IPv4 R&E Routing Table Report 18:35 GMT Thu 04 Aug, 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: 921249 Prefixes after maximum aggregation (per Origin AS): 340963 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 437584 Number of IPv4 prefixes with a valid ROA: 359150 Number of IPv4 prefixes with an invalid ROA: 2907 Number of IPv4 prefixes with no ROA: 559192 Total ASes present in the Internet Routing Table: 73557 Prefixes per ASN: 12.52 Origin-only ASes present in the Internet Routing Table: 63000 Origin ASes announcing only one prefix: 25541 Transit ASes present in the Internet Routing Table: 10557 Transit-only ASes present in the Internet Routing Table: 395 Paths with bogon ASNs present in the IPv4 Routing Table: 127 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 1017 Number of instances of unregistered ASNs: 1019 Number of 32-bit ASNs allocated by the RIRs: 39920 Number of 32-bit ASNs visible in the Routing Table: 33162 Prefixes from 32-bit ASNs in the Routing Table: 164280 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 504 Number of addresses announced to Internet: 3070968320 Equivalent to 183 /8s, 11 /16s and 66 /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: 317974 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 233606 Total APNIC prefixes after maximum aggregation: 66797 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 228597 Unique aggregates announced from the APNIC address blocks: 96119 APNIC Region origin ASes present in the Internet Routing Table: 12827 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3700 APNIC Region transit ASes present in the Internet Routing Table: 1764 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8082 Number of APNIC addresses announced to Internet: 772664064 Equivalent to 46 /8s, 13 /16s and 235 /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: 265725 Total ARIN prefixes after maximum aggregation: 120767 ARIN Deaggregation factor: 2.20 Prefixes being announced from the ARIN address blocks: 266110 Unique aggregates announced from the ARIN address blocks: 127432 ARIN Region origin ASes present in the Internet Routing Table: 19074 ARIN Prefixes per ASN: 13.95 ARIN Region origin ASes announcing only one prefix: 6940 ARIN Region transit ASes present in the Internet Routing Table: 1942 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4579 Number of ARIN addresses announced to Internet: 1296016128 Equivalent to 77 /8s, 63 /16s and 163 /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: 263474 Total RIPE prefixes after maximum aggregation: 119251 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 260753 Unique aggregates announced from the RIPE address blocks: 153062 RIPE Region origin ASes present in the Internet Routing Table: 28211 RIPE Prefixes per ASN: 9.24 RIPE Region origin ASes announcing only one prefix: 12052 RIPE Region transit ASes present in the Internet Routing Table: 4037 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10805 Number of RIPE addresses announced to Internet: 717803264 Equivalent to 42 /8s, 200 /16s and 207 /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: 125684 Total LACNIC prefixes after maximum aggregation: 27720 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 125268 Unique aggregates announced from the LACNIC address blocks: 48711 LACNIC Region origin ASes present in the Internet Routing Table: 10977 LACNIC Prefixes per ASN: 11.41 LACNIC Region origin ASes announcing only one prefix: 2309 LACNIC Region transit ASes present in the Internet Routing Table: 2281 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: 8696 Number of LACNIC addresses announced to Internet: 176392448 Equivalent to 10 /8s, 131 /16s and 137 /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: 31743 Total AfriNIC prefixes after maximum aggregation: 5658 AfriNIC Deaggregation factor: 5.61 Prefixes being announced from the AfriNIC address blocks: 40017 Unique aggregates announced from the AfriNIC address blocks: 11831 AfriNIC Region origin ASes present in the Internet Routing Table: 1672 AfriNIC Prefixes per ASN: 23.93 AfriNIC Region origin ASes announcing only one prefix: 540 AfriNIC Region transit ASes present in the Internet Routing Table: 324 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 39 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1000 Number of AfriNIC addresses announced to Internet: 107807232 Equivalent to 6 /8s, 109 /16s and 2 /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 9002 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5932 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3592 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3510 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3463 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2430 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2253 11123 592 KIXS-AS-KR Korea Telecom, KR 45090 2194 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2153 850 403 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2124 425 216 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 6765 10390 2698 AMAZON-02, US 11492 4618 306 484 