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IPv4 Routing Table Report 04:00 +10GMT Fri 28 Jan, 2022
BGP Table (Global) as seen in Japan.
Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 887046 Prefixes after maximum aggregation (per Origin AS): 333926 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 426834 Total ASes present in the Internet Routing Table: 72716 Prefixes per ASN: 12.20 Origin-only ASes present in the Internet Routing Table: 62396 Origin ASes announcing only one prefix: 25723 Transit ASes present in the Internet Routing Table: 10320 Transit-only ASes present in the Internet Routing Table: 372 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 53 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 934 Number of instances of unregistered ASNs: 937 Number of 32-bit ASNs allocated by the RIRs: 38407 Number of 32-bit ASNs visible in the Routing Table: 31975 Prefixes from 32-bit ASNs in the Routing Table: 148655 Number of bogon 32-bit ASNs visible in the Routing Table: 21 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 546 Number of addresses announced to Internet: 3068737920 Equivalent to 182 /8s, 233 /16s and 57 /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: 99.5 Total number of prefixes smaller than registry allocations: 300147
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 233431 Total APNIC prefixes after maximum aggregation: 65674 APNIC Deaggregation factor: 3.55 Prefixes being announced from the APNIC address blocks: 228206 Unique aggregates announced from the APNIC address blocks: 93954 APNIC Region origin ASes present in the Internet Routing Table: 12317 APNIC Prefixes per ASN: 18.53 APNIC Region origin ASes announcing only one prefix: 3523 APNIC Region transit ASes present in the Internet Routing Table: 1716 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7500 Number of APNIC addresses announced to Internet: 774642432 Equivalent to 46 /8s, 44 /16s and 27 /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: 258015 Total ARIN prefixes after maximum aggregation: 118806 ARIN Deaggregation factor: 2.17 Prefixes being announced from the ARIN address blocks: 258064 Unique aggregates announced from the ARIN address blocks: 123209 ARIN Region origin ASes present in the Internet Routing Table: 18939 ARIN Prefixes per ASN: 13.63 ARIN Region origin ASes announcing only one prefix: 6855 ARIN Region transit ASes present in the Internet Routing Table: 1955 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4314 Number of ARIN addresses announced to Internet: 1295847936 Equivalent to 77 /8s, 61 /16s and 18 /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: 252971 Total RIPE prefixes after maximum aggregation: 116071 RIPE Deaggregation factor: 2.18 Prefixes being announced from the RIPE address blocks: 249444 Unique aggregates announced from the RIPE address blocks: 148717 RIPE Region origin ASes present in the Internet Routing Table: 28188 RIPE Prefixes per ASN: 8.85 RIPE Region origin ASes announcing only one prefix: 12132 RIPE Region transit ASes present in the Internet Routing Table: 3978 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10631 Number of RIPE addresses announced to Internet: 713277056 Equivalent to 42 /8s, 131 /16s and 190 /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: 114291 Total LACNIC prefixes after maximum aggregation: 27321 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 115016 Unique aggregates announced from the LACNIC address blocks: 48603 LACNIC Region origin ASes present in the Internet Routing Table: 10921 LACNIC Prefixes per ASN: 10.53 LACNIC Region origin ASes announcing only one prefix: 2665 LACNIC Region transit ASes present in the Internet Routing Table: 2200 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 53 