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 06 May, 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: 938680 Prefixes after maximum aggregation (per Origin AS): 348233 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 447906 Number of IPv4 prefixes with a valid ROA: 406936 Number of IPv4 prefixes with an invalid ROA: 2863 Number of IPv4 prefixes with no ROA: 528881 Total ASes present in the Internet Routing Table: 74410 Prefixes per ASN: 12.61 Origin-only ASes present in the Internet Routing Table: 64013 Origin ASes announcing only one prefix: 25785 Transit ASes present in the Internet Routing Table: 10397 Transit-only ASes present in the Internet Routing Table: 431 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: 1108 Number of instances of unregistered ASNs: 1116 Number of 32-bit ASNs allocated by the RIRs: 41804 Number of 32-bit ASNs visible in the Routing Table: 34558 Prefixes from 32-bit ASNs in the Routing Table: 177558 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 630 Number of addresses announced to Internet: 3059949312 Equivalent to 182 /8s, 99 /16s and 31 /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: 318781 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 241910 Total APNIC prefixes after maximum aggregation: 68769 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 236337 Unique aggregates announced from the APNIC address blocks: 97681 APNIC Region origin ASes present in the Internet Routing Table: 13398 APNIC Prefixes per ASN: 17.64 APNIC Region origin ASes announcing only one prefix: 3939 APNIC Region transit ASes present in the Internet Routing Table: 1817 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: 8723 Number of APNIC addresses announced to Internet: 773167936 Equivalent to 46 /8s, 21 /16s and 155 /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: 272890 Total ARIN prefixes after maximum aggregation: 122136 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 275366 Unique aggregates announced from the ARIN address blocks: 130043 ARIN Region origin ASes present in the Internet Routing Table: 19104 ARIN Prefixes per ASN: 14.41 ARIN Region origin ASes announcing only one prefix: 6977 ARIN Region transit ASes present in the Internet Routing Table: 1929 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4796 Number of ARIN addresses announced to Internet: 1284017216 Equivalent to 76 /8s, 136 /16s and 140 /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: 262905 Total RIPE prefixes after maximum aggregation: 122437 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258902 Unique aggregates announced from the RIPE address blocks: 158124 RIPE Region origin ASes present in the Internet Routing Table: 28359 RIPE Prefixes per ASN: 9.13 RIPE Region origin ASes announcing only one prefix: 12036 RIPE Region transit ASes present in the Internet Routing Table: 3864 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11180 Number of RIPE addresses announced to Internet: 718244480 Equivalent to 42 /8s, 207 /16s and 138 /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: 129027 Total LACNIC prefixes after maximum aggregation: 28288 LACNIC Deaggregation factor: 4.56 Prefixes being announced from the LACNIC address blocks: 128185 Unique aggregates announced from the LACNIC address blocks: 49284 LACNIC Region origin ASes present in the Internet Routing Table: 10989 LACNIC Prefixes per ASN: 11.66 LACNIC Region origin ASes announcing only one prefix: 2257 LACNIC Region transit ASes present in the Internet Routing Table: 2283 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: 8779 Number of LACNIC addresses announced to Internet: 176711168 Equivalent to 10 /8s, 136 /16s and 102 /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: 30840 Total AfriNIC prefixes after maximum aggregation: 5810 AfriNIC Deaggregation factor: 5.31 Prefixes being announced from the AfriNIC address blocks: 39254 Unique aggregates announced from the AfriNIC address blocks: 12250 AfriNIC Region origin ASes present in the Internet Routing Table: 1729 AfriNIC Prefixes per ASN: 22.70 AfriNIC Region origin ASes announcing only one prefix: 576 AfriNIC Region transit ASes present in the Internet Routing Table: 320 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: 1080 Number of AfriNIC addresses announced to Internet: 107387648 Equivalent to 6 /8s, 102 /16s and 155 /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 9466 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5727 787 694 TPG-INTERNET-AP TPG Telecom Limited, AU 45899 4054 1877 47 VNPT-AS-VN VNPT Corp, VN 7552 3676 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3575 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2950 490 236 BBIL-AP BHARTI Airtel Ltd., IN 24560 2385 836 446 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2303 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2181 442 196 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 8289 10784 2931 AMAZON-02, US 11492 4534 300 609 CABLEONE, US 7155 3976 281 51 VIASAT-SP-BACKBONE, US 22773 3583 3041 280 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3525 1320 64 SHAW, CA 16625 3124 