IPv4 R&E Routing Table Report 20:15 GMT Mon 12 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: 242738 Prefixes after maximum aggregation (per Origin AS): 110194 Deaggregation factor: 2.20 Unique aggregates announced (without unneeded subnets): 131506 Number of IPv4 prefixes with a valid ROA: 98951 Number of IPv4 prefixes with an invalid ROA: 23 Number of IPv4 prefixes with no ROA: 143764 Total ASes present in the Internet Routing Table: 20416 Prefixes per ASN: 11.89 Origin-only ASes present in the Internet Routing Table: 17558 Origin ASes announcing only one prefix: 7863 Transit ASes present in the Internet Routing Table: 2858 Transit-only ASes present in the Internet Routing Table: 729 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: 337 Number of instances of unregistered ASNs: 338 Number of 32-bit ASNs allocated by the RIRs: 45169 Number of 32-bit ASNs visible in the Routing Table: 7872 Prefixes from 32-bit ASNs in the Routing Table: 28021 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: 151 Number of addresses announced to Internet: 1498012317 Equivalent to 89 /8s, 73 /16s and 218 /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: 74780 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 31221 Total APNIC prefixes after maximum aggregation: 7745 APNIC Deaggregation factor: 4.03 Prefixes being announced from the APNIC address blocks: 30697 Unique aggregates announced from the APNIC address blocks: 9096 APNIC Region origin ASes present in the Internet Routing Table: 1252 APNIC Prefixes per ASN: 24.52 APNIC Region origin ASes announcing only one prefix: 498 APNIC Region transit ASes present in the Internet Routing Table: 218 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 562 Number of APNIC addresses announced to Internet: 201676652 Equivalent to 12 /8s, 5 /16s and 87 /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: 111057 Total ARIN prefixes after maximum aggregation: 59750 ARIN Deaggregation factor: 1.86 Prefixes being announced from the ARIN address blocks: 110234 Unique aggregates announced from the ARIN address blocks: 61842 ARIN Region origin ASes present in the Internet Routing Table: 8990 ARIN Prefixes per ASN: 12.26 ARIN Region origin ASes announcing only one prefix: 3739 ARIN Region transit ASes present in the Internet Routing Table: 824 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: 1941 Number of ARIN addresses announced to Internet: 871152993 Equivalent to 51 /8s, 236 /16s and 189 /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: 47035 Total RIPE prefixes after maximum aggregation: 26041 RIPE Deaggregation factor: 1.81 Prefixes being announced from the RIPE address blocks: 47274 Unique aggregates announced from the RIPE address blocks: 35171 RIPE Region origin ASes present in the Internet Routing Table: 4724 RIPE Prefixes per ASN: 10.01 RIPE Region origin ASes announcing only one prefix: 2043 RIPE Region transit ASes present in the Internet Routing Table: 702 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1843 Number of RIPE addresses announced to Internet: 291925968 Equivalent to 17 /8s, 102 /16s and 111 /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: 43651 Total LACNIC prefixes after maximum aggregation: 13690 LACNIC Deaggregation factor: 3.19 Prefixes being announced from the LACNIC address blocks: 42927 Unique aggregates announced from the LACNIC address blocks: 20636 LACNIC Region origin ASes present in the Internet Routing Table: 4271 LACNIC Prefixes per ASN: 10.05 LACNIC Region origin ASes announcing only one prefix: 1454 LACNIC Region transit ASes present in the Internet Routing Table: 888 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: 3375 Number of LACNIC addresses announced to Internet: 93202432 Equivalent to 5 /8s, 142 /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: 9437 Total AfriNIC prefixes after maximum aggregation: 2731 AfriNIC Deaggregation factor: 3.46 Prefixes being announced from the AfriNIC address blocks: 11455 Unique aggregates announced from the AfriNIC address blocks: 4637 AfriNIC Region origin ASes present in the Internet Routing Table: 303 AfriNIC Prefixes per ASN: 37.81 AfriNIC Region origin ASes announcing only one prefix: 129 AfriNIC Region transit ASes present in the Internet Routing Table: 84 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 151 Number of AfriNIC addresses announced to Internet: 39974144 Equivalent to 2 /8s, 97 /16s and 245 /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 9704 8746 75 CHINAMOBILE-CN China Mobile Communication 56046 1546 788 172 CMNET-JIANGSU-AP China Mobile communicati 56047 1511 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1476 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 2907 600 2170 465 SINET-AS Research Organization of Informa 17676 599 10607 150 GIGAINFRA SoftBank Corp., JP 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 