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 23 Apr, 2022 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: 910743 Prefixes after maximum aggregation (per Origin AS): 337994 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 430491 Number of IPv4 prefixes with a valid ROA: 660796 Number of IPv4 prefixes with an invalid ROA: 5746 Number of IPv4 prefixes with no ROA: 1154943 Total ASes present in the Internet Routing Table: 73073 Prefixes per ASN: 12.46 Origin-only ASes present in the Internet Routing Table: 62942 Origin ASes announcing only one prefix: 25283 Transit ASes present in the Internet Routing Table: 10131 Transit-only ASes present in the Internet Routing Table: 353 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 65 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 859 Number of instances of unregistered ASNs: 862 Number of 32-bit ASNs allocated by the RIRs: 39186 Number of 32-bit ASNs visible in the Routing Table: 32570 Prefixes from 32-bit ASNs in the Routing Table: 159833 Number of bogon 32-bit ASNs visible in the Routing Table: 16 Special use prefixes present in the Routing Table: 63 Prefixes being announced from unallocated address space: 546 Number of addresses announced to Internet: 3067632518 Equivalent to 182 /8s, 216 /16s and 91 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 313226 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 232509 Total APNIC prefixes after maximum aggregation: 66321 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 227705 Unique aggregates announced from the APNIC address blocks: 94669 APNIC Region origin ASes present in the Internet Routing Table: 12559 APNIC Prefixes per ASN: 18.13 APNIC Region origin ASes announcing only one prefix: 3557 APNIC Region transit ASes present in the Internet Routing Table: 1716 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7787 Number of APNIC addresses announced to Internet: 773681728 Equivalent to 46 /8s, 29 /16s and 114 /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: 263390 Total ARIN prefixes after maximum aggregation: 120114 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 263170 Unique aggregates announced from the ARIN address blocks: 124495 ARIN Region origin ASes present in the Internet Routing Table: 19042 ARIN Prefixes per ASN: 13.82 ARIN Region origin ASes announcing only one prefix: 6909 ARIN Region transit ASes present in the Internet Routing Table: 1904 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 38 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4472 Number of ARIN addresses announced to Internet: 1295411782 Equivalent to 77 /8s, 54 /16s and 106 /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: 260952 Total RIPE prefixes after maximum aggregation: 117817 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 258226 Unique aggregates announced from the RIPE address blocks: 150757 RIPE Region origin ASes present in the Internet Routing Table: 28163 RIPE Prefixes per ASN: 9.17 RIPE Region origin ASes announcing only one prefix: 11997 RIPE Region transit ASes present in the Internet Routing Table: 3861 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 27 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10712 Number of RIPE addresses announced to Internet: 713917056 Equivalent to 42 /8s, 141 /16s and 130 /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: 124449 Total LACNIC prefixes after maximum aggregation: 27598 LACNIC Deaggregation factor: 4.51 Prefixes being announced from the LACNIC address blocks: 124234 Unique aggregates announced from the LACNIC address blocks: 48339 LACNIC Region origin ASes present in the Internet Routing Table: 10951 LACNIC Prefixes per ASN: 11.34 LACNIC Region origin ASes announcing only one prefix: 2277 LACNIC Region transit ASes present in the Internet Routing Table: 2195 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 65 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8642 Number of LACNIC addresses announced to Internet: 176325120 Equivalent to 10 /8s, 130 /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: 28584 Total AfriNIC prefixes after maximum aggregation: 5476 AfriNIC Deaggregation factor: 5.22 Prefixes being announced from the AfriNIC address blocks: 36856 Unique aggregates announced from the AfriNIC address blocks: 11743 AfriNIC Region origin ASes present in the Internet Routing Table: 1627 AfriNIC Prefixes per ASN: 22.65 AfriNIC Region origin ASes announcing only one prefix: 543 AfriNIC Region transit ASes present in the Internet Routing Table: 318 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 26 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 957 Number of AfriNIC addresses announced to Internet: 107475200 Equivalent to 6 /8s, 103 /16s and 241 /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 9135 8883 40 CHINAMOBILE-CN China Mobile Communicati 7545 5910 789 697 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3593 1330 19 VIETEL-AS-AP Viettel Group, VN 45899 3513 1880 56 VNPT-AS-VN VNPT Corp, VN 7713 3501 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2397 491 238 BBIL-AP BHARTI Airtel Ltd., IN 4766 2255 11119 596 KIXS-AS-KR Korea Telecom, KR 45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2115 429 197 TATACOMM-AS TATA Communications formerl 24560 2049 855 376 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 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 6248 10273 2706 AMAZON-02, US 11492 4474 297 690 CABLEONE, US 22773 3946 3083 369 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3900 264 31 VIASAT-SP-BACKBONE, US 16625 3614 1851 2552 AKAMAI-AS, US 