[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jul 9 21:13:27 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Wed 09 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: 985623
Prefixes after maximum aggregation (per Origin AS): 382231
Deaggregation factor: 2.58
Unique aggregates announced (without unneeded subnets): 485060
Number of IPv4 prefixes with a valid ROA: 554608
Number of IPv4 prefixes with an invalid ROA: 142
Number of IPv4 prefixes with no ROA: 430873
Total ASes present in the Internet Routing Table: 76959
Prefixes per ASN: 12.81
Origin-only ASes present in the Internet Routing Table: 65924
Origin ASes announcing only one prefix: 26895
Transit ASes present in the Internet Routing Table: 11035
Transit-only ASes present in the Internet Routing Table: 551
Paths with bogon ASNs present in the IPv4 Routing Table: 39
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 78
Max AS path prepend of ASN (133647) 73
Prefixes from unregistered ASNs in the Routing Table: 1129
Number of instances of unregistered ASNs: 1165
Number of 32-bit ASNs allocated by the RIRs: 46764
Number of 32-bit ASNs visible in the Routing Table: 38508
Prefixes from 32-bit ASNs in the Routing Table: 204764
Number of bogon 32-bit ASNs visible in the Routing Table: 111
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 432
Number of addresses announced to Internet: 3105787648
Equivalent to 185 /8s, 30 /16s and 143 /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: 322611
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 260742
Total APNIC prefixes after maximum aggregation: 77630
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 251593
Unique aggregates announced from the APNIC address blocks: 104692
APNIC Region origin ASes present in the Internet Routing Table: 14691
APNIC Prefixes per ASN: 17.13
APNIC Region origin ASes announcing only one prefix: 4476
APNIC Region transit ASes present in the Internet Routing Table: 1976
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 78
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10217
Number of APNIC addresses announced to Internet: 749197568
Equivalent to 44 /8s, 167 /16s and 217 /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: 291541
Total ARIN prefixes after maximum aggregation: 131819
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 293320
Unique aggregates announced from the ARIN address blocks: 140420
ARIN Region origin ASes present in the Internet Routing Table: 19218
ARIN Prefixes per ASN: 15.26
ARIN Region origin ASes announcing only one prefix: 7018
ARIN Region transit ASes present in the Internet Routing Table: 1990
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: 5245
Number of ARIN addresses announced to Internet: 1349180416
Equivalent to 80 /8s, 106 /16s and 220 /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: 276109
Total RIPE prefixes after maximum aggregation: 135691
RIPE Deaggregation factor: 2.03
Prefixes being announced from the RIPE address blocks: 275034
Unique aggregates announced from the RIPE address blocks: 176729
RIPE Region origin ASes present in the Internet Routing Table: 28925
RIPE Prefixes per ASN: 9.51
RIPE Region origin ASes announcing only one prefix: 12033
RIPE Region transit ASes present in the Internet Routing Table: 3983
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12530
Number of RIPE addresses announced to Internet: 731249152
Equivalent to 43 /8s, 149 /16s and 250 /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: 124458
Total LACNIC prefixes after maximum aggregation: 29699
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 120822
Unique aggregates announced from the LACNIC address blocks: 49082
LACNIC Region origin ASes present in the Internet Routing Table: 11276
LACNIC Prefixes per ASN: 10.71
LACNIC Region origin ASes announcing only one prefix: 2667
LACNIC Region transit ASes present in the Internet Routing Table: 2521
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9228
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: 31644
Total AfriNIC prefixes after maximum aggregation: 6628
AfriNIC Deaggregation factor: 4.77
Prefixes being announced from the AfriNIC address blocks: 44421
Unique aggregates announced from the AfriNIC address blocks: 13754
AfriNIC Region origin ASes present in the Internet Routing Table: 1924
AfriNIC Prefixes per ASN: 23.09
AfriNIC Region origin ASes announcing only one prefix: 701
AfriNIC Region transit ASes present in the Internet Routing Table: 382
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1288
Number of AfriNIC addresses announced to Internet: 104712448
Equivalent to 6 /8s, 61 /16s and 201 /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 11762 8759 114 CHINAMOBILE-CN China Mobile Communication
7545 6148 840 623 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4454 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4358 535 312 BBIL-AP BHARTI Airtel Ltd., IN
7552 3925 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3701 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3279 1868 100 VNPT-AS-VN VNPT Corp, VN
24560 2902 862 519 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2581 811 178 CMNET-JIANGSU-AP China Mobile communicati
4755 2182 434 193 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 13645 40960 5256 AMAZON-02, US