1581 2362 AKAMAI-AS, US 749 3101 54980 2353 DNIC-AS-00749, US 396982 2637 3591 368 GOOGLE-CLOUD-PLATFORM, US 7018 2522 24151 1584 ATT-INTERNET4, US 30036 2505 360 434 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 7282 1707 141 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4118 3399 191 AKAMAI-ASN1, NL 8551 3883 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2929 2292 909 ROSTELECOM-AS, RU 9009 2719 252 1400 M247, RO 34984 2273 359 611 TELLCOM-AS, TR 6849 2040 307 18 UKRTELNET, UA 58224 1852 950 534 TCI, IR 13188 1607 100 18 TRIOLAN, 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 11274 3328 599 Uninet S.A. de C.V., MX 10620 3512 507 855 Telmex Colombia S.A., CO 13999 2342 360 622 Mega Cable, S.A. de C.V., MX 11830 2270 369 64 Instituto Costarricense de Electricidad 28573 1331 2324 240 Claro NXT Telecomunicacoes Ltda, BR 6503 1302 339 515 Axtel, S.A.B. de C.V., MX 3816 1293 760 170 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1132 370 22 Telefonica del Peru S.A.A., PE 11664 1097 180 446 Techtel LMDS Comunicaciones Interactiva 26615 1035 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 24863 1591 393 19 LINKdotNET-AS, EG 24835 1553 533 30 RAYA-AS, EG 36992 1338 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1021 67 46 ORANGE-COTE-IVOIRE, CI 36935 875 520 42 Vodafone-, EG 37457 687 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 535 54 48 WANANCHI-, KE 24757 490 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 11274 3328 599 Uninet S.A. de C.V., MX 9808 9466 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8289 10784 2931 AMAZON-02, US 12479 7282 1707 141 UNI2-AS, ES 7545 5727 787 694 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4534 300 609 CABLEONE, US 20940 4118 3399 191 AKAMAI-ASN1, NL 45899 4054 1877 47 VNPT-AS-VN VNPT Corp, VN 7155 3976 281 51 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 9466 9429 CHINAMOBILE-CN China Mobile Communications Grou 12479 7282 7141 UNI2-AS, ES 16509 8289 5358 AMAZON-02, US 7545 5727 5033 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 45899 4054 4007 VNPT-AS-VN VNPT Corp, VN 20940 4118 3927 AKAMAI-ASN1, NL 11492 4534 3925 CABLEONE, US 7155 3976 3925 VIASAT-SP-BACKBONE, US 8551 3883 3846 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 5.105.69.0/24 213035 AS-SERVERION Serverion B.V., 3507 UNALLOCATED 5.105.206.0/24 213035 AS-SERVERION Serverion B.V., 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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 23.139.232.0/24 Origin: 211619 MAXKO, HR 23.139.232.0/24 Transit: 42864 GIGANET-HU GigaNet Internet Service Prov 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 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 /9:14 /10:38 /11:105 /12:302 /13:578 /14:1195 /15:2101 /16:13507 /17:8257 /18:14413 /19:25199 /20:44035 /21:52195 /22:110753 /23:101334 /24:563800 /25:139 /26:101 /27:156 /28:47 /29:94 /30:21 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6342 7282 UNI2-AS, ES 8151 5220 11274 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3442 4534 CABLEONE, US 8551 3355 3883 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3334 3525 SHAW, CA 7155 3043 3976 VIASAT-SP-BACKBONE, US 22773 2652 3583 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2162 2505 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2066 3512 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1794 2:1308 3:175 4:7 5:4612 6:127 7:6 8:1540 9:1 10:1 11:172 12:1535 13:388 14:2328 15:303 16:184 17:372 18:421 20:260 21:4 22:188 23:6234 24:2999 25:6 27:2568 29:19 31:2549 32:81 34:11 35:109 36:1967 37:4708 38:4646 39:829 40:150 41:4217 42:1236 43:2373 44:311 45:17608 46:4328 47:363 49:1754 50:1864 51:572 52:1594 54:390 55:773 56:8 57:124 58:1767 59:1113 60:988 61:2557 62:2733 63:1935 64:5804 65:2340 66:5129 67:3035 68:1366 69:4133 70:1398 71:683 72:3065 74:2636 75:1516 76:611 77:2576 78:1878 79:3172 80:2143 81:1790 82:1506 83:1294 84:1533 85:3009 86:767 87:2034 88:1222 89:3750 90:612 91:7864 92:2068 93:2627 94:3695 95:4037 96:1312 97:335 98:1155 99:745 100:74 101:1309 102:2880 103:31487 104:4668 105:884 106:942 107:2524 108:1042 109:4444 110:2103 111:3107 112:2037 113:1617 114:1657 115:2131 116:1911 117:2568 118:2382 119:2019 120:1797 121:1081 122:2613 123:2204 124:1565 125:2480 128:1398 129:1100 130:1042 131:2193 132:850 133:422 134:1925 135:347 136:876 137:1107 138:2873 139:1563 140:1246 141:1463 142:1443 143:1591 144:1166 145:347 146:1955 147:1596 148:2358 149:2233 150:896 151:1170 152:1844 153:572 154:4499 155:1451 156:1819 157:1320 158:1063 159:2318 160:2598 161:1537 162:3528 163:1572 164:1663 165:1781 166:1026 167:1749 168:4132 169:936 170:4980 171:882 172:3565 173:2945 174:1068 175:1197 176:3766 177:6016 178:3609 179:2578 180:2578 181:3536 182:3352 183:1977 184:2349 185:20401 186:5246 187:4556 188:4230 189:4005 190:9286 191:1922 192:10964 193:8905 194:7379 195:5234 196:3180 197:2481 198:5945 199:6109 200:8404 201:6140 202:10615 203:10477 204:4602 205:3668 206:4353 207:3472 208:4094 209:4902 210:4255 211:2421 212:4195 213:3633 214:1085 215:59 216:6690 217:2782 218:1297 219:406 220:2021 221:978 222:714 223:2152 End of report