IPv4 Routing Table Report 04:00 +10GMT Tue 31 May, 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: 899564
Prefixes after maximum aggregation (per Origin AS): 338992
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 433362
Total ASes present in the Internet Routing Table: 73188
Prefixes per ASN: 12.29
Origin-only ASes present in the Internet Routing Table: 62797
Origin ASes announcing only one prefix: 25755
Transit ASes present in the Internet Routing Table: 10391
Transit-only ASes present in the Internet Routing Table: 383
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 68
Max AS path prepend of ASN ( 37447) 64
Prefixes from unregistered ASNs in the Routing Table: 919
Number of instances of unregistered ASNs: 926
Number of 32-bit ASNs allocated by the RIRs: 39500
Number of 32-bit ASNs visible in the Routing Table: 32726
Prefixes from 32-bit ASNs in the Routing Table: 154290
Number of bogon 32-bit ASNs visible in the Routing Table: 242
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 501
Number of addresses announced to Internet: 3065989504
Equivalent to 182 /8s, 191 /16s and 73 /24s
Percentage of available address space announced: 82.8
Percentage of allocated address space announced: 82.8
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: 305569
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 235382
Total APNIC prefixes after maximum aggregation: 66923
APNIC Deaggregation factor: 3.52
Prefixes being announced from the APNIC address blocks: 230592
Unique aggregates announced from the APNIC address blocks: 95113
APNIC Region origin ASes present in the Internet Routing Table: 12679
APNIC Prefixes per ASN: 18.19
APNIC Region origin ASes announcing only one prefix: 3630
APNIC Region transit ASes present in the Internet Routing Table: 1763
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 31
Number of APNIC region 32-bit ASNs visible in the Routing Table: 7885
Number of APNIC addresses announced to Internet: 773932032
Equivalent to 46 /8s, 33 /16s and 68 /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: 262454
Total ARIN prefixes after maximum aggregation: 120430
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 262214
Unique aggregates announced from the ARIN address blocks: 126274
ARIN Region origin ASes present in the Internet Routing Table: 19037
ARIN Prefixes per ASN: 13.77
ARIN Region origin ASes announcing only one prefix: 6907
ARIN Region transit ASes present in the Internet Routing Table: 1941
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4509
Number of ARIN addresses announced to Internet: 1293408768
Equivalent to 77 /8s, 23 /16s and 218 /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: 258085
Total RIPE prefixes after maximum aggregation: 117901
RIPE Deaggregation factor: 2.19
Prefixes being announced from the RIPE address blocks: 255584
Unique aggregates announced from the RIPE address blocks: 151122
RIPE Region origin ASes present in the Internet Routing Table: 28111
RIPE Prefixes per ASN: 9.09
RIPE Region origin ASes announcing only one prefix: 12003
RIPE Region transit ASes present in the Internet Routing Table: 3971
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 40
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10694
Number of RIPE addresses announced to Internet: 714093952
Equivalent to 42 /8s, 144 /16s and 53 /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: 114832
Total LACNIC prefixes after maximum aggregation: 27610
LACNIC Deaggregation factor: 4.16
Prefixes being announced from the LACNIC address blocks: 114659
Unique aggregates announced from the LACNIC address blocks: 48655
LACNIC Region origin ASes present in the Internet Routing Table: 10959
