[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jun 13 21:13:18 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Fri 13 Jun, 2025
IPv4 BGP Table (Global) as seen at AARNET (Brisbane).
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/
Analysis Summary
----------------
BGP routing table entries examined: 986465
Prefixes after maximum aggregation (per Origin AS): 380466
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 482184
Number of IPv4 prefixes with a valid ROA: 550255
Number of IPv4 prefixes with an invalid ROA: 150
Number of IPv4 prefixes with no ROA: 436060
Total ASes present in the Internet Routing Table: 76887
Prefixes per ASN: 12.83
Origin-only ASes present in the Internet Routing Table: 65864
Origin ASes announcing only one prefix: 26875
Transit ASes present in the Internet Routing Table: 11023
Transit-only ASes present in the Internet Routing Table: 557
Paths with bogon ASNs present in the IPv4 Routing Table: 25
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 52
Max AS path prepend of ASN (139693) 35
Prefixes from unregistered ASNs in the Routing Table: 1136
Number of instances of unregistered ASNs: 1170
Number of 32-bit ASNs allocated by the RIRs: 46641
Number of 32-bit ASNs visible in the Routing Table: 38357
Prefixes from 32-bit ASNs in the Routing Table: 203631
Number of bogon 32-bit ASNs visible in the Routing Table: 96
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 449
Number of addresses announced to Internet: 3109889024
Equivalent to 185 /8s, 93 /16s and 36 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 323006
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258745
Total APNIC prefixes after maximum aggregation: 77239
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 250079
Unique aggregates announced from the APNIC address blocks: 104251
APNIC Region origin ASes present in the Internet Routing Table: 14615
APNIC Prefixes per ASN: 17.11
APNIC Region origin ASes announcing only one prefix: 4449
APNIC Region transit ASes present in the Internet Routing Table: 1963
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 39
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10142
Number of APNIC addresses announced to Internet: 748833536
Equivalent to 44 /8s, 162 /16s and 75 /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, 131072-155961
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: 291306
Total ARIN prefixes after maximum aggregation: 131342
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 293162
Unique aggregates announced from the ARIN address blocks: 139394
ARIN Region origin ASes present in the Internet Routing Table: 19227
ARIN Prefixes per ASN: 15.25
ARIN Region origin ASes announcing only one prefix: 7023
ARIN Region transit ASes present in the Internet Routing Table: 1997
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 34
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5227
Number of ARIN addresses announced to Internet: 1352704768
Equivalent to 80 /8s, 160 /16s and 163 /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, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 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: 275452
Total RIPE prefixes after maximum aggregation: 134848
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 274042
Unique aggregates announced from the RIPE address blocks: 175652
RIPE Region origin ASes present in the Internet Routing Table: 28926
RIPE Prefixes per ASN: 9.47
RIPE Region origin ASes announcing only one prefix: 12044
RIPE Region transit ASes present in the Internet Routing Table: 3993
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12490
Number of RIPE addresses announced to Internet: 731237632
Equivalent to 43 /8s, 149 /16s and 205 /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,
53/8, 57/8, 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: 124211
Total LACNIC prefixes after maximum aggregation: 29571
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 120524
Unique aggregates announced from the LACNIC address blocks: 48958
LACNIC Region origin ASes present in the Internet Routing Table: 11260
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2660
LACNIC Region transit ASes present in the Internet Routing Table: 2506
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9213
Number of LACNIC addresses announced to Internet: 171830272
Equivalent to 10 /8s, 61 /16s and 236 /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: 35615
Total AfriNIC prefixes after maximum aggregation: 6715
AfriNIC Deaggregation factor: 5.30
Prefixes being announced from the AfriNIC address blocks: 48208
Unique aggregates announced from the AfriNIC address blocks: 13531
AfriNIC Region origin ASes present in the Internet Routing Table: 1923
AfriNIC Prefixes per ASN: 25.07
AfriNIC Region origin ASes announcing only one prefix: 699
AfriNIC Region transit ASes present in the Internet Routing Table: 377
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet: 105074688
Equivalent to 6 /8s, 67 /16s and 80 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 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 11080 8758 100 CHINAMOBILE-CN China Mobile Communication
7545 6172 847 650 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4474 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4310 534 305 BBIL-AP BHARTI Airtel Ltd., IN
7552 3923 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3695 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3272 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2886 856 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4755 2175 434 193 TATACOMM-AS TATA Communications formerly
