IPv4 R&E Routing Table Report 18:35 GMT Fri 02 Dec, 2022 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: 879041 Prefixes after maximum aggregation (per Origin AS): 332349 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 431481 Number of IPv4 prefixes with a valid ROA: 344473 Number of IPv4 prefixes with an invalid ROA: 423 Number of IPv4 prefixes with no ROA: 534145 Total ASes present in the Internet Routing Table: 72992 Prefixes per ASN: 12.04 Origin-only ASes present in the Internet Routing Table: 62621 Origin ASes announcing only one prefix: 25881 Transit ASes present in the Internet Routing Table: 10371 Transit-only ASes present in the Internet Routing Table: 467 Paths with bogon ASNs present in the IPv4 Routing Table: 179 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1036 Number of instances of unregistered ASNs: 1038 Number of 32-bit ASNs allocated by the RIRs: 40756 Number of 32-bit ASNs visible in the Routing Table: 33161 Prefixes from 32-bit ASNs in the Routing Table: 155865 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 525 Number of addresses announced to Internet: 3047706880 Equivalent to 181 /8s, 168 /16s and 81 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 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: 293040 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 226238 Total APNIC prefixes after maximum aggregation: 65948 APNIC Deaggregation factor: 3.43 Prefixes being announced from the APNIC address blocks: 221532 Unique aggregates announced from the APNIC address blocks: 95420 APNIC Region origin ASes present in the Internet Routing Table: 12927 APNIC Prefixes per ASN: 17.14 APNIC Region origin ASes announcing only one prefix: 3808 APNIC Region transit ASes present in the Internet Routing Table: 1729 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 32 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8247 Number of APNIC addresses announced to Internet: 771137280 Equivalent to 45 /8s, 246 /16s and 159 /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: 262923 Total ARIN prefixes after maximum aggregation: 119049 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 265602 Unique aggregates announced from the ARIN address blocks: 128831 ARIN Region origin ASes present in the Internet Routing Table: 18927 ARIN Prefixes per ASN: 14.03 ARIN Region origin ASes announcing only one prefix: 6937 ARIN Region transit ASes present in the Internet Routing Table: 1946 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 54 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4606 Number of ARIN addresses announced to Internet: 1286835968 Equivalent to 76 /8s, 179 /16s and 143 /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: 242514 Total RIPE prefixes after maximum aggregation: 113188 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 238095 Unique aggregates announced from the RIPE address blocks: 146569 RIPE Region origin ASes present in the Internet Routing Table: 27651 RIPE Prefixes per ASN: 8.61 RIPE Region origin ASes announcing only one prefix: 11888 RIPE Region transit ASes present in the Internet Routing Table: 3908 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 61 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10567 Number of RIPE addresses announced to Internet: 705677824 Equivalent to 42 /8s, 15 /16s and 202 /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: 115484 Total LACNIC prefixes after maximum aggregation: 27694 LACNIC Deaggregation factor: 4.17 Prefixes being announced from the LACNIC address blocks: 114907 Unique aggregates announced from the LACNIC address blocks: 48457 LACNIC Region origin ASes present in the Internet Routing Table: 10921 LACNIC Prefixes per ASN: 10.52 LACNIC Region origin ASes announcing only one prefix: 2683 LACNIC Region transit ASes present in the Internet Routing Table: 2247 Average LACNIC Region AS path length visible: 6.2 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8700 Number of LACNIC addresses announced to Internet: 175581184 Equivalent to 10 /8s, 119 /16s and 40 /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: 30846 Total AfriNIC prefixes after maximum aggregation: 5702 AfriNIC Deaggregation factor: 5.41 Prefixes being announced from the AfriNIC address blocks: 38380 Unique aggregates announced from the AfriNIC address blocks: 11772 AfriNIC Region origin ASes present in the Internet Routing Table: 1706 AfriNIC Prefixes per ASN: 22.50 AfriNIC Region origin ASes announcing only one prefix: 565 AfriNIC Region transit ASes present in the Internet Routing Table: 334 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1041 Number of AfriNIC addresses announced to Internet: 108174848 Equivalent to 6 /8s, 114 /16s and 158 /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 9129 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5954 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3616 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3394 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3363 1867 85 VNPT-AS-VN VNPT Corp, VN 9498 2310 475 233 BBIL-AP BHARTI Airtel Ltd., IN 4766 2285 11250 589 KIXS-AS-KR Korea Telecom, KR 24560 2179 838 396 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2160 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2054 438 199 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 7642 10621 2880 AMAZON-02, US 11492 4546 301 570 