LACNIC Prefixes per ASN: 10.46
LACNIC Region origin ASes announcing only one prefix: 2652
LACNIC Region transit ASes present in the Internet Routing Table: 2214
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 54
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8674
Number of LACNIC addresses announced to Internet: 176538880
Equivalent to 10 /8s, 133 /16s and 197 /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: 27892
Total AfriNIC prefixes after maximum aggregation: 5445
AfriNIC Deaggregation factor: 5.12
Prefixes being announced from the AfriNIC address blocks: 36014
Unique aggregates announced from the AfriNIC address blocks: 11784
AfriNIC Region origin ASes present in the Internet Routing Table: 1635
AfriNIC Prefixes per ASN: 22.03
AfriNIC Region origin ASes announcing only one prefix: 563
AfriNIC Region transit ASes present in the Internet Routing Table: 328
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 68
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 964
Number of AfriNIC addresses announced to Internet: 107730688
Equivalent to 6 /8s, 107 /16s and 215 /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 9201 8880 38 CHINAMOBILE-CN China Mobile Communicati
7545 5929 789 695 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4701 4192 75 ERX-CERNET-BKB China Education and Rese
7552 3570 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3485 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3426 1880 56 VNPT-AS-VN VNPT Corp, VN
4766 2493 11121 601 KIXS-AS-KR Korea Telecom, KR
9498 2410 499 236 BBIL-AP BHARTI Airtel Ltd., IN
45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute
4755 2122 424 213 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 6503 10363 2825 AMAZON-02, US
11492 4515 299 659 CABLEONE, US
22773 3916 3070 363 ASN-CXA-ALL-CCI-22773-RDC, US
7155 3901 264 31 VIASAT-SP-BACKBONE, US
16625 3531 1818 2526 AKAMAI-AS, US
6327 3442 1319 65 SHAW, CA
749 2867 50793 2125 DNIC-AS-00749, US
30036 2625 374 158 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2446 4961 419 CENTURYLINK-US-LEGACY-QWEST, US
20115 2250 3050 492 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 6829 1730 150 UNI2-AS, ES
9121 6736 1692 17 TTNET, TR
8551 3975 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3974 3360 204 AKAMAI-ASN1, NL
39891 3819 220 34 ALJAWWALSTC-AS, SA
12389 2948 2273 907 ROSTELECOM-AS, RU
6849 2874 355 21 UKRTELNET, UA
9009 2475 246 1280 M247, GB
34984 2241 357 629 TELLCOM-AS, TR
47331 2087 327 1601 TTNET, TR
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 10661 3404 554 Uninet S.A. de C.V., MX
10620 3483 519 736 Telmex Colombia S.A., CO
11830 2438 369 63 Instituto Costarricense de Electricidad
13999 1833 302 472 Mega Cable, S.A. de C.V., MX
6503 1449 355 527 Axtel, S.A.B. de C.V., MX
28573 1379 2333 255 CLARO S.A., BR
3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1077 369 21 Telefonica del Peru S.A.A., PE
11664 1024 192 443 Techtel LMDS Comunicaciones Interactiva
11172 958 133 61 Alestra, S. de R.L. de C.V., MX
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 1655 393 21 LINKdotNET-AS, EG
24835 1472 519 32 RAYA-AS, EG
36992 1314 1519 263 ETISALAT-MISR, EG
36903 1199 545 114 MT-MPLS, MA
29571 955 65 63 ORANGE-COTE-IVOIRE, CI
36935 775 520 42 Vodafone-, EG
6713 611 1863 34 IAM-AS, MA
15399 517 51 37 WANANCHI-, KE
37342 464 32 1 MOVITEL, MZ
23889 423 232 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 10661 3404 554 Uninet S.A. de C.V., MX
9808 9201 8880 38 CHINAMOBILE-CN China Mobile Communicati
12479 6829 1730 150 UNI2-AS, ES
9121 6736 1692 17 TTNET, TR
16509 6503 10363 2825 AMAZON-02, US
7545 5929 789 695 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4701 4192 75 ERX-CERNET-BKB China Education and Rese
