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 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: 935820 Prefixes after maximum aggregation (per Origin AS): 347588 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445420 Number of IPv4 prefixes with a valid ROA: 388351 Number of IPv4 prefixes with an invalid ROA: 2698 Number of IPv4 prefixes with no ROA: 544771 Total ASes present in the Internet Routing Table: 74171 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63822 Origin ASes announcing only one prefix: 25691 Transit ASes present in the Internet Routing Table: 10349 Transit-only ASes present in the Internet Routing Table: 430 Paths with bogon ASNs present in the IPv4 Routing Table: 72 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: 969 Number of instances of unregistered ASNs: 982 Number of 32-bit ASNs allocated by the RIRs: 41147 Number of 32-bit ASNs visible in the Routing Table: 34144 Prefixes from 32-bit ASNs in the Routing Table: 173709 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: 527 Number of addresses announced to Internet: 3063713792 Equivalent to 182 /8s, 156 /16s and 144 /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: 322758 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237624 Total APNIC prefixes after maximum aggregation: 68330 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232988 Unique aggregates announced from the APNIC address blocks: 97667 APNIC Region origin ASes present in the Internet Routing Table: 13251 APNIC Prefixes per ASN: 17.58 APNIC Region origin ASes announcing only one prefix: 3842 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: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8541 Number of APNIC addresses announced to Internet: 773359936 Equivalent to 46 /8s, 24 /16s and 137 /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: 269977 Total ARIN prefixes after maximum aggregation: 121623 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 271654 Unique aggregates announced from the ARIN address blocks: 129957 ARIN Region origin ASes present in the Internet Routing Table: 19110 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 7000 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: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4741 Number of ARIN addresses announced to Internet: 1286660416 Equivalent to 76 /8s, 176 /16s and 225 /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: 268107 Total RIPE prefixes after maximum aggregation: 122743 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264475 Unique aggregates announced from the RIPE address blocks: 156240 RIPE Region origin ASes present in the Internet Routing Table: 28252 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 12001 RIPE Region transit ASes present in the Internet Routing Table: 3874 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: 11006 Number of RIPE addresses announced to Internet: 718727552 Equivalent to 42 /8s, 214 /16s and 233 /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: 128700 Total LACNIC prefixes after maximum aggregation: 28384 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127757 Unique aggregates announced from the LACNIC address blocks: 49080 LACNIC Region origin ASes present in the Internet Routing Table: 11016 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2271 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: 8786 Number of LACNIC addresses announced to Internet: 176259584 Equivalent to 10 /8s, 129 /16s and 130 /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: 30443 Total AfriNIC prefixes after maximum aggregation: 5760 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 38413 Unique aggregates announced from the AfriNIC address blocks: 12040 AfriNIC Region origin ASes present in the Internet Routing Table: 1726 AfriNIC Prefixes per ASN: 22.26 AfriNIC Region origin ASes announcing only one prefix: 577 AfriNIC Region transit ASes present in the Internet Routing Table: 319 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1070 Number of AfriNIC addresses announced to Internet: 108375808 Equivalent to 6 /8s, 117 /16s and 175 /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 5918 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3520 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3461 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2717 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2362 848 437 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 2162 440 213 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 7843 10711 2887 AMAZON-02, US 11492 