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13703 40941 5246 AMAZON-02, US
11492 4762 316 595 CABLEONE, US
7155 3862 286 85 VIASAT-SP-BACKBONE, US
6327 3635 1320 81 SHAW, CA
22773 3608 3037 212 ASN-CXA-ALL-CCI-22773-RDC, US
174 3543 8745 880 COGENT-174, US
749 3229 54783 2480 DNIC-AS-00749, US
396982 3186 3854 426 GOOGLE-CLOUD-PLATFORM, US
16625 3139 1313 2258 AKAMAI-AS, US
36352 2816 230 857 AS-COLOCROSSING, US
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7697 1713 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4067 3395 127 AKAMAI-ASN1, NL
9009 3887 358 2090 M247, RO
12389 3106 2304 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2402 361 579 TELLCOM-AS, TR
212238 2271 166 1658 CDNEXT, GB
8452 1631 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1414 94 738 CLOUVIDER Clouvider - Global ASN, GB
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12195 3254 578 UNINET, MX
10620 3501 481 1018 Telmex Colombia S.A., CO
13999 2493 541 357 Mega Cable, S.A. de C.V., MX
11830 1990 369 64 Instituto Costarricense de Electricidad y
28573 1371 2436 266 Claro NXT Telecomunicacoes Ltda, BR
3816 1340 787 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1204 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1200 371 22 Telefonica del Peru S.A.A., PE
22884 1063 70 376 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1041 373 162 Axtel, S.A.B. de C.V., MX
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1820 644 27 RAYA-AS, EG
24863 1633 389 17 LINKdotNET-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1431 1519 280 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1066 523 47 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 562 82 3 KENET-AS, KE
15399 530 56 53 WANANCHI-, KE
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13703 40941 5246 AMAZON-02, US
8151 12195 3254 578 UNINET, MX
9808 11080 8758 100 CHINAMOBILE-CN China Mobile Communication
12479 7697 1713 148 UNI2-AS, ES
7545 6172 847 650 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4762 316 595 CABLEONE, US
18403 4474 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4310 534 305 BBIL-AP BHARTI Airtel Ltd., IN
20940 4067 3395 127 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 12195 11617 UNINET, MX
9808 11080 10980 CHINAMOBILE-CN China Mobile Communications Grou
12479 7697 7549 UNI2-AS, ES
7545 6172 5522 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4474 4449 FPT-AS-AP FPT Telecom Company, VN
11492 4762 4167 CABLEONE, US
9498 4310 4005 BBIL-AP BHARTI Airtel Ltd., IN
20940 4067 3940 AKAMAI-ASN1, NL
7552 3923 3897 VIETEL-AS-AP Viettel Group, VN
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
398728 UNALLOCATED 8.10.134.0/24 174 COGENT-174, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
394804 UNALLOCATED 8.33.225.0/24 3356 LEVEL3, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/AARNET/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/AARNET/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.140.52.0/24 Origin: 32591 CANOPS, CA
23.140.52.0/24 Transit: 19523 BH-TELECOM-CORP, CA
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
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:41 /11:92 /12:300
/13:584 /14:1220 /15:2162 /16:13909 /17:8263 /18:13693
/19:24580 /20:44024 /21:51770 /22:112162 /23:102832 /24:610802
/25:0 /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
12479 6617 7697 UNI2-AS, ES
8151 6413 12195 UNINET, MX
11492 3559 4762 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3431 3635 SHAW, CA
7155 2821 3862 VIASAT-SP-BACKBONE, US
22773 2736 3608 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2379 13703 AMAZON-02, US
30036 2250 2592 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2188 3501 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2367 2:1517 3:818 4:10 5:4747 6:162
7:6 8:1572 9:1 11:172 12:1345 13:454
14:2520 15:360 16:285 17:378 18:922 20:545
21:4 22:188 23:7640 24:2871 25:2 27:2780
29:19 31:3295 32:36 33:1 34:80 35:256
36:3088 37:4588 38:9352 39:907 40:166 41:4188
42:2007 43:2613 44:384 45:18593 46:5135 47:317
49:1941 50:1892 51:591 52:1567 54:328 55:1090
56:11 57:268 58:2219 59:1183 60:1171 61:2797
62:2935 63:1801 64:5473 65:2064 66:4673 67:3069
68:1157 69:3945 70:1137 71:633 72:2830 74:2801
75:1515 76:616 77:2717 78:1900 79:1719 80:2226
81:2066 82:3166 83:1451 84:1877 85:3461 86:1081
87:2146 88:1333 89:4420 90:770 91:8406 92:2730
93:2917 94:4021 95:4357 96:1467 97:311 98:1022
99:698 100:73 101:1411 102:3843 103:32271 104:5143
105:766 106:1034 107:2688 108:1244 109:4091 110:2228
111:3273 112:2129 113:1803 114:1989 115:2141 116:2060
117:2572 118:2884 119:1910 120:2000 121:1381 122:2779
123:2202 124:1585 125:2860 126:91 128:1619 129:952
130:1309 131:2020 132:781 133:449 134:1528 135:350
136:1351 137:1307 138:2833 139:1601 140:1602 141:1509
142:1901 143:1839 144:1123 145:544 146:2185 147:2105
148:2705 149:2888 150:1253 151:1972 152:2094 153:578
154:7452 155:1747 156:2999 157:1920 158:1324 159:2493
160:3607 161:1856 162:3857 163:2214 164:1854 165:1982
166:1495 167:1962 168:4018 169:799 170:5121 171:1023
172:4480 173:3331 174:927 175:1304 176:3700 177:4695
178:3716 179:2309 180:2637 181:4058 182:3445 183:2099
184:2126 185:21604 186:5196 187:4495 188:4256 189:4277
190:9605 191:1488 192:11318 193:9484 194:7815 195:5547
196:3290 197:3660 198:6208 199:8517 200:8226 201:6372
202:10291 203:10657 204:4581 205:3643 206:4490 207:3618
208:4279 209:5169 210:4610 211:2535 212:4582 213:3742
214:1027 215:48 216:6781 217:3173 218:1355 219:389
220:2085 221:1139 222:725 223:2466
End of report
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