[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jul 31 21:13:19 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Thu 31 Jul, 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: 992390
Prefixes after maximum aggregation (per Origin AS): 384277
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 488210
Number of IPv4 prefixes with a valid ROA: 558390
Number of IPv4 prefixes with an invalid ROA: 163
Number of IPv4 prefixes with no ROA: 433837
Total ASes present in the Internet Routing Table: 77063
Prefixes per ASN: 12.88
Origin-only ASes present in the Internet Routing Table: 65995
Origin ASes announcing only one prefix: 26932
Transit ASes present in the Internet Routing Table: 11068
Transit-only ASes present in the Internet Routing Table: 555
Paths with bogon ASNs present in the IPv4 Routing Table: 17
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 52
Max AS path prepend of ASN (212940) 45
Prefixes from unregistered ASNs in the Routing Table: 1098
Number of instances of unregistered ASNs: 1147
Number of 32-bit ASNs allocated by the RIRs: 46997
Number of 32-bit ASNs visible in the Routing Table: 38666
Prefixes from 32-bit ASNs in the Routing Table: 206312
Number of bogon 32-bit ASNs visible in the Routing Table: 108
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 447
Number of addresses announced to Internet: 3107461888
Equivalent to 185 /8s, 56 /16s and 27 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 323536
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 262973
Total APNIC prefixes after maximum aggregation: 78123
APNIC Deaggregation factor: 3.37
Prefixes being announced from the APNIC address blocks: 254092
Unique aggregates announced from the APNIC address blocks: 104995
APNIC Region origin ASes present in the Internet Routing Table: 14722
APNIC Prefixes per ASN: 17.26
APNIC Region origin ASes announcing only one prefix: 4489
APNIC Region transit ASes present in the Internet Routing Table: 1977
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 34
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10258
Number of APNIC addresses announced to Internet: 749256448
Equivalent to 44 /8s, 168 /16s and 191 /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: 292157
Total ARIN prefixes after maximum aggregation: 132265
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 293621
Unique aggregates announced from the ARIN address blocks: 141487
ARIN Region origin ASes present in the Internet Routing Table: 19251
ARIN Prefixes per ASN: 15.25
ARIN Region origin ASes announcing only one prefix: 7038
ARIN Region transit ASes present in the Internet Routing Table: 1987
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: 5267
Number of ARIN addresses announced to Internet: 1349401088
Equivalent to 80 /8s, 110 /16s and 58 /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: 276756
Total RIPE prefixes after maximum aggregation: 136473
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 275745
Unique aggregates announced from the RIPE address blocks: 178212
RIPE Region origin ASes present in the Internet Routing Table: 28963
RIPE Prefixes per ASN: 9.52
RIPE Region origin ASes announcing only one prefix: 12044
RIPE Region transit ASes present in the Internet Routing Table: 3998
Average RIPE Region AS path length visible: 4.5
Max RIPE Region AS path length visible: 49
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12599
Number of RIPE addresses announced to Internet: 732227584
Equivalent to 43 /8s, 164 /16s and 232 /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: 124677
Total LACNIC prefixes after maximum aggregation: 29884
LACNIC Deaggregation factor: 4.17
Prefixes being announced from the LACNIC address blocks: 121044
Unique aggregates announced from the LACNIC address blocks: 49158
LACNIC Region origin ASes present in the Internet Routing Table: 11265
LACNIC Prefixes per ASN: 10.75
LACNIC Region origin ASes announcing only one prefix: 2650
LACNIC Region transit ASes present in the Internet Routing Table: 2528
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 36
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9232
Number of LACNIC addresses announced to Internet: 171200000
Equivalent to 10 /8s, 52 /16s and 78 /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: 34729
Total AfriNIC prefixes after maximum aggregation: 6815
AfriNIC Deaggregation factor: 5.10
Prefixes being announced from the AfriNIC address blocks: 47440
Unique aggregates announced from the AfriNIC address blocks: 13981
AfriNIC Region origin ASes present in the Internet Routing Table: 1946
AfriNIC Prefixes per ASN: 24.38
AfriNIC Region origin ASes announcing only one prefix: 711
AfriNIC Region transit ASes present in the Internet Routing Table: 380
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 37
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1310
Number of AfriNIC addresses announced to Internet: 105124096
Equivalent to 6 /8s, 68 /16s and 17 /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 12380 8762 116 CHINAMOBILE-CN China Mobile Communication
7545 6138 837 624 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4539 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3908 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3676 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3283 1868 100 VNPT-AS-VN VNPT Corp, VN
24560 2913 864 512 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2886 811 177 CMNET-JIANGSU-AP China Mobile communicati
4755 2171 427 182 TATACOMM-AS TATA Communications formerly
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 13683 40975 5280 AMAZON-02, US
