IPv4 Routing Table Report 08:00 +10GMT Wed 01 Jun, 2022
BGP Table (Global) as seen in London.
Report Website: https://thyme.apnic.net
Detailed Analysis: https://thyme.apnic.net/london/
Analysis Summary
----------------
BGP routing table entries examined: 883395
Prefixes after maximum aggregation (per Origin AS): 336029
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 432981
Number of IPv4 prefixes with a valid ROA: 327547
Number of IPv4 prefixes with an invalid ROA: 1187
Number of IPv4 prefixes with no ROA: 554661
Total ASes present in the Internet Routing Table: 73004
Prefixes per ASN: 12.10
Origin-only ASes present in the Internet Routing Table: 62695
Origin ASes announcing only one prefix: 25746
Transit ASes present in the Internet Routing Table: 10309
Transit-only ASes present in the Internet Routing Table: 387
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 55
Max AS path prepend of ASN ( 28590) 51
Prefixes from unregistered ASNs in the Routing Table: 889
Number of instances of unregistered ASNs: 893
Number of 32-bit ASNs allocated by the RIRs: 39499
Number of 32-bit ASNs visible in the Routing Table: 32700
Prefixes from 32-bit ASNs in the Routing Table: 154006
Number of bogon 32-bit ASNs visible in the Routing Table: 16
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 505
Number of addresses announced to Internet: 3064805632
Equivalent to 182 /8s, 173 /16s and 57 /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: 297294
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 228700
Total APNIC prefixes after maximum aggregation: 66121
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 223940
Unique aggregates announced from the APNIC address blocks: 94970
APNIC Region origin ASes present in the Internet Routing Table: 12591
APNIC Prefixes per ASN: 17.79
APNIC Region origin ASes announcing only one prefix: 3610
APNIC Region transit ASes present in the Internet Routing Table: 1734
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 7867
Number of APNIC addresses announced to Internet: 773274368
Equivalent to 46 /8s, 23 /16s and 59 /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: 261183
Total ARIN prefixes after maximum aggregation: 120026
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 260977
Unique aggregates announced from the ARIN address blocks: 126163
ARIN Region origin ASes present in the Internet Routing Table: 18969
ARIN Prefixes per ASN: 13.76
ARIN Region origin ASes announcing only one prefix: 6913
ARIN Region transit ASes present in the Internet Routing Table: 1866
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 36
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4486
Number of ARIN addresses announced to Internet: 1293236224
Equivalent to 77 /8s, 21 /16s and 56 /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: 249953
Total RIPE prefixes after maximum aggregation: 116401
RIPE Deaggregation factor: 2.15
Prefixes being announced from the RIPE address blocks: 247500
Unique aggregates announced from the RIPE address blocks: 151092
RIPE Region origin ASes present in the Internet Routing Table: 28092
RIPE Prefixes per ASN: 8.81
RIPE Region origin ASes announcing only one prefix: 11994
RIPE Region transit ASes present in the Internet Routing Table: 3995
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 34
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10702
Number of RIPE addresses announced to Internet: 713953536
Equivalent to 42 /8s, 142 /16s and 17 /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: 114617
Total LACNIC prefixes after maximum aggregation: 27354
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 114443
