IPv4 R&E Routing Table Report 20:15 GMT Mon 05 Aug, 2024 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 242715 Prefixes after maximum aggregation (per Origin AS): 109913 Deaggregation factor: 2.21 Unique aggregates announced (without unneeded subnets): 130770 Number of IPv4 prefixes with a valid ROA: 98651 Number of IPv4 prefixes with an invalid ROA: 25 Number of IPv4 prefixes with no ROA: 144039 Total ASes present in the Internet Routing Table: 20430 Prefixes per ASN: 11.88 Origin-only ASes present in the Internet Routing Table: 17591 Origin ASes announcing only one prefix: 7896 Transit ASes present in the Internet Routing Table: 2839 Transit-only ASes present in the Internet Routing Table: 712 Paths with bogon ASNs present in the IPv4 Routing Table: 3 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 35 Max AS path prepend of ASN ( 59588) 26 Prefixes from unregistered ASNs in the Routing Table: 346 Number of instances of unregistered ASNs: 347 Number of 32-bit ASNs allocated by the RIRs: 45098 Number of 32-bit ASNs visible in the Routing Table: 7892 Prefixes from 32-bit ASNs in the Routing Table: 27906 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 141 Number of addresses announced to Internet: 1500518557 Equivalent to 89 /8s, 112 /16s and 24 /24s Percentage of available address space announced: 40.5 Percentage of allocated address space announced: 40.5 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: 74400 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31213 Total APNIC prefixes after maximum aggregation: 7728 APNIC Deaggregation factor: 4.04 Prefixes being announced from the APNIC address blocks: 30712 Unique aggregates announced from the APNIC address blocks: 9076 APNIC Region origin ASes present in the Internet Routing Table: 1281 APNIC Prefixes per ASN: 23.98 APNIC Region origin ASes announcing only one prefix: 513 APNIC Region transit ASes present in the Internet Routing Table: 220 Average APNIC Region AS path length visible: 7.2 Max APNIC Region AS path length visible: 21 Number of APNIC region 32-bit ASNs visible in the Routing Table: 579 Number of APNIC addresses announced to Internet: 202983020 Equivalent to 12 /8s, 25 /16s and 70 /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, 131072-153913 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: 110968 Total ARIN prefixes after maximum aggregation: 59686 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 109966 Unique aggregates announced from the ARIN address blocks: 61570 ARIN Region origin ASes present in the Internet Routing Table: 8972 ARIN Prefixes per ASN: 12.26 ARIN Region origin ASes announcing only one prefix: 3729 ARIN Region transit ASes present in the Internet Routing Table: 816 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1944 Number of ARIN addresses announced to Internet: 871924577 Equivalent to 51 /8s, 248 /16s and 131 /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, 393216-402332 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: 46799 Total RIPE prefixes after maximum aggregation: 25803 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 46990 Unique aggregates announced from the RIPE address blocks: 34637 RIPE Region origin ASes present in the Internet Routing Table: 4725 RIPE Prefixes per ASN: 9.94 RIPE Region origin ASes announcing only one prefix: 2064 RIPE Region transit ASes present in the Internet Routing Table: 696 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1844 Number of RIPE addresses announced to Internet: 290401488 Equivalent to 17 /8s, 79 /16s and 44 /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 196608-216475 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: 44075 Total LACNIC prefixes after maximum aggregation: 13639 LACNIC Deaggregation factor: 3.23 Prefixes being announced from the LACNIC address blocks: 43364 Unique aggregates announced from the LACNIC address blocks: 20598 LACNIC Region origin ASes present in the Internet Routing Table: 4270 LACNIC Prefixes per ASN: 10.16 LACNIC Region origin ASes announcing only one prefix: 1454 LACNIC Region transit ASes present in the Internet Routing Table: 884 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3366 Number of LACNIC addresses announced to Internet: 93792256 Equivalent to 5 /8s, 151 /16s and 40 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 9314 Total AfriNIC prefixes after maximum aggregation: 2811 AfriNIC Deaggregation factor: 3.31 Prefixes being announced from the AfriNIC address blocks: 11542 Unique aggregates announced from the AfriNIC address blocks: 4775 AfriNIC Region origin ASes present in the Internet Routing Table: 321 AfriNIC Prefixes per ASN: 35.96 AfriNIC Region origin ASes announcing only one prefix: 136 AfriNIC Region transit ASes present in the Internet Routing Table: 84 Average AfriNIC Region AS path length visible: 5.9 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 159 Number of AfriNIC addresses announced to Internet: 41339904 Equivalent to 2 /8s, 118 /16s and 204 /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 9677 8746 74 CHINAMOBILE-CN China Mobile Communication 56047 1509 192 48 CMNET-HUNAN-AP China Mobile communication 56046 1508 876 118 CMNET-JIANGSU-AP China Mobile communicati 56041 1468 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 805 176 48 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 607 10623 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 485 490 108 CMNET-GUANGDONG-AP China Mobile communica 24445 478 