10518 11592 3746 AMAZON-02, US 749 3255 54897 2507 DNIC-AS-00749, US 7018 2887 23670 1808 ATT-INTERNET4, US 367 2503 3088 1179 DNIC-ASBLK-00306-00371, US 4155 2053 132 1336 USDA-1, US 22773 1861 2028 638 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3324 431 CELLCO-PART, US 209 1689 4898 308 CENTURYLINK-US-LEGACY-QWEST, US 11776 1590 222 274 ATLANTICBB-JOHNSTOWN, US 20057 1384 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 1303 105 1067 AKAMAI-ASN1, NL 3257 983 2082 780 GTT-BACKBONE GTT, US 3215 897 4814 291 France Telecom - Orange, FR 8452 857 1841 12 TE-AS TE-AS, EG 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 764 60 23 Jordan Data Communications, JO 34984 671 81 421 TELLCOM-AS, TR 212238 567 41 497 CDNEXT, GB 51167 554 106 242 CONTABO, DE 3320 549 8319 460 DTAG Internet service provider operations 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 4963 1472 710 UNINET, MX 11830 2007 369 64 Instituto Costarricense de Electricidad y 10620 1384 197 1028 Telmex Colombia S.A., CO 3816 1321 777 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 26615 1085 2503 53 TIM SA, BR 6147 1045 369 22 Telefonica del Peru S.A.A., PE 18881 874 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 531 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 1303 388 22 LINKdotNET-AS, EG 24835 966 416 140 RAYA-AS, EG 29571 893 65 294 ORANGE-COTE-IVOIRE, CI 36992 821 1037 347 ETISALAT-MISR, EG 36935 677 124 176 Vodafone-, EG 36914 526 82 3 KENET-AS, KE 36903 419 189 298 MT-MPLS, MA 2018 380 319 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 10518 11592 3746 AMAZON-02, US 9808 9704 8746 75 CHINAMOBILE-CN China Mobile Communication 8151 4963 1472 710 UNINET, MX 749 3255 54897 2507 DNIC-AS-00749, US 7018 2887 23670 1808 ATT-INTERNET4, US 367 2503 3088 1179 DNIC-ASBLK-00306-00371, US 4155 2053 132 1336 USDA-1, US 11830 2007 369 64 Instituto Costarricense de Electricidad y 22773 1861 2028 638 ASN-CXA-ALL-CCI-22773-RDC, US 6167 1793 3324 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 9704 9629 CHINAMOBILE-CN China Mobile Communications Grou 8151 4963 4253 UNINET, MX 11830 2007 1943 Instituto Costarricense de Electricidad y Telec 56047 1511 1463 CMNET-HUNAN-AP China Mobile communications corp 56041 1476 1403 CMNET-ZHEJIANG-AP China Mobile communications c 209 1689 1381 CENTURYLINK-US-LEGACY-QWEST, US 56046 1546 1374 CMNET-JIANGSU-AP China Mobile communications co 6167 1793 1362 CELLCO-PART, US 367 2503 1324 DNIC-ASBLK-00306-00371, 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 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 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 /12:137 /13:193 /14:522 /15:1028 /16:7086 /17:3394 /18:3872 /19:7299 /20:11294 /21:14458 /22:26626 /23:25987 /24:140568 /25:41 /26:52 /27:34 /28:19 /29:16 /30:11 /31:0 /32:9 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2438 4963 UNINET, MX 16509 2146 10518 AMAZON-02, US 11830 1704 2007 Instituto Costarricense de Electricidad y Telecom., CR 22773 1401 1861 ASN-CXA-ALL-CCI-22773-RDC, US 7018 1312 2887 ATT-INTERNET4, US 209 955 1689 CENTURYLINK-US-LEGACY-QWEST, US 6167 883 1793 CELLCO-PART, US 10620 833 1384 Telmex Colombia S.A., CO 19901 803 952 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) ---------------------------------------------- 1:18 2:302 3:407 4:5 5:670 6:148 7:5 8:699 11:171 12:1027 13:302 14:112 15:289 16:225 17:6 18:829 20:194 21:4 22:188 23:2054 24:658 25:2 27:39 29:19 31:369 32:26 34:10 35:68 36:1196 37:691 38:1399 39:538 40:54 41:1179 42:104 43:189 44:40 45:3775 46:861 47:90 49:19 50:337 51:373 52:1365 54:275 55:942 56:8 57:19 58:33 59:33 60:17 61:58 62:497 63:789 64:1728 65:1040 66:1437 67:875 68:501 69:1036 70:315 71:209 72:555 74:896 75:414 76:219 77:351 78:322 79:221 80:315 81:371 82:305 83:180 84:344 85:467 86:221 87:199 88:249 89:845 90:101 91:1011 92:555 93:417 94:629 95:292 96:214 97:57 98:384 99:160 100:12 101:21 102:436 103:1328 104:911 105:160 106:3 107:796 108:436 109:395 110:24 111:1838 112:456 113:38 114:48 115:25 116:40 117:964 118:88 119:114 120:1106 121:37 122:88 123:76 124:58 125:18 128:482 129:322 130:627 131:963 132:571 133:196 134:463 135:106 136:444 137:536 138:986 139:455 140:655 141:454 142:802 143:762 144:407 145:79 146:595 147:485 148:721 149:655 150:309 151:611 152:672 153:136 154:663 155:734 156:723 157:370 158:427 159:680 160:821 161:624 162:878 163:400 164:733 165:811 166:580 167:655 168:1301 169:166 170:1546 171:105 172:1145 173:770 174:153 175:59 176:655 177:1243 178:427 179:819 180:66 181:1538 182:39 183:833 184:332 185:3244 186:1752 187:1153 188:699 189:1333 190:3942 191:467 192:4758 193:1928 194:1380 195:976 196:864 197:722 198:2472 199:4408 200:3316 201:3053 202:1143 203:687 204:2047 205:1933 206:1548 207:1378 208:1175 209:1779 210:353 211:444 212:959 213:739 214:1017 215:42 216:2373 217:458 218:527 219:38 220:32 221:300 222:20 223:641 End of report