4531 300 601 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3777 3052 327 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3500 1320 63 SHAW, CA 16625 3472 1783 2511 AKAMAI-AS, US 749 3023 50575 2290 DNIC-AS-00749, US 396982 2588 3496 364 GOOGLE-CLOUD-PLATFORM, US 7018 2586 24127 1568 ATT-INTERNET4, US 30036 2556 366 395 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 6976 1706 146 UNI2-AS, ES 9121 6162 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4078 3400 197 AKAMAI-ASN1, NL 8551 3904 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 908 ROSTELECOM-AS, RU 47331 2736 397 2062 TTNET, TR 9009 2710 257 1377 M247, RO 34984 2260 358 611 TELLCOM-AS, TR 6849 2253 339 19 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 11070 3339 577 Uninet S.A. de C.V., MX 10620 3474 507 856 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2227 367 596 Mega Cable, S.A. de C.V., MX 28573 1353 2329 257 Claro NXT Telecomunicacoes Ltda, BR 6503 1298 339 518 Axtel, S.A.B. de C.V., MX 3816 1290 742 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1149 369 22 Telefonica del Peru S.A.A., PE 11664 1105 181 462 Techtel LMDS Comunicaciones Interactiva 26615 1017 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 1538 533 30 RAYA-AS, EG 24863 1502 393 21 LINKdotNET-AS, EG 36992 1337 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1009 67 47 ORANGE-COTE-IVOIRE, CI 36935 866 520 42 Vodafone-, EG 37457 705 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 514 52 42 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 11070 3339 577 Uninet S.A. de C.V., MX 9808 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7843 10711 2887 AMAZON-02, US 12479 6976 1706 146 UNI2-AS, ES 9121 6162 1692 17 TTNET, TR 7545 5918 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4531 300 601 CABLEONE, US 20940 4078 3400 197 AKAMAI-ASN1, NL 8551 3904 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 6976 6830 UNI2-AS, ES 9121 6162 6145 TTNET, TR 7545 5918 5215 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7843 4956 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4531 3930 CABLEONE, US 20940 4078 3881 AKAMAI-ASN1, NL 8551 3904 3866 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 /13:579 /14:1199 /15:2091 /16:13531 /17:8350 /18:14078 /19:25242 /20:43920 /21:52955 /22:111116 /23:101716 /24:559747 /25:137 /26:98 /27:153 /28:48 /29:89 /30:27 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6044 6976 UNI2-AS, ES 9121 5319 6162 TTNET, TR 8151 5087 11070 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3446 4531 CABLEONE, US 8551 3369 3904 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3308 3500 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2806 3777 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2379 2736 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1632 2:1239 3:168 4:7 5:4368 6:112 7:5 8:1535 9:1 10:1 11:172 12:1586 13:374 14:2354 15:289 16:79 17:369 18:389 20:247 21:4 22:188 23:6086 24:2574 25:4 27:2726 29:19 31:2531 32:106 34:9 35:107 36:1900 37:4638 38:4132 39:835 40:154 41:4230 42:1046 43:2333 44:304 45:17539 46:4224 47:382 49:1747 50:1851 51:381 52:1552 54:395 55:861 56:8 57:88 58:1733 59:1119 60:1004 61:2465 62:2710 63:1948 64:5689 65:2340 66:4996 67:3077 68:1372 69:4172 70:1265 71:674 72:3052 74:2619 75:1466 76:601 77:2501 78:4013 79:3178 80:2094 81:1861 82:1491 83:1247 84:1521 85:3778 86:746 87:2048 88:2925 89:3622 90:599 91:7748 92:2010 93:2606 94:3579 95:4890 96:1328 97:349 98:1184 99:740 100:76 101:1295 102:2734 103:31061 104:4619 105:895 106:847 107:2528 108:931 109:4420 110:2083 111:3295 112:2047 113:1519 114:1621 115:2136 116:1885 117:2570 118:2294 119:1909 120:1744 121:1069 122:2611 123:2186 124:1555 125:2308 128:1327 129:1066 130:1002 131:2178 132:850 133:406 134:1910 135:341 136:873 137:1081 138:2875 139:1556 140:1152 141:1483 142:1426 143:1583 144:1203 145:351 146:1894 147:1567 148:2303 149:1899 150:876 151:1139 152:1830 153:562 154:3971 155:1405 156:1671 157:1303 158:1014 159:2261 160:2619 161:1473 162:3566 163:1495 164:1601 165:1708 166:832 167:1761 168:4164 169:923 170:5019 171:881 172:3523 173:2980 174:1027 175:1184 176:3745 177:6011 178:3575 179:2607 180:2382 181:3450 182:3246 183:1938 184:2347 185:20152 186:5180 187:4588 188:4213 189:3966 190:9223 191:1823 192:10988 193:8862 194:7285 195:5211 196:3079 197:2497 198:5974 199:6132 200:8125 201:6128 202:10472 203:10225 204:4601 205:3516 206:3910 207:3421 208:4099 209:4852 210:4252 211:2409 212:4144 213:3592 214:1092 215:56 216:6664 217:2732 218:1276 219:400 220:2035 221:971 222:667 223:2041 End of report