11492 4787 317 605 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 82 SHAW, CA
22773 3604 3039 210 ASN-CXA-ALL-CCI-22773-RDC, US
174 3481 8771 863 COGENT-174, US
749 3225 54767 2476 DNIC-AS-00749, US
396982 3193 3854 430 GOOGLE-CLOUD-PLATFORM, US
16625 3121 1312 2254 AKAMAI-AS, US
4155 2842 216 1731 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 7665 1713 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4075 3395 127 AKAMAI-ASN1, NL
9009 3786 360 2111 M247, RO
12389 3119 2305 883 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2402 361 582 TELLCOM-AS, TR
212238 2346 167 1714 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1568 1852 14 TE-AS TE-AS, EG
62240 1421 95 756 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 12282 3255 575 UNINET, MX
10620 3509 481 1020 Telmex Colombia S.A., CO
13999 2531 538 353 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1368 2435 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1344 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1196 371 22 Telefonica del Peru S.A.A., PE
11664 1188 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1063 70 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1023 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
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36903 1249 554 96 MT-MPLS, MA
36935 778 522 45 Vodafone-, EG
36992 768 1409 237 ETISALAT-MISR, EG
24835 716 633 33 RAYA-AS, EG
37069 600 1112 11 MOBINIL, EG
36914 573 82 3 KENET-AS, KE
20011 568 154 212 INTERNET-SOLUTIONS, ZA
24863 552 388 20 LINKdotNET-AS, EG
15399 531 56 54 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 13645 40960 5256 AMAZON-02, US
8151 12282 3255 575 UNINET, MX
9808 11762 8759 114 CHINAMOBILE-CN China Mobile Communication
12479 7665 1713 148 UNI2-AS, ES
7545 6148 840 623 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4787 317 605 CABLEONE, US
18403 4454 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4358 535 312 BBIL-AP BHARTI Airtel Ltd., IN
20940 4075 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 12282 11707 UNINET, MX
9808 11762 11648 CHINAMOBILE-CN China Mobile Communications Grou
12479 7665 7517 UNI2-AS, ES
7545 6148 5525 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4454 4429 FPT-AS-AP FPT Telecom Company, VN
11492 4787 4182 CABLEONE, US
9498 4358 4046 BBIL-AP BHARTI Airtel Ltd., IN
20940 4075 3948 AKAMAI-ASN1, NL
7552 3925 3898 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
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
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
23.140.216.0/24 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
23.147.224.0/24 Origin: 27392 639-DATACENTERS, US
23.147.224.0/24 Transit: 3356 LEVEL3, US
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
/13:580 /14:1203 /15:2149 /16:13764 /17:8243 /18:13439
/19:24464 /20:43352 /21:51632 /22:110569 /23:102883 /24:612883
/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 6589 7665 UNI2-AS, ES
8151 6504 12282 UNINET, MX
11492 3581 4787 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3433 3636 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2733 3604 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2343 13645 AMAZON-02, US
30036 2269 2611 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2196 3509 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)
----------------------------------------------
1:2398 2:1529 3:843 4:10 5:4751 6:162
7:6 8:1558 9:1 11:172 12:1342 13:450
14:2552 15:364 16:285 17:378 18:897 20:556
21:4 22:188 23:7744 24:2726 25:2 27:2799
29:19 31:3318 32:35 33:1 34:80 35:259
36:3501 37:4585 38:9387 39:908 40:236 41:4026
42:1947 43:2659 44:374 45:18497 46:5102 47:333
49:1884 50:1892 51:591 52:1554 54:321 55:1099
56:11 57:273 58:2188 59:1187 60:1174 61:2790
62:2867 63:1800 64:5525 65:2059 66:4727 67:3109
68:1121 69:3959 70:1107 71:631 72:2873 74:2794
75:1514 76:608 77:2760 78:1917 79:1717 80:2186
81:2073 82:3160 83:1446 84:1845 85:3463 86:1085
87:2141 88:1346 89:4416 90:775 91:8411 92:2749
93:2946 94:4056 95:4401 96:1488 97:310 98:1001
99:696 100:72 101:1182 102:3856 103:32249 104:5229
105:743 106:976 107:2657 108:1258 109:4157 110:2234
111:3251 112:2213 113:1841 114:1963 115:2210 116:2058
117:2592 118:2987 119:1913 120:2108 121:1329 122:2787
123:2227 124:1630 125:2878 126:91 128:1606 129:963
130:1303 131:2048 132:780 133:450 134:1578 135:349
136:1427 137:1320 138:2838 139:1593 140:1632 141:1516
142:1894 143:1963 144:1163 145:555 146:2177 147:2101
148:2712 149:2938 150:1227 151:2211 152:2072 153:591
154:7610 155:1774 156:3101 157:1933 158:1344 159:2512
160:3620 161:1856 162:3874 163:2246 164:1867 165:2069
166:1504 167:2017 168:3984 169:785 170:5121 171:1005
172:4454 173:3358 174:928 175:1325 176:3705 177:4716
178:3940 179:2331 180:2604 181:4102 182:3496 183:2124
184:2126 185:21547 186:5234 187:4624 188:4265 189:4315
190:9639 191:1478 192:11308 193:9470 194:7763 195:5550
196:3267 197:3138 198:6203 199:8540 200:8201 201:6390
202:10349 203:10661 204:4596 205:3670 206:4529 207:3624
208:4294 209:5160 210:4618 211:2563 212:4560 213:3789
214:1023 215:46 216:6773 217:3155 218:1361 219:393
220:2143 221:1178 222:714 223:2593
End of report
More information about the ren-bgp-stats-all
mailing list