Unique aggregates announced from the LACNIC address blocks: 48644
LACNIC Region origin ASes present in the Internet Routing Table: 10954
LACNIC Prefixes per ASN: 10.45
LACNIC Region origin ASes announcing only one prefix: 2657
LACNIC Region transit ASes present in the Internet Routing Table: 2220
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8671
Number of LACNIC addresses announced to Internet: 176366848
Equivalent to 10 /8s, 131 /16s and 37 /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: 28053
Total AfriNIC prefixes after maximum aggregation: 5465
AfriNIC Deaggregation factor: 5.13
Prefixes being announced from the AfriNIC address blocks: 36030
Unique aggregates announced from the AfriNIC address blocks: 11696
AfriNIC Region origin ASes present in the Internet Routing Table: 1646
AfriNIC Prefixes per ASN: 21.89
AfriNIC Region origin ASes announcing only one prefix: 572
AfriNIC Region transit ASes present in the Internet Routing Table: 333
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 974
Number of AfriNIC addresses announced to Internet: 107687168
Equivalent to 6 /8s, 107 /16s and 45 /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 9200 8879 35 CHINAMOBILE-CN China Mobile Communicati
7545 5928 785 693 TPG-INTERNET-AP TPG Telecom Limited, AU
7552 3570 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3492 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3428 1880 56 VNPT-AS-VN VNPT Corp, VN
9498 2410 499 236 BBIL-AP BHARTI Airtel Ltd., IN
4766 2250 11119 595 KIXS-AS-KR Korea Telecom, KR
45090 2134 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute
4755 2122 424 213 TATACOMM-AS TATA Communications formerl
24560 2056 853 384 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
Complete listing at https://thyme.apnic.net/london/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 6499 10362 2826 AMAZON-02, US
11492 4516 299 658 CABLEONE, US
22773 3913 3070 362 ASN-CXA-ALL-CCI-22773-RDC, US
7155 3901 264 31 VIASAT-SP-BACKBONE, US
16625 3526 1815 2523 AKAMAI-AS, US
6327 3441 1319 64 SHAW, CA
749 2866 50792 2124 DNIC-AS-00749, US
30036 2619 373 188 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2441 4961 417 CENTURYLINK-US-LEGACY-QWEST, US
20115 2248 3050 492 CHARTER-20115, US
Complete listing at https://thyme.apnic.net/london/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 6811 1730 150 UNI2-AS, ES
8551 3985 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3944 3360 193 AKAMAI-ASN1, NL
39891 3821 221 35 ALJAWWALSTC-AS, SA
12389 2896 2273 906 ROSTELECOM-AS, RU
6849 2873 355 21 UKRTELNET, UA
9009 2474 246 1279 M247, GB
34984 2242 357 630 TELLCOM-AS, TR
58224 1844 938 616 TCI, IR
13188 1610 100 27 TRIOLAN, UA
Complete listing at https://thyme.apnic.net/london/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 10666 3402 557 Uninet S.A. de C.V., MX
10620 3485 519 731 Telmex Colombia S.A., CO
11830 2438 369 63 Instituto Costarricense de Electricidad
13999 1837 303 473 Mega Cable, S.A. de C.V., MX
6503 1446 355 526 Axtel, S.A.B. de C.V., MX
28573 1367 2333 255 CLARO S.A., BR
3816 1256 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/london/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1656 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 957 65 64 ORANGE-COTE-IVOIRE, CI
36935 775 520 42 Vodafone-, EG
6713 611 1863 34 IAM-AS, MA
15399 513 51 34 WANANCHI-, KE
37342 464 32 1 MOVITEL, MZ
23889 420 232 16 MauritiusTelecom, MU
Complete listing at https://thyme.apnic.net/london/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 10666 3402 557 Uninet S.A. de C.V., MX
9808 9200 8879 35 CHINAMOBILE-CN China Mobile Communicati
12479 6811 1730 150 UNI2-AS, ES
