNET, TR 6849 2278 339 19 UKRTELNET, UA 34984 2267 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 11116 3348 588 Uninet S.A. de C.V., MX 10620 3476 507 862 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2245 375 606 Mega Cable, S.A. de C.V., MX 28573 1351 2328 263 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1292 746 156 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1150 369 22 Telefonica del Peru S.A.A., PE 11664 1096 180 459 Techtel LMDS Comunicaciones Interactiva 26615 1003 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 1540 533 30 RAYA-AS, EG 24863 1496 393 21 LINKdotNET-AS, EG 36992 1348 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 998 67 53 ORANGE-COTE-IVOIRE, CI 36935 885 520 42 Vodafone-, EG 37457 705 325 49 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 514 52 42 WANANCHI-, KE 24757 495 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 11116 3348 588 Uninet S.A. de C.V., MX 9808 9442 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 7946 10734 2844 AMAZON-02, US 12479 6992 1706 146 UNI2-AS, ES 9121 6138 1692 17 TTNET, TR 7545 5849 787 704 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4525 300 610 CABLEONE, US 20940 4062 3400 195 AKAMAI-ASN1, NL 7155 3899 265 33 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 9442 9394 CHINAMOBILE-CN China Mobile Communications Grou 12479 6992 6846 UNI2-AS, ES 9121 6138 6121 TTNET, TR 7545 5849 5145 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7946 5102 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4525 3915 CABLEONE, US 20940 4062 3867 AKAMAI-ASN1, NL 7155 3899 3866 VIASAT-SP-BACKBONE, US 8551 3894 3857 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 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: 3356 LEVEL3, 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 /15:2090 /16:13525 /17:8332 /18:14031 /19:25227 /20:43890 /21:53009 /22:111124 /23:101688 /24:560304 /25:133 /26:97 /27:156 /28:48 /29:89 /30:26 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6057 6992 UNI2-AS, ES 9121 5294 6138 TTNET, TR 8151 5121 11116 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3440 4525 CABLEONE, US 8551 3366 3894 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2785 3739 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2213 2556 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1629 2:1239 3:168 4:7 5:4414 6:114 7:5 8:1541 9:1 10:1 11:172 12:1587 13:392 14:2342 15:290 16:79 17:365 18:399 20:249 21:4 22:188 23:6088 24:2586 25:4 27:2672 29:19 31:2546 32:110 34:8 35:107 36:1912 37:4616 38:4210 39:840 40:154 41:4319 42:1056 43:2349 44:304 45:17541 46:4211 47:383 49:1747 50:1845 51:384 52:1563 54:397 55:871 56:8 57:90 58:1728 59:1117 60:990 61:2512 62:2721 63:1941 64:5703 65:2343 66:5021 67:3079 68:1380 69:4186 70:1264 71:674 72:3068 74:2624 75:1465 76:603 77:2500 78:3963 79:3185 80:2104 81:1874 82:1495 83:1250 84:1537 85:3766 86:758 87:2054 88:2892 89:3657 90:595 91:7759 92:2018 93:2601 94:3611 95:4876 96:1332 97:349 98:1185 99:744 100:76 101:1300 102:2756 103:31075 104:4530 105:898 106:844 107:2526 108:925 109:4420 110:2081 111:3291 112:2045 113:1520 114:1621 115:2135 116:1886 117:2562 118:2300 119:1953 120:1740 121:1074 122:2611 123:2177 124:1556 125:2336 128:1345 129:1072 130:1011 131:2174 132:845 133:406 134:1909 135:358 136:865 137:1082 138:2860 139:1553 140:1187 141:1482 142:1427 143:1565 144:1209 145:350 146:1897 147:1567 148:2297 149:1899 150:883 151:1144 152:1834 153:563 154:3943 155:1418 156:1683 157:1308 158:1009 159:2269 160:2604 161:1421 162:3561 163:1540 164:1643 165:1713 166:838 167:1761 168:4146 169:928 170:4981 171:882 172:3534 173:3001 174:1026 175:1183 176:3770 177:5993 178:3604 179:2621 180:2418 181:3479 182:3242 183:1928 184:2343 185:20183 186:5121 187:4542 188:4223 189:3907 190:9240 191:1807 192:10997 193:8854 194:7311 195:5214 196:3102 197:2501 198:5968 199:6116 200:8100 201:6124 202:10510 203:10213 204:4610 205:3521 206:3894 207:3440 208:4098 209:4872 210:4262 211:2403 212:4151 213:3587 214:1098 215:55 216:6659 217:2747 218:1275 219:400 220:2023 221:972 222:667 223:2075 End of report