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8610 Number of LACNIC addresses announced to Internet: 176426240 Equivalent to 10 /8s, 132 /16s and 13 /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: 27404 Total AfriNIC prefixes after maximum aggregation: 5363 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 35770 Unique aggregates announced from the AfriNIC address blocks: 11866 AfriNIC Region origin ASes present in the Internet Routing Table: 1589 AfriNIC Prefixes per ASN: 22.51 AfriNIC Region origin ASes announcing only one prefix: 548 AfriNIC Region transit ASes present in the Internet Routing Table: 310 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 42 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 920 Number of AfriNIC addresses announced to Internet: 108199424 Equivalent to 6 /8s, 114 /16s and 254 /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 9070 8886 46 CHINAMOBILE-CN China Mobile Communicati 7545 5859 788 691 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4681 4192 74 ERX-CERNET-BKB China Education and Rese 7552 3606 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3480 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3433 1880 57 VNPT-AS-VN VNPT Corp, VN 4766 2523 11121 604 KIXS-AS-KR Korea Telecom, KR 9498 2269 476 233 BBIL-AP BHARTI Airtel Ltd., IN 45090 2170 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2118 429 198 TATACOMM-AS TATA Communications formerl
Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 16509 6145 10140 2630 AMAZON-02, US 11492 4527 300 793 CABLEONE, US 22773 3986 3028 368 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3951 264 30 VIASAT-SP-BACKBONE, US 16625 3662 1890 2566 AKAMAI-AS, US 6327 3361 1318 63 SHAW, CA 749 2887 50780 2143 DNIC-AS-00749, US 30036 2612 374 131 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2506 4962 428 CENTURYLINK-US-LEGACY-QWEST, US 20115 2248 3035 507 CHARTER-20115, US
Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 12479 6786 1718 153 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 8551 3999 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3873 3347 210 AKAMAI-ASN1, NL 39891 3274 188 25 ALJAWWALSTC-AS, SA 12389 2956 2286 904 ROSTELECOM-AS, RU 9009 2508 258 1304 M247, GB 34984 2220 357 603 TELLCOM-AS, TR 47331 1963 313 1495 TTNET, TR 58224 1788 927 583 TCI, IR
Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 10719 3408 575 Uninet S.A. de C.V., MX 10620 3456 520 709 Telmex Colombia S.A., CO 11830 2462 369 62 Instituto Costarricense de Electricidad 13999 1648 283 467 Mega Cable, S.A. de C.V., MX 6503 1440 354 524 Axtel, S.A.B. de C.V., MX 28573 1398 2328 253 CLARO S.A., BR 3816 1247 658 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 26615 1135 2350 139 TIM SA, BR 6147 1094 369 21 Telefonica del Peru S.A.A., PE 11664 1002 191 448 Techtel LMDS Comunicaciones Interactiva
Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 1595 393 21 LINKdotNET-AS, EG 24835 1524 515 32 RAYA-AS, EG 36992 1296 1518 262 ETISALAT-MISR, EG 36903 1195 543 114 MT-MPLS, MA 29571 876 63 60 ORANGE-COTE-IVOIRE, CI 36935 735 521 39 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 518 50 33 WANANCHI-, KE 37342 468 32 1 MOVITEL, MZ 23889 428 232 16 MauritiusTelecom, MU
Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 10719 3408 575 Uninet S.A. de C.V., MX 9808 9070 8886 46 CHINAMOBILE-CN China Mobile Communicati 12479 6786 1718 153 UNI2-AS, ES 9121 6709 1692 17 TTNET, TR 16509 6145 10140 2630 AMAZON-02, US 7545 5859 788 691 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4681 4192 74 ERX-CERNET-BKB China Education and Rese 11492 4527 300 793 CABLEONE, US 8551 3999 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3986 3028 368 ASN-CXA-ALL-CCI-22773-RDC, US
Complete listing at https://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary -----------------------------------------