16509 6499 10362 2826 AMAZON-02, US
7545 5928 785 693 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4516 299 658 CABLEONE, US
8551 3985 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3944 3360 193 AKAMAI-ASN1, NL
22773 3913 3070 362 ASN-CXA-ALL-CCI-22773-RDC, US
7155 3901 264 31 VIASAT-SP-BACKBONE, US
Complete listing at https://thyme.apnic.net/london/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9200 9165 CHINAMOBILE-CN China Mobile Communications Grou
12479 6811 6661 UNI2-AS, ES
7545 5928 5235 TPG-INTERNET-AP TPG Telecom Limited, AU
8551 3985 3946 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7155 3901 3870 VIASAT-SP-BACKBONE, US
11492 4516 3858 CABLEONE, US
39891 3821 3786 ALJAWWALSTC-AS, SA
20940 3944 3751 AKAMAI-ASN1, NL
16509 6499 3673 AMAZON-02, US
22773 3913 3551 ASN-CXA-ALL-CCI-22773-RDC, US
Complete listing at https://thyme.apnic.net/london/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
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
17033 UNALLOCATED 8.48.225.0/24 3356 LEVEL3, US
Complete listing at https://thyme.apnic.net/london/data-badAS
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/london/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 /11:99 /12:301
/13:587 /14:1199 /15:2089 /16:13483 /17:8231 /18:13748
/19:24803 /20:42633 /21:50730 /22:107055 /23:94688 /24:523674
/25:0 /26:1 /27:0 /28:0 /29:1 /30:4
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
12479 5787 6811 UNI2-AS, ES
8151 4386 10666 Uninet S.A. de C.V., MX
8551 3451 3985 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 3419 4516 CABLEONE, US
6327 3250 3441 SHAW, CA
39891 3133 3821 ALJAWWALSTC-AS, SA
7155 2991 3901 VIASAT-SP-BACKBONE, US
22773 2916 3913 ASN-CXA-ALL-CCI-22773-RDC, US
6849 2729 2873 UKRTELNET, UA
30036 2277 2619 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://thyme.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1921 2:1018 3:156 4:6 5:3815 6:104
7:5 8:1527 9:1 11:172 12:1703 13:292
14:2373 15:201 16:41 17:383 18:163 20:212
21:4 22:188 23:5639 24:2311 25:6 27:2600
29:19 31:2441 32:92 34:4 35:82 36:1799
37:4453 38:2905 39:707 40:152 41:3969 42:1113
43:2170 44:292 45:16038 46:4136 47:297 49:1674
50:2166 51:108 52:1434 54:373 55:751 56:8
57:59 58:1688 59:1109 60:956 61:2254 62:2526
63:1936 64:5510 65:2331 66:4824 67:2974 68:1192
69:4165 70:1330 71:684 72:3056 74:2637 75:1393
76:587 77:2167 78:1846 79:3117 80:2001 81:1609
82:1506 83:1204 84:1349 85:2929 86:711 87:1967
88:1124 89:3309 90:531 91:7595 92:2011 93:2575
94:3483 95:3887 96:1308 97:349 98:1000 99:736
100:77 101:1273 102:2110 103:29039 104:4423 105:458
106:875 107:2522 108:832 109:4254 110:2016 111:3257
112:2034 113:1473 114:1478 115:1960 116:1894 117:2507
118:2327 119:1849 120:1670 121:1021 122:2511 123:2084
124:1529 125:2060 128:1192 129:1079 130:967 131:2048
132:793 133:378 134:1898 135:291 136:881 137:861
138:2422 139:1510 140:857 141:1411 142:1285 143:1436
144:1211 145:347 146:1802 147:1463 148:2219 149:1725
150:841 151:1078 152:1846 153:460 154:3450 155:1425
156:1749 157:1245 158:1046 159:2209 160:2534 161:1277
162:3456 163:1274 164:1648 165:1614 166:719 167:1735
168:3759 169:840 170:4454 171:829 172:3191 173:3108
174:1024 175:1133 176:3593 177:4671 178:3506 179:2044
180:2321 181:2977 182:3202 183:1954 184:2368 185:19518
186:4251 187:3799 188:3872 189:3277 190:8850 191:1294
192:10993 193:8605 194:7011 195:4934 196:2982 197:2381
198:5942 199:6014 200:7482 201:5700 202:10102 203:9991
204:4534 205:3417 206:3684 207:3331 208:3999 209:4642
210:4123 211:2343 212:4005 213:3417 214:1153 215:67
216:6457 217:2676 218:1269 219:407 220:1675 221:967
222:652 223:2120
End of report