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3833 3069 362 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3467 1787 2504 AKAMAI-AS, US 6327 3448 1319 64 SHAW, CA 749 3021 50731 2279 DNIC-AS-00749, US 30036 2606 373 262 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2523 3384 362 GOOGLE-CLOUD-PLATFORM, US 209 2370 4935 407 CENTURYLINK-US-LEGACY-QWEST, 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 6870 1730 144 UNI2-AS, ES 9121 6561 1692 17 TTNET, TR 20940 4051 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3995 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2913 2290 910 ROSTELECOM-AS, RU 6849 2788 355 21 UKRTELNET, UA 9009 2595 255 1339 M247, GB 34984 2247 358 636 TELLCOM-AS, TR 47331 2066 324 1565 TTNET, TR 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 10797 3397 561 Uninet S.A. de C.V., MX 10620 3483 515 780 Telmex Colombia S.A., CO 11830 2410 369 64 Instituto Costarricense de Electricidad 13999 1941 318 516 Mega Cable, S.A. de C.V., MX 28573 1365 2330 267 Claro NXT Telecomunicacoes Ltda, BR 6503 1291 338 521 Axtel, S.A.B. de C.V., MX 3816 1270 695 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1091 370 21 Telefonica del Peru S.A.A., PE 11664 1048 180 455 Techtel LMDS Comunicaciones Interactiva 26615 981 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 37457 1949 322 62 Telkom-Internet, ZA 24863 1529 393 21 LINKdotNET-AS, EG 24835 1517 495 28 RAYA-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 970 66 51 ORANGE-COTE-IVOIRE, CI 36935 638 520 42 Vodafone-, EG 6713 611 1863 34 IAM-AS, MA 15399 498 50 31 WANANCHI-, KE 37342 479 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 10797 3397 561 Uninet S.A. de C.V., MX 9808 9002 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6870 1730 144 UNI2-AS, ES 16509 6765 10390 2698 AMAZON-02, US 9121 6561 1692 17 TTNET, TR 7545 5932 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4618 306 484 CABLEONE, US 20940 4051 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3995 374 39 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 9002 8955 CHINAMOBILE-CN China Mobile Communications Grou 12479 6870 6726 UNI2-AS, ES 9121 6561 6544 TTNET, TR 7545 5932 5236 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4618 4134 CABLEONE, US 16509 6765 4067 AMAZON-02, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3995 3956 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4051 3849 AKAMAI-ASN1, NL 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 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 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 18798 UNALLOCATED 8.40.106.0/24 6461 ZAYO-6461, 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 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/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/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 /10:39 /11:101 /12:304 /13:594 /14:1213 /15:2124 /16:13604 /17:8369 /18:14116 /19:25127 /20:43959 /21:52617 /22:109664 /23:100188 /24:549201 /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 5858 6870 UNI2-AS, ES 9121 5721 6561 TTNET, TR 8151 4521 10797 Uninet S.A. de C.V., MX 11492 3527 4618 CABLEONE, US 8551 3458 3995 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3258 3448 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2844 3833 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2640 2788 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1962 2:1055 3:157 4:7 5:4000 6:111 7:6 8:1585 9:1 11:172 12:1633 13:330 14:2349 15:240 16:44 17:383 18:180 20:246 21:4 22:188 23:5862 24:2463 25:6 27:2690 29:19 31:2441 32:96 34:7 35:87 36:1844 37:4502 38:3365 39:721 40:162 41:4386 42:1128 43:2230 44:288 45:16991 46:4193 47:332 49:1702 50:1954 51:239 52:1450 54:384 55:855 56:8 57:67 58:1801 59:1116 60:967 61:2335 62:2631 63:1948 64:5621 65:2406 66:4968 67:3023 68:1223 69:4167 70:1315 71:688 72:3097 74:2659 75:1408 76:575 77:2365 78:3978 79:3133 80:2035 81:1794 82:1501 83:1224 84:1368 85:3718 86:742 87:1997 88:2801 89:3437 90:548 91:7713 92:2054 93:2578 94:3559 95:4810 96:1336 97:350 98:1029 99:754 100:77 101:1296 102:2454 103:29741 104:4549 105:2056 106:879 107:2540 108:879 109:4361 110:2015 111:3275 112:2038 113:1511 114:1515 115:2120 116:1893 117:2435 118:2303 119:1856 120:1759 121:1032 122:2566 123:2126 124:1540 125:2068 128:1273 129:1115 130:992 131:2238 132:828 133:378 134:1941 135:340 136:890 137:883 138:2755 139:1499 140:939 141:1455 142:1332 143:1500 144:1213 145:347 146:1849 147:1524 148:2216 149:1774 150:875 151:1071 152:1871 153:544 154:3773 155:1449 156:1717 157:1287 158:1040 159:2227 160:2560 161:1319 162:3511 163:1359 164:1684 165:1686 166:761 167:1760 168:4068 169:903 170:4895 171:841 172:3306 173:3150 174:1048 175:1172 176:3691 177:5832 178:3568 179:2605 180:2343 181:3300 182:3202 183:1916 184:2385 185:19764 186:4928 187:4403 188:4107 189:3757 190:9088 191:1789 192:11002 193:8722 194:7127 195:5152 196:3191 197:2838 198:6033 199:6077 200:7880 201:6057 202:10367 203:10268 204:4520 205:3463 206:3795 207:3440 208:4065 209:4755 210:4245 211:2317 212:4103 213:3502 214:1143 215:65 216:6438 217:2737 218:1265 219:413 220:2009 221:962 222:655 223:1978 End of report