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 04 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: 935421 Prefixes after maximum aggregation (per Origin AS): 347584 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445443 Number of IPv4 prefixes with a valid ROA: 389204 Number of IPv4 prefixes with an invalid ROA: 2714 Number of IPv4 prefixes with no ROA: 543503 Total ASes present in the Internet Routing Table: 74101 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63750 Origin ASes announcing only one prefix: 25654 Transit ASes present in the Internet Routing Table: 10351 Transit-only ASes present in the Internet Routing Table: 441 Paths with bogon ASNs present in the IPv4 Routing Table: 81 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: 1019 Number of instances of unregistered ASNs: 1032 Number of 32-bit ASNs allocated by the RIRs: 41192 Number of 32-bit ASNs visible in the Routing Table: 34115 Prefixes from 32-bit ASNs in the Routing Table: 173625 Number of bogon 32-bit ASNs visible in the Routing Table: 50 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 523 Number of addresses announced to Internet: 3063110976 Equivalent to 182 /8s, 147 /16s and 93 /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: 322683 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237572 Total APNIC prefixes after maximum aggregation: 68352 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232915 Unique aggregates announced from the APNIC address blocks: 97699 APNIC Region origin ASes present in the Internet Routing Table: 13207 APNIC Prefixes per ASN: 17.64 APNIC Region origin ASes announcing only one prefix: 3812 APNIC Region transit ASes present in the Internet Routing Table: 1795 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: 8514 Number of APNIC addresses announced to Internet: 773161344 Equivalent to 46 /8s, 21 /16s and 129 /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: 269857 Total ARIN prefixes after maximum aggregation: 121525 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 271604 Unique aggregates announced from the ARIN address blocks: 130091 ARIN Region origin ASes present in the Internet Routing Table: 19094 ARIN Prefixes per ASN: 14.22 ARIN Region origin ASes announcing only one prefix: 6996 ARIN Region transit ASes present in the Internet Routing Table: 1929 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: 4741 Number of ARIN addresses announced to Internet: 1286309440 Equivalent to 76 /8s, 171 /16s and 134 /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: 267974 Total RIPE prefixes after maximum aggregation: 122768 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 264476 Unique aggregates announced from the RIPE address blocks: 156090 RIPE Region origin ASes present in the Internet Routing Table: 28249 RIPE Prefixes per ASN: 9.36 RIPE Region origin ASes announcing only one prefix: 12007 RIPE Region transit ASes present in the Internet Routing Table: 3871 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: 11013 Number of RIPE addresses announced to Internet: 718534784 Equivalent to 42 /8s, 211 /16s and 248 /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: 128489 Total LACNIC prefixes after maximum aggregation: 28417 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127581 Unique aggregates announced from the LACNIC address blocks: 49105 LACNIC Region origin ASes present in the Internet Routing Table: 10997 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2261 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: 8778 Number of LACNIC addresses announced to Internet: 176348672 Equivalent to 10 /8s, 130 /16s and 222 /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: 30510 Total AfriNIC prefixes after maximum aggregation: 5762 AfriNIC Deaggregation factor: 5.30 Prefixes being announced from the AfriNIC address blocks: 38316 Unique aggregates announced from the AfriNIC address blocks: 12023 AfriNIC Region origin ASes present in the Internet Routing Table: 1724 AfriNIC Prefixes per ASN: 22.23 AfriNIC Region origin ASes announcing only one prefix: 578 AfriNIC Region transit ASes present in the Internet Routing Table: 321 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: 1069 Number of AfriNIC addresses announced to Internet: 108427008 Equivalent to 6 /8s, 118 /16s and 119 /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 9439 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5871 786 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3638 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3523 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3462 1872 94 VNPT-AS-VN VNPT Corp, VN 9498 2725 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2363 847 437 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2283 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2164 