CABLEONE, US 7155 3893 265 32 VIASAT-SP-BACKBONE, US 22773 3632 3011 255 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3527 1320 63 SHAW, CA 16625 3512 1834 2531 AKAMAI-AS, US 749 3064 50660 2331 DNIC-AS-00749, US 30036 2583 369 338 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2444 2981 383 GOOGLE-CLOUD-PLATFORM, US 7018 2424 24032 1448 ATT-INTERNET4, 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 6960 1729 150 UNI2-AS, ES 20940 4040 3397 146 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3952 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2887 2290 912 ROSTELECOM-AS, RU 9009 2550 245 1291 M247, RO 34984 2245 357 605 TELLCOM-AS, TR 6849 2194 339 20 UKRTELNET, UA 13188 1610 100 27 TRIOLAN, UA 58224 1482 861 484 TCI, IR 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 10794 3335 596 Uninet S.A. de C.V., MX 10620 3461 506 848 Telmex Colombia S.A., CO 11830 2261 369 64 Instituto Costarricense de Electricidad 13999 2131 350 554 Mega Cable, S.A. de C.V., MX 28573 1328 2327 261 Claro NXT Telecomunicacoes Ltda, BR 3816 1287 728 155 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1286 338 520 Axtel, S.A.B. de C.V., MX 6147 1154 369 22 Telefonica del Peru S.A.A., PE 11664 1133 184 474 Techtel LMDS Comunicaciones Interactiva 26615 989 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 1548 537 31 RAYA-AS, EG 24863 1537 393 21 LINKdotNET-AS, EG 36992 1356 1520 269 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1011 67 40 ORANGE-COTE-IVOIRE, CI 36935 882 520 42 Vodafone-, EG 37457 832 325 49 Telkom-Internet, ZA 6713 612 1863 34 IAM-AS, MA 15399 499 51 35 WANANCHI-, KE 36914 493 82 3 KENET-AS, KE 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 10794 3335 596 Uninet S.A. de C.V., MX 9808 9129 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7642 10621 2880 AMAZON-02, US 12479 6960 1729 150 UNI2-AS, ES 7545 5954 786 694 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4546 301 570 CABLEONE, US 20940 4040 3397 146 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3952 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 7155 3893 265 32 VIASAT-SP-BACKBONE, US 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 9129 9082 CHINAMOBILE-CN China Mobile Communications Grou 12479 6960 6810 UNI2-AS, ES 7545 5954 5260 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7642 4762 AMAZON-02, US 11492 4546 3976 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3952 3914 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4040 3894 AKAMAI-ASN1, NL 7155 3893 3861 VIASAT-SP-BACKBONE, US 7552 3616 3595 VIETEL-AS-AP Viettel Group, VN 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 1103 SURFNET-NL SURFnet, The Netherlands, NL Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.184.0/24 Origin: 174 COGENT-174, US 23.131.184.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 36944 UBUNTU-UNICAST-AS, MW 23.131.188.0/24 Origin: 46450 PILOT, US 23.131.188.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE 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 /11:99 /12:291 /13:583 /14:1172 /15:2076 /16:13389 /17:8128 /18:13750 /19:24707 /20:42519 /21:50390 /22:106695 /23:94489 /24:520686 /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 5993 6960 UNI2-AS, ES 8151 4781 10794 Uninet S.A. de C.V., MX 11492 3453 4546 CABLEONE, US 8551 3416 3952 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3335 3527 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2982 3893 VIASAT-SP-BACKBONE, US 22773 2706 3632 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2241 2583 MEDIACOM-ENTERPRISE-BUSINESS, US 6849 2046 2194 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1576 2:965 3:167 4:7 5:3590 6:118 7:5 8:1542 9:1 11:173 12:1614 13:380 14:2352 15:285 16:72 17:367 18:384 20:152 21:4 22:188 23:5807 24:2433 25:4 27:2692 29:19 31:2302 32:104 34:5 35:92 36:1792 37:3601 38:3855 39:740 40:145 41:4377 42:874 43:2095 44:305 45:15272 46:3866 47:317 49:1637 50:1721 51:243 52:1502 54:397 55:838 56:8 57:78 58:1621 59:1040 60:976 61:2258 62:2460 63:1940 64:5574 65:2241 66:4769 67:2975 68:1342 69:4075 70:1285 71:686 72:2976 74:2628 75:1457 76:590 77:2043 78:1760 79:3104 80:1920 81:1579 82:1433 83:1179 84:1406 85:2778 86:698 87:1844 88:1108 89:3191 90:568 91:7364 92:1831 93:2410 94:3350 95:3780 96:1310 97:344 98:1157 99:740 100:69 101:1031 102:2543 103:29163 104:4493 105:880 106:823 107:2531 108:887 109:4176 110:1950 111:3186 112:1988 113:1420 114:1562 115:1883 116:1836 117:2420 118:2202 119:1825 120:1671 121:997 122:2483 123:2083 124:1505 125:2101 128:1225 129:1030 130:961 131:2008 132:829 133:400 134:1891 135:293 136:856 137:915 138:2533 139:1488 140:1027 141:1414 142:1385 143:1406 144:1185 145:346 146:1864 147:1426 148:2255 149:1748 150:848 151:1112 152:1936 153:455 154:3573 155:1400 156:1596 157:1261 158:988 159:2160 160:2581 161:1394 162:3473 163:1443 164:1655 165:1653 166:723 167:1714 168:3822 169:912 170:4535 171:855 172:3407 173:3079 174:1031 175:1119 176:3550 177:4718 178:3436 179:2035 180:2309 181:3067 182:2984 183:1868 184:2357 185:18534 186:4414 187:3827 188:3670 189:3416 190:8764 191:1277 192:10790 193:8437 194:6831 195:4854 196:3154 197:2730 198:5946 199:6051 200:7495 201:5796 202:9919 203:9831 204:4554 205:3495 206:3760 207:3362 208:4077 209:4744 210:4134 211:2384 212:3845 213:3336 214:1104 215:57 216:6449 217:2515 218:1261 219:414 220:1787 221:939 222:660 223:1978 End of report