IPv4 R&E Routing Table Report 18:35 GMT Thu 26 Jan, 2023 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 934075 Prefixes after maximum aggregation (per Origin AS): 347441 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 444968 Number of IPv4 prefixes with a valid ROA: 389184 Number of IPv4 prefixes with an invalid ROA: 1245 Number of IPv4 prefixes with no ROA: 543646 Total ASes present in the Internet Routing Table: 74106 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 63904 Origin ASes announcing only one prefix: 25709 Transit ASes present in the Internet Routing Table: 10202 Transit-only ASes present in the Internet Routing Table: 408 Paths with bogon ASNs present in the IPv4 Routing Table: 130 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 978 Number of instances of unregistered ASNs: 989 Number of 32-bit ASNs allocated by the RIRs: 41129 Number of 32-bit ASNs visible in the Routing Table: 34126 Prefixes from 32-bit ASNs in the Routing Table: 173666 Number of bogon 32-bit ASNs visible in the Routing Table: 42 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 521 Number of addresses announced to Internet: 3063769856 Equivalent to 182 /8s, 157 /16s and 107 /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: 322247 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236431 Total APNIC prefixes after maximum aggregation: 68207 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 231517 Unique aggregates announced from the APNIC address blocks: 97725 APNIC Region origin ASes present in the Internet Routing Table: 13237 APNIC Prefixes per ASN: 17.49 APNIC Region origin ASes announcing only one prefix: 3852 APNIC Region transit ASes present in the Internet Routing Table: 1768 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8532 Number of APNIC addresses announced to Internet: 773275648 Equivalent to 46 /8s, 23 /16s and 64 /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: 269019 Total ARIN prefixes after maximum aggregation: 121741 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 271093 Unique aggregates announced from the ARIN address blocks: 129857 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.21 ARIN Region origin ASes announcing only one prefix: 6998 ARIN Region transit ASes present in the Internet Routing Table: 1879 Average ARIN Region AS path length visible: 7.7 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4733 Number of ARIN addresses announced to Internet: 1286580480 Equivalent to 76 /8s, 175 /16s and 169 /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: 267868 Total RIPE prefixes after maximum aggregation: 122556 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 264246 Unique aggregates announced from the RIPE address blocks: 155884 RIPE Region origin ASes present in the Internet Routing Table: 28257 RIPE Prefixes per ASN: 9.35 RIPE Region origin ASes announcing only one prefix: 12010 RIPE Region transit ASes present in the Internet Routing Table: 3801 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 43 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11008 Number of RIPE addresses announced to Internet: 719001344 Equivalent to 42 /8s, 219 /16s and 23 /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: 128220 Total LACNIC prefixes after maximum aggregation: 28367 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 127261 Unique aggregates announced from the LACNIC address blocks: 49031 LACNIC Region origin ASes present in the Internet Routing Table: 11011 LACNIC Prefixes per ASN: 11.56 LACNIC Region origin ASes announcing only one prefix: 2281 LACNIC Region transit ASes present in the Internet Routing Table: 2267 Average LACNIC Region AS path length visible: 8.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8780 Number of LACNIC addresses announced to Internet: 176193024 Equivalent to 10 /8s, 128 /16s and 126 /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: 31559 Total AfriNIC prefixes after maximum aggregation: 5816 AfriNIC Deaggregation factor: 5.43 Prefixes being announced from the AfriNIC address blocks: 39437 Unique aggregates announced from the AfriNIC address blocks: 12042 AfriNIC Region origin ASes present in the Internet Routing Table: 1731 AfriNIC Prefixes per ASN: 22.78 AfriNIC Region origin ASes announcing only one prefix: 568 AfriNIC Region transit ASes present in the Internet Routing Table: 332 Average AfriNIC Region AS path length visible: 7.3 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1073 Number of AfriNIC addresses announced to Internet: 108420608 Equivalent to 6 /8s, 118 /16s and 94 /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 5922 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3634 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3460 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3388 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2719 499 240 BBIL-AP BHARTI Airtel Ltd., IN 24560 2362 848 437 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2285 11250 587 KIXS-AS-KR Korea Telecom, KR 45090 2147 