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 7883 10723 2906 AMAZON-02, US 11492 4533 300 601 CABLEONE, US 7155 3899 265 33 VIASAT-SP-BACKBONE, US 22773 3753 3050 304 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3503 1320 63 SHAW, CA 16625 3338 1691 2432 AKAMAI-AS, US 749 3037 50571 2304 DNIC-AS-00749, US 7018 2591 24126 1573 ATT-INTERNET4, US 396982 2589 3496 365 GOOGLE-CLOUD-PLATFORM, US 30036 2567 367 353 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 6990 1706 146 UNI2-AS, ES 9121 6153 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4076 3400 197 AKAMAI-ASN1, NL 8551 3898 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2918 2290 908 ROSTELECOM-AS, RU 47331 2728 396 2054 TTNET, TR 9009 2700 256 1375 M247, RO 34984 2260 359 609 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 11083 3346 589 Uninet S.A. de C.V., MX 10620 3479 508 859 Telmex Colombia S.A., CO 11830 2262 369 64 Instituto Costarricense de Electricidad 13999 2238 371 602 Mega Cable, S.A. de C.V., MX 28573 1353 2328 263 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 1150 369 22 Telefonica del Peru S.A.A., PE 11664 1105 181 462 Techtel LMDS Comunicaciones Interactiva 26615 1018 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 1539 533 30 RAYA-AS, EG 24863 1474 393 21 LINKdotNET-AS, EG 36992 1349 1517 277 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 996 67 53 ORANGE-COTE-IVOIRE, CI 36935 884 520 42 Vodafone-, EG 37457 705 325 49 Telkom-Internet, ZA 6713 548 1861 34 IAM-AS, MA 15399 515 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 11083 3346 589 Uninet S.A. de C.V., MX 9808 9439 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7883 10723 2906 AMAZON-02, US 12479 6990 1706 146 UNI2-AS, ES 9121 6153 1692 17 TTNET, TR 7545 5871 786 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4533 300 601 CABLEONE, US 20940 4076 3400 197 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 9439 9392 CHINAMOBILE-CN China Mobile Communications Grou 12479 6990 6844 UNI2-AS, ES 9121 6153 6136 TTNET, TR 7545 5871 5168 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7883 4977 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4533 3932 CABLEONE, US 20940 4076 3879 AKAMAI-ASN1, NL 7155 3899 3866 VIASAT-SP-BACKBONE, US 8551 3898 3861 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 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: 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 /11:101 /12:296 /13:579 /14:1199 /15:2089 /16:13524 /17:8338 /18:14046 /19:25220 /20:43853 /21:52963 /22:111057 /23:101693 /24:559567 /25:132 /26:97 /27:156 /28:48 /29:89 /30:27 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6053 6990 UNI2-AS, ES 9121 5310 6153 TTNET, TR 8151 5090 11083 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3448 4533 CABLEONE, US 8551 3370 3898 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3311 3503 SHAW, CA 7155 2988 3899 VIASAT-SP-BACKBONE, US 22773 2790 3753 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2371 2728 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 5:4381 6:115 7:5 8:1540 9:1 10:1 11:172 12:1589 13:371 14:2353 15:290 16:79 17:366 18:395 20:247 21:4 22:188 23:6087 24:2574 25:4 27:2725 29:19 31:2531 32:111 34:9 35:107 36:1910 37:4621 38:4171 39:838 40:154 41:4214 42:1053 43:2345 44:305 45:17541 46:4180 47:382 49:1745 50:1847 51:383 52:1557 54:394 55:856 56:8 57:88 58:1732 59:1119 60:993 61:2465 62:2709 63:1942 64:5687 65:2335 66:5014 67:3075 68:1380 69:4177 70:1264 71:666 72:3052 74:2625 75:1465 76:602 77:2511 78:4019 79:3178 80:2085 81:1860 82:1490 83:1249 84:1532 85:3782 86:754 87:2051 88:2928 89:3636 90:597 91:7752 92:2011 93:2613 94:3605 95:4890 96:1330 97:348 98:1183 99:740 100:76 101:1299 102:2751 103:31032 104:4596 105:897 106:847 107:2516 108:916 109:4416 110:2075 111:3292 112:2044 113:1519 114:1614 115:2133 116:1889 117:2561 118:2295 119:1906 120:1744 121:1072 122:2611 123:2177 124:1557 125:2313 128:1335 129:1062 130:1003 131:2180 132:845 133:405 134:1912 135:340 136:867 137:1080 138:2870 139:1561 140:1189 141:1474 142:1428 143:1576 144:1203 145:352 146:1896 147:1566 148:2304 149:1902 150:883 151:1142 152:1835 153:563 154:3931 155:1405 156:1678 157:1304 158:1010 159:2268 160:2606 161:1429 162:3557 163:1502 164:1655 165:1710 166:833 167:1761 168:4155 169:924 170:5001 171:882 172:3527 173:2990 174:1029 175:1191 176:3744 177:5998 178:3577 179:2602 180:2362 181:3468 182:3243 183:1935 184:2344 185:20171 186:5131 187:4566 188:4206 189:3958 190:9231 191:1811 192:10988 193:8842 194:7295 195:5215 196:3068 197:2509 198:5966 199:6123 200:8103 201:6123 202:10461 203:10216 204:4597 205:3509 206:3916 207:3412 208:4094 209:4842 210:4253 211:2403 212:4150 213:3586 214:1096 215:56 216:6643 217:2743 218:1275 219:396 220:2025 221:971 222:667 223:2060 End of report