6327 3431 1318 62 SHAW, CA 749 2881 50780 2137 DNIC-AS-00749, US 30036 2618 374 124 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2522 4962 424 CENTURYLINK-US-LEGACY-QWEST, US 20115 2255 3051 492 CHARTER-20115, 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 6787 1730 150 UNI2-AS, ES 9121 6632 1692 17 TTNET, TR 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3954 3361 222 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 6849 2941 355 21 UKRTELNET, UA 12389 2924 2273 907 ROSTELECOM-AS, RU 9009 2474 247 1284 M247, GB 34984 2238 357 632 TELLCOM-AS, TR 47331 2180 344 1669 TTNET, 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 10594 3392 559 Uninet S.A. de C.V., MX 10620 3471 518 740 Telmex Colombia S.A., CO 11830 2433 369 63 Instituto Costarricense de Electricidad 13999 1758 296 471 Mega Cable, S.A. de C.V., MX 6503 1453 355 524 Axtel, S.A.B. de C.V., MX 28573 1385 2333 253 CLARO S.A., BR 3816 1255 667 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1085 369 21 Telefonica del Peru S.A.A., PE 11664 1023 191 447 Techtel LMDS Comunicaciones Interactiva 11172 961 133 63 Alestra, S. de R.L. de C.V., MX 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 1655 393 21 LINKdotNET-AS, EG 24835 1473 523 33 RAYA-AS, EG 36992 1314 1519 263 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 907 65 59 ORANGE-COTE-IVOIRE, CI 36935 773 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 514 51 32 WANANCHI-, KE 37342 468 32 1 MOVITEL, MZ 23889 424 232 16 MauritiusTelecom, MU 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 10594 3392 559 Uninet S.A. de C.V., MX 9808 9135 8883 40 CHINAMOBILE-CN China Mobile Communicati 12479 6787 1730 150 UNI2-AS, ES 9121 6632 1692 17 TTNET, TR 16509 6248 10273 2706 AMAZON-02, US 7545 5910 789 697 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4474 297 690 CABLEONE, US 8551 4010 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3954 3361 222 AKAMAI-ASN1, NL 22773 3946 3083 369 ASN-CXA-ALL-CCI-22773-RDC, 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 9135 9095 CHINAMOBILE-CN China Mobile Communications Grou 12479 6787 6637 UNI2-AS, ES 9121 6632 6615 TTNET, TR 7545 5910 5213 TPG-INTERNET-AP TPG Telecom Limited, AU 8551 4010 3971 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3900 3869 VIASAT-SP-BACKBONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 11492 4474 3784 CABLEONE, US 20940 3954 3732 AKAMAI-ASN1, NL 22773 3946 3577 ASN-CXA-ALL-CCI-22773-RDC, 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 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 3356 LEVEL3, 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 100.67.0.0/20 266452 ELETROINFO TELECOMUNICACOES LTDA - ME, BR 100.72.208.0/20 56402 DADEHGOSTAR-AS AS12880 - Data Communication Com 100.78.192.0/23 139072 WEWORK-AS-AP Wework Singapore Pte. Ltd., JP 100.79.192.0/18 139072 WEWORK-AS-AP Wework Singapore Pte. Ltd., JP Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 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 41.57.124.0/23 Origin: 37442 UNASSIGNED 41.57.124.0/23 Transit: 37204 TELONE, ZW 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 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 /9:13 /10:40 /11:100 /12:304 /13:590 /14:1205 /15:2108 /16:13556 /17:8281 /18:13986 /19:25208 /20:43232 /21:52628 /22:109276 /23:99359 /24:539946 /25:135 /26:117 /27:155 /28:59 /29:95 /30:21 /31:5 /32:308 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 9121 5809 6632 TTNET, TR 12479 5769 6787 UNI2-AS, ES 8151 4250 10594 Uninet S.A. de C.V., MX 8551 3476 4010 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3380 4474 CABLEONE, US 6327 3243 3431 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2990 3900 VIASAT-SP-BACKBONE, US 22773 2941 3946 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2786 2941 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1936 2:1036 3:154 4:9 5:3904 6:103 7:5 8:1556 9:1 10:1 11:172 12:1709 13:300 14:2372 15:192 16:45 17:379 18:159 20:198 21:4 22:188 23:5651 24:2403 25:6 27:2661 29:19 31:2446 32:97 34:1 35:73 36:1775 37:4461 38:2838 39:701 40:163 41:4034 42:1088 43:2207 44:290 45:16962 46:4179 47:337 49:1685 50:1963 51:102 52:1419 54:363 55:716 56:8 57:65 58:1748 59:1123 60:957 61:2290 62:2583 63:1973 64:5536 65:2318 66:4947 67:3012 68:1223 69:4176 70:1338 71:670 72:3119 74:2690 75:1397 76:589 77:2293 78:3974 79:3114 80:2000 81:1751 82:1503 83:1217 84:1375 85:3689 86:707 87:2056 88:2735 89:3347 90:523 91:7739 92:2012 93:2615 94:3561 95:4811 96:1295 97:352 98:995 99:737 100:81 101:1287 102:2185 103:29117 104:4383 105:486 106:858 107:2521 108:854 109:4241 110:2056 111:3241 112:2032 113:1495 114:1522 115:2086 116:1879 117:2517 118:2339 119:1853 120:1662 121:1039 122:2584 123:2142 124:1545 125:2072 128:1237 129:1109 130:987 131:2218 132:812 133:373 134:1925 135:296 136:888 137:1015 138:2713 139:1512 140:870 141:1415 142:1299 143:1537 144:1215 145:345 146:1822 147:1500 148:2131 149:1733 150:868 151:1082 152:1860 153:539 154:3597 155:1429 156:1869 157:1234 158:1040 159:2129 160:2513 161:1323 162:3480 163:1266 164:1657 165:1642 166:702 167:1727 168:4049 169:837 170:4865 171:830 172:3149 173:3117 174:1023 175:1168 176:3582 177:5766 178:3543 179:2423 180:2276 181:3024 182:3208 183:1952 184:2392 185:19609 186:4778 187:4248 188:3974 189:3583 190:9003 191:1741 192:11038 193:8664 194:7034 195:5037 196:3023 197:2498 198:6055 199:6069 200:7864 201:5908 202:10298 203:10233 204:4567 205:3414 206:3805 207:3408 208:4086 209:4703 210:4123 211:2359 212:4073 213:3459 214:1158 215:67 216:6494 217:2754 218:1268 219:405 220:1953 221:982 222:672 223:2123 End of report