11492 4515 299 659 CABLEONE, US
8551 3975 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3974 3360 204 AKAMAI-ASN1, NL
Complete listing at https://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9201 9163 CHINAMOBILE-CN China Mobile Communications Grou
9121 6736 6719 TTNET, TR
12479 6829 6679 UNI2-AS, ES
7545 5929 5234 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4701 4626 ERX-CERNET-BKB China Education and Research Net
8551 3975 3936 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7155 3901 3870 VIASAT-SP-BACKBONE, US
11492 4515 3856 CABLEONE, US
39891 3819 3785 ALJAWWALSTC-AS, SA
20940 3974 3770 AKAMAI-ASN1, NL
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
65454 PRIVATE 1.9.206.0/24 4788 TMNET-AS-AP TM Net, Internet
398083 UNALLOCATED 5.133.124.0/24 399587 UT, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, 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
23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US
23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG
23.185.16.0/24 Origin: 399244 BLOOM-HOST, US
23.185.16.0/24 Transit: 13335 CLOUDFLARENET, US
23.185.17.0/24 Origin: 399244 BLOOM-HOST, US
23.185.17.0/24 Transit: 13335 CLOUDFLARENET, 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
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 /10:41 /11:99 /12:301
/13:590 /14:1209 /15:2055 /16:13530 /17:8287 /18:13878
/19:25164 /20:44023 /21:52219 /22:108579 /23:96289 /24:532461
/25:810 /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 5890 6736 TTNET, TR
12479 5802 6829 UNI2-AS, ES
8151 4381 10661 Uninet S.A. de C.V., MX
8551 3441 3975 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 3418 4515 CABLEONE, US
6327 3250 3442 SHAW, CA
39891 3131 3819 ALJAWWALSTC-AS, SA
7155 2991 3901 VIASAT-SP-BACKBONE, US
22773 2919 3916 ASN-CXA-ALL-CCI-22773-RDC, US
6849 2730 2874 UKRTELNET, UA
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1928 2:1019 3:156 4:6 5:3796 6:103
7:5 8:1566 9:1 11:173 12:1703 13:295
14:2383 15:202 16:42 17:384 18:164 20:212
21:4 22:188 23:5657 24:2330 25:6 27:2606
29:19 31:2437 32:95 34:4 35:82 36:1782
37:4454 38:2903 39:707 40:152 41:3947 42:1112
43:2194 44:291 45:16087 46:4139 47:324 49:1690
50:2168 51:108 52:1436 54:372 55:752 56:8
57:58 58:1754 59:1164 60:956 61:2263 62:2531
63:1941 64:5535 65:2337 66:4860 67:2978 68:1192
69:4179 70:1332 71:685 72:3053 74:2651 75:1393
76:586 77:2186 78:3918 79:3108 80:1998 81:1750
82:1497 83:1210 84:1365 85:3678 86:713 87:1968
88:2757 89:3319 90:535 91:7610 92:2011 93:2594
94:3502 95:4819 96:1309 97:349 98:999 99:737
100:77 101:1045 102:2063 103:29146 104:4427 105:458
106:876 107:2523 108:843 109:4264 110:2041 111:3309
112:2035 113:1538 114:1487 115:1980 116:1918 117:2506
118:2319 119:1837 120:1696 121:1076 122:2579 123:2101
124:1588 125:2126 128:1243 129:1096 130:978 131:2054
132:771 133:378 134:1906 135:291 136:880 137:862
138:2432 139:1510 140:863 141:1430 142:1292 143:1445
144:1205 145:347 146:1818 147:1466 148:2224 149:1730
150:850 151:1078 152:1849 153:459 154:3477 155:1422
156:1839 157:1241 158:1046 159:2207 160:2525 161:1278
162:3461 163:1273 164:1659 165:1606 166:727 167:1715
168:3785 169:838 170:4484 171:831 172:3187 173:3126
174:1024 175:1125 176:3593 177:4653 178:3550 179:2040
180:2291 181:2999 182:3252 183:1955 184:2371 185:19531
186:4259 187:3794 188:3885 189:3281 190:8891 191:1314
192:11014 193:8621 194:7022 195:4966 196:2978 197:2383
198:5997 199:6044 200:7570 201:5727 202:10504 203:10032
204:4543 205:3432 206:3756 207:3388 208:4021 209:4666
210:4307 211:2459 212:4033 213:3424 214:1149 215:67
216:6467 217:2671 218:1292 219:572 220:1949 221:980
222:843 223:2162
End of report