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2139 439 211 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 7825 10708 2906 AMAZON-02, US 11492 4531 300 601 CABLEONE, US 7155 3895 265 33 VIASAT-SP-BACKBONE, US 22773 3701 3067 327 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3500 1320 63 SHAW, CA 16625 3477 1787 2513 AKAMAI-AS, US 749 3024 50575 2291 DNIC-AS-00749, US 7018 2589 24127 1571 ATT-INTERNET4, US 396982 2584 3490 373 GOOGLE-CLOUD-PLATFORM, US 30036 2556 366 395 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6975 1706 146 UNI2-AS, ES 9121 6164 1692 17 TTNET, TR 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4064 3399 174 AKAMAI-ASN1, NL 8551 3906 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2884 2290 908 ROSTELECOM-AS, RU 47331 2736 397 2063 TTNET, TR 9009 2712 257 1373 M247, RO 34984 2259 358 610 TELLCOM-AS, TR 6849 2252 339 19 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11003 3341 586 Uninet S.A. de C.V., MX 10620 3474 507 856 Telmex Colombia S.A., CO 11830 2259 369 64 Instituto Costarricense de Electricidad 13999 2228 367 594 Mega Cable, S.A. de C.V., MX 28573 1350 2328 256 Claro NXT Telecomunicacoes Ltda, BR 6503 1297 339 517 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 1134 186 465 Techtel LMDS Comunicaciones Interactiva 26615 1016 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1513 533 29 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 884 520 42 Vodafone-, EG 37457 838 325 49 Telkom-Internet, ZA 6713 611 1861 34 IAM-AS, MA 15399 525 54 43 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11003 3341 586 Uninet S.A. de C.V., MX 9808 9436 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7825 10708 2906 AMAZON-02, US 12479 6975 1706 146 UNI2-AS, ES 9121 6164 1692 17 TTNET, TR 7545 5922 787 703 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4531 300 601 CABLEONE, US 20940 4064 3399 174 AKAMAI-ASN1, NL 8551 3906 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/RENU/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 6975 6829 UNI2-AS, ES 9121 6164 6147 TTNET, TR 7545 5922 5219 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7825 4919 AMAZON-02, US 39891 4561 4503 ALJAWWALSTC-AS, SA 11492 4531 3930 CABLEONE, US 20940 4064 3890 AKAMAI-ASN1, NL 8551 3906 3868 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3895 3862 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/RENU/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 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/RENU/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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 5511 OPENTRANSIT, FR 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/RENU/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 /12:295 /13:579 /14:1209 /15:2101 /16:13561 /17:8356 /18:14095 /19:25230 /20:43910 /21:52894 /22:110885 /23:101637 /24:559155 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6043 6975 UNI2-AS, ES 9121 5321 6164 TTNET, TR 8151 5047 11003 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3446 4531 CABLEONE, US 8551 3371 3906 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3308 3500 SHAW, CA 7155 2984 3895 VIASAT-SP-BACKBONE, US 22773 2729 3701 ASN-CXA-ALL-CCI-22773-RDC, US 47331 2379 2736 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1630 2:1233 3:168 4:7 5:4366 6:111 7:5 8:1563 9:1 11:172 12:1578 13:375 14:2350 15:286 16:79 17:369 18:387 20:247 21:4 22:188 23:6071 24:2553 25:4 27:2726 29:19 31:2527 32:106 34:9 35:106 36:1889 37:4627 38:4139 39:835 40:154 41:4370 42:1043 43:2334 44:306 45:17539 46:4221 47:380 49:1738 50:1852 51:381 52:1551 54:394 55:848 56:8 57:88 58:1745 59:1113 60:1006 61:2466 62:2714 63:1942 64:5679 65:2335 66:4991 67:3078 68:1367 69:4170 70:1254 71:667 72:3045 74:2617 75:1465 76:598 77:2490 78:4005 79:3177 80:2086 81:1869 82:1488 83:1244 84:1511 85:3764 86:749 87:2041 88:2916 89:3609 90:599 91:7742 92:2003 93:2597 94:3580 95:4888 96:1328 97:347 98:1164 99:741 100:75 101:1295 102:2824 103:31032 104:4612 105:896 106:832 107:2527 108:926 109:4395 110:2084 111:3295 112:2046 113:1511 114:1619 115:2090 116:1884 117:2571 118:2287 119:1911 120:1740 121:1062 122:2608 123:2186 124:1556 125:2284 128:1332 129:1063 130:998 131:2156 132:852 133:406 134:1912 135:341 136:872 137:944 138:2853 139:1548 140:1070 141:1483 142:1427 143:1567 144:1199 145:350 146:1886 147:1573 148:2302 149:1895 150:876 151:1139 152:1949 153:562 154:4010 155:1411 156:1673 157:1302 158:1031 159:2261 160:2640 161:1470 162:3568 163:1498 164:1644 165:1710 166:833 167:1758 168:4145 169:946 170:5007 171:894 172:3522 173:2981 174:1023 175:1183 176:3746 177:5996 178:3577 179:2610 180:2383 181:3438 182:3242 183:1918 184:2343 185:20160 186:5129 187:4549 188:4213 189:3952 190:9214 191:1827 192:10981 193:8841 194:7267 195:5199 196:3128 197:2755 198:5971 199:6123 200:8048 201:6116 202:10457 203:10191 204:4597 205:3518 206:3904 207:3417 208:4099 209:4839 210:4239 211:2405 212:4138 213:3584 214:1089 215:56 216:6664 217:2730 218:1273 219:406 220:1776 221:971 222:665 223:2071 End of report