ASN No of nets Net Savings Description 9808 9070 9024 CHINAMOBILE-CN China Mobile Communications Grou 9121 6709 6692 TTNET, TR 12479 6786 6633 UNI2-AS, ES 7545 5859 5168 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4681 4607 ERX-CERNET-BKB China Education and Research Net 8551 3999 3960 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3951 3921 VIASAT-SP-BACKBONE, US 11492 4527 3734 CABLEONE, US 20940 3873 3663 AKAMAI-ASN1, NL 22773 3986 3618 ASN-CXA-ALL-CCI-22773-RDC, US
Complete listing at https://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, 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 32848 UNALLOCATED 8.28.72.0/24 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 33652 CMCS, US
Complete listing at https://thyme.apnic.net/current/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://thyme.apnic.net/current/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 23.252.160.0/24 Origin: 398968 GROUP-IID-01, US 23.252.160.0/24 Transit: 174 COGENT-174, US 23.252.161.0/24 Origin: 398968 GROUP-IID-01, US 23.252.161.0/24 Transit: 174 COGENT-174, US 23.252.163.0/24 Origin: 398968 GROUP-IID-01, US 23.252.163.0/24 Transit: 174 COGENT-174, US 23.252.164.0/24 Origin: 398968 GROUP-IID-01, US 23.252.164.0/24 Transit: 174 COGENT-174, US
Complete listing at https://thyme.apnic.net/current/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 /10:40 /11:102 /12:305 /13:591 /14:1207 /15:2032 /16:13575 /17:8342 /18:13864 /19:25127 /20:43250 /21:51994 /22:108263 /23:95381 /24:522153 /25:791 /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 9121 5884 6709 TTNET, TR 12479 5742 6786 UNI2-AS, ES 8151 4557 10719 Uninet S.A. de C.V., MX 8551 3464 3999 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3456 4527 CABLEONE, US 6327 3172 3361 SHAW, CA 7155 3041 3951 VIASAT-SP-BACKBONE, US 22773 2978 3986 ASN-CXA-ALL-CCI-22773-RDC, US 39891 2810 3274 ALJAWWALSTC-AS, SA 30036 2267 2612 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1911 2:1004 3:153 4:7 5:3719 6:102 7:5 8:1552 9:1 11:172 12:1705 13:408 14:2376 15:153 16:39 17:374 18:128 20:167 21:4 22:188 23:5413 24:2346 25:4 27:2595 29:19 31:2405 32:104 34:1 35:52 36:1731 37:3934 38:2508 39:736 40:150 41:3860 42:1061 43:2089 44:293 45:15959 46:3862 47:303 49:1635 50:1897 51:107 52:1346 54:294 55:731 56:8 57:55 58:1769 59:1140 60:959 61:2262 62:2419 63:1947 64:5359 65:2309 66:4909 67:2922 68:1182 69:4168 70:1344 71:672 72:3062 74:2634 75:1515 76:715 77:2134 78:3811 79:3101 80:1924 81:1660 82:1460 83:1195 84:1322 85:3562 86:706 87:1888 88:2624 89:3135 90:496 91:7517 92:1897 93:2597 94:3247 95:4492 96:1314 97:345 98:993 99:863 100:75 101:1050 102:1918 103:28073 104:4121 105:462 106:848 107:2460 108:760 109:4189 110:2050 111:3258 112:1967 113:1534 114:1532 115:1956 116:1886 117:2495 118:2319 119:1833 120:1669 121:1028 122:2545 123:2115 124:1609 125:2068 128:1355 129:1194 130:918 131:2092 132:754 133:368 134:1939 135:287 136:854 137:856 138:2459 139:1214 140:876 141:1347 142:1251 143:1439 144:1232 145:336 146:1761 147:1482 148:2213 149:1659 150:845 151:1085 152:1818 153:447 154:3683 155:1372 156:1853 157:1220 158:1011 159:2021 160:2390 161:1292 162:3429 163:1209 164:1675 165:1547 166:622 167:1685 168:3672 169:691 170:4331 171:820 172:3015 173:3044 174:1014 175:1127 176:3514 177:4582 178:3029 179:1991 180:2285 181:2857 182:3219 183:1919 184:2400 185:19254 186:4273 187:3589 188:3792 189:3253 190:8890 191:1305 192:10987 193:8514 194:6945 195:4964 196:2901 197:2352 198:6010 199:5995 200:7481 201:5737 202:10478 203:10020 204:4527 205:3382 206:3840 207:3382 208:3998 209:4609 210:4231 211:2454 212:3932 213:3382 214:1159 215:64 216:6381 217:2616 218:1231 219:600 220:1952 221:988 222:858 223:2171
End of report
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