11492 4824 320 606 CABLEONE, US
7155 3855 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 82 SHAW, CA
174 3470 8770 859 COGENT-174, US
22773 3342 3029 165 ASN-CXA-ALL-CCI-22773-RDC, US
749 3222 54766 2473 DNIC-AS-00749, US
396982 3200 3856 434 GOOGLE-CLOUD-PLATFORM, US
16625 3061 1297 2225 AKAMAI-AS, US
4155 2894 219 1741 USDA-1, 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 7587 1712 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4027 3395 127 AKAMAI-ASN1, NL
9009 3822 362 2137 M247, RO
12389 3115 2315 869 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2404 361 584 TELLCOM-AS, TR
212238 2316 164 1685 CDNEXT, GB
13188 1605 100 37 TRIOLAN, UA
8452 1579 1852 14 TE-AS TE-AS, EG
203020 1523 191 672 HOSTROYALE, IN
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 12321 3272 576 UNINET, MX
10620 3480 473 1036 Telmex Colombia S.A., CO
13999 2520 511 357 Mega Cable, S.A. de C.V., MX
11830 1984 369 64 Instituto Costarricense de Electricidad y
28573 1371 2435 269 Claro NXT Telecomunicacoes Ltda, BR
3816 1351 788 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1188 371 22 Telefonica del Peru S.A.A., PE
22884 1074 71 374 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
11664 1072 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1022 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 1725 660 28 RAYA-AS, EG
29571 1604 102 51 ORANGE-COTE-IVOIRE, CI
36992 1367 1491 365 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
24863 1232 389 20 LINKdotNET-AS, EG
37069 1086 1112 11 MOBINIL, EG
36935 914 520 43 Vodafone-, EG
36914 573 82 3 KENET-AS, KE
20011 568 154 212 INTERNET-SOLUTIONS, ZA
15399 541 57 59 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 13683 40975 5280 AMAZON-02, US
9808 12380 8762 116 CHINAMOBILE-CN China Mobile Communication
8151 12321 3272 576 UNINET, MX
12479 7587 1712 148 UNI2-AS, ES
7545 6138 837 624 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4824 320 606 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4539 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN
20940 4027 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
9808 12380 12264 CHINAMOBILE-CN China Mobile Communications Grou
8151 12321 11745 UNINET, MX
12479 7587 7439 UNI2-AS, ES
7545 6138 5514 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4539 4514 FPT-AS-AP FPT Telecom Company, VN
11492 4824 4218 CABLEONE, US
9498 4464 4153 BBIL-AP BHARTI Airtel Ltd., IN
20940 4027 3900 AKAMAI-ASN1, NL
7552 3908 3881 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
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
398074 UNALLOCATED 8.28.115.0/24 32787 PROLEXIC-TECHNOLOGIES-D
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS
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: 21859 ZEN-ECN, US
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
23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA
23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US
23.143.4.0/24 Origin: 401866 MASTER-IT-SUPPORT, PR
23.143.4.0/24 Transit: 46962 HRCOM, PR
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 /12:298
/13:581 /14:1209 /15:2153 /16:13794 /17:8232 /18:13503
/19:24580 /20:44006 /21:51789 /22:112140 /23:103034 /24:616907
/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
8151 6540 12321 UNINET, MX
12479 6538 7587 UNI2-AS, ES
11492 3616 4824 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3433 3636 SHAW, CA
7155 2814 3855 VIASAT-SP-BACKBONE, US
22773 2494 3342 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2361 13683 AMAZON-02, US
30036 2288 2629 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2196 3480 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)
----------------------------------------------
1:2412 2:1527 3:857 4:10 5:4745 6:163
7:6 8:1547 9:1 11:172 12:1340 13:456
14:2572 15:368 16:286 17:377 18:898 20:561
21:4 22:188 23:7773 24:2726 25:2 27:2801
29:19 31:3346 32:35 33:1 34:80 35:263
36:4047 37:4563 38:9473 39:948 40:247 41:4245
42:2026 43:2692 44:379 45:18610 46:5083 47:336
49:1893 50:2029 51:591 52:1554 54:325 55:1094
56:11 57:274 58:2178 59:1295 60:1172 61:2883
62:2980 63:1790 64:5541 65:2152 66:4755 67:3107
68:1069 69:3906 70:1039 71:632 72:2846 74:2807
75:1507 76:610 77:2772 78:1917 79:1705 80:2204
81:2058 82:3190 83:1439 84:1894 85:3492 86:1093
87:2133 88:1342 89:4409 90:778 91:8419 92:2721
93:2950 94:4060 95:4424 96:1469 97:309 98:956
99:695 100:71 101:1219 102:3905 103:32273 104:5223
105:807 106:971 107:2657 108:1264 109:4180 110:2230
111:3428 112:2348 113:1845 114:1964 115:2237 116:2071
117:2631 118:2990 119:1911 120:2174 121:1334 122:2792
123:2237 124:1653 125:2876 126:91 128:1624 129:969
130:1312 131:2065 132:784 133:450 134:1600 135:351
136:1461 137:1318 138:2837 139:1596 140:1629 141:1520
142:1911 143:1963 144:1170 145:564 146:2182 147:2099
148:2728 149:2940 150:1273 151:2253 152:2074 153:590
154:7584 155:1857 156:3081 157:1950 158:1360 159:2524
160:3605 161:1901 162:3872 163:2247 164:1876 165:2424
166:1537 167:2010 168:3964 169:787 170:5134 171:998
172:4239 173:3389 174:919 175:1327 176:3732 177:4737
178:3931 179:2351 180:2587 181:4134 182:3550 183:2205
184:2082 185:21611 186:5250 187:4659 188:4266 189:4375
190:9557 191:1512 192:11340 193:9476 194:7778 195:5593
196:3287 197:3184 198:6233 199:8617 200:8227 201:6383
202:10384 203:10678 204:4668 205:3630 206:4502 207:3643
208:4281 209:5174 210:4698 211:2601 212:4559 213:3820
214:1027 215:48 216:6803 217:3256 218:1394 219:399
220:2143 221:1207 222:740 223:2711
End of report
More information about the ren-bgp-stats-all
mailing list