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Communic Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10450 11576 3713 AMAZON-02, US 749 3258 54898 2510 DNIC-AS-00749, US 7018 2917 23676 1829 ATT-INTERNET4, US 367 2559 3135 1191 DNIC-ASBLK-00306-00371, US 4155 2040 131 1330 USDA-1, US 22773 1861 2028 639 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1786 3321 431 CELLCO-PART, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1383 1047 108 ATT-MOBILITY-LLC-AS20057, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 20940 1326 105 1080 AKAMAI-ASN1, NL 3257 981 2082 779 GTT-BACKBONE GTT, US 8452 945 1841 12 TE-AS TE-AS, EG 3215 897 4814 291 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 726 60 25 Jordan Data Communications, JO 212238 556 40 486 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 551 8319 462 DTAG Internet service provider operations 61317 464 31 420 ASDETUK www.heficed.com, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 5370 1575 673 UNINET, MX 11830 2005 369 64 Instituto Costarricense de Electricidad y 10620 1383 197 1027 Telmex Colombia S.A., CO 3816 1316 769 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1078 2503 53 TIM SA, BR 6147 1043 369 22 Telefonica del Peru S.A.A., PE 18881 875 1128 28 TELEFONICA BRASIL S.A, BR 28006 635 76 287 CORPORACION NACIONAL DE TELECOMUNICACIONE 26599 537 2891 72 TELEFONICA BRASIL S.A, BR 13999 533 72 230 Mega Cable, S.A. de C.V., MX Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1164 388 22 LINKdotNET-AS, EG 24835 966 416 140 RAYA-AS, EG 29571 928 64 304 ORANGE-COTE-IVOIRE, CI 36992 801 1030 343 ETISALAT-MISR, EG 36935 677 124 176 Vodafone-, EG 36914 521 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 381 319 71 TENET-1, ZA 37693 334 597 43 TUNISIANA, TN 6713 179 655 122 IAM-AS, MA Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10450 11576 3713 AMAZON-02, US 9808 9677 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5370 1575 673 UNINET, MX 749 3258 54898 2510 DNIC-AS-00749, US 7018 2917 23676 1829 ATT-INTERNET4, US 367 2559 3135 1191 DNIC-ASBLK-00306-00371, US 4155 2040 131 1330 USDA-1, US 11830 2005 369 64 Instituto Costarricense de Electricidad y 22773 1861 2028 639 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1786 3321 431 CELLCO-PART, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9677 9603 CHINAMOBILE-CN China Mobile Communications Grou 8151 5370 4697 UNINET, MX 11830 2005 1941 Instituto Costarricense de Electricidad y Telec 56047 1509 1461 CMNET-HUNAN-AP China Mobile communications corp 56041 1468 1395 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1390 CMNET-JIANGSU-AP China Mobile communications co 209 1691 1382 CENTURYLINK-US-LEGACY-QWEST, US 367 2559 1368 DNIC-ASBLK-00306-00371, US 6167 1786 1355 CELLCO-PART, US 11776 1590 1316 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US 399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US 21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 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 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.152.48.0/24 Origin: 46167 RESERVED, ZZ 23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A 41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 /8:13 /9:10 /10:29 /11:40 /12:138 /13:192 /14:521 /15:1032 /16:7118 /17:3416 /18:3904 /19:7367 /20:11356 /21:14564 /22:26633 /23:25990 /24:140220 /25:39 /26:50 /27:33 /28:19 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2609 5370 UNINET, MX 16509 2147 10450 AMAZON-02, US 11830 1702 2005 Instituto Costarricense de Electricidad y Telecom., CR 22773 1401 1861 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1333 2917 ATT-INTERNET4, US 209 956 1691 CENTURYLINK-US-LEGACY-QWEST, US 6167 878 1786 CELLCO-PART, US 10620 832 1383 Telmex Colombia S.A., CO 19901 800 949 BRSPD-PUBLIC, US 11776 740 1590 ATLANTICBB-JOHNSTOWN, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:17 2:297 3:389 4:5 5:663 6:148 7:5 8:699 11:171 12:1026 13:311 14:109 15:290 16:225 17:6 18:824 20:193 21:4 22:188 23:2066 24:649 25:2 27:38 29:19 31:370 32:26 34:10 35:67 36:1196 37:685 38:1335 39:536 40:54 41:1126 42:104 43:190 44:39 45:3766 46:852 47:90 49:19 50:330 51:373 52:1364 54:277 55:946 56:8 57:19 58:31 59:34 60:17 61:54 62:496 63:786 64:1695 65:1036 66:1445 67:885 68:500 69:1040 70:322 71:209 72:565 74:882 75:410 76:219 77:363 78:322 79:223 80:346 81:364 82:311 83:172 84:327 85:464 86:206 87:202 88:245 89:831 90:101 91:1006 92:535 93:436 94:630 95:264 96:220 97:59 98:387 99:163 100:12 101:20 102:395 103:1353 104:918 105:160 106:3 107:803 108:445 109:395 110:24 111:1834 112:457 113:37 114:51 115:30 116:49 117:963 118:87 119:114 120:1103 121:37 122:86 123:77 124:58 125:20 128:479 129:327 130:622 131:957 132:569 133:196 134:444 135:120 136:443 137:537 138:1001 139:463 140:645 141:398 142:799 143:759 144:407 145:79 146:597 147:482 148:728 149:639 150:309 151:611 152:677 153:137 154:689 155:742 156:766 157:369 158:426 159:667 160:893 161:657 162:880 163:408 164:733 165:805 166:579 167:634 168:1318 169:162 170:1544 171:104 172:1142 173:767 174:150 175:48 176:409 177:1216 178:425 179:828 180:67 181:1461 182:42 183:832 184:333 185:3274 186:1755 187:1172 188:695 189:1401 190:3956 191:408 192:4748 193:1931 194:1402 195:973 196:868 197:703 198:2449 199:4410 200:3344 201:3113 202:1152 203:705 204:2063 205:1927 206:1536 207:1374 208:1173 209:1758 210:352 211:443 212:978 213:761 214:1017 215:42 216:2339 217:464 218:527 219:38 220:30 221:300 222:20 223:638 End of report