[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Mar 25 21:13:53 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Tue 25 Mar, 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: 977992
Prefixes after maximum aggregation (per Origin AS): 374469
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 475702
Number of IPv4 prefixes with a valid ROA: 537861
Number of IPv4 prefixes with an invalid ROA: 141
Number of IPv4 prefixes with no ROA: 439990
Total ASes present in the Internet Routing Table: 76687
Prefixes per ASN: 12.75
Origin-only ASes present in the Internet Routing Table: 65734
Origin ASes announcing only one prefix: 26885
Transit ASes present in the Internet Routing Table: 10953
Transit-only ASes present in the Internet Routing Table: 544
Paths with bogon ASNs present in the IPv4 Routing Table: 20
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 60
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 986
Number of instances of unregistered ASNs: 991
Number of 32-bit ASNs allocated by the RIRs: 46134
Number of 32-bit ASNs visible in the Routing Table: 37999
Prefixes from 32-bit ASNs in the Routing Table: 199981
Number of bogon 32-bit ASNs visible in the Routing Table: 28
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 485
Number of addresses announced to Internet: 3108193024
Equivalent to 185 /8s, 67 /16s and 67 /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: 320822
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255422
Total APNIC prefixes after maximum aggregation: 76237
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247157
Unique aggregates announced from the APNIC address blocks: 102437
APNIC Region origin ASes present in the Internet Routing Table: 14543
APNIC Prefixes per ASN: 16.99
APNIC Region origin ASes announcing only one prefix: 4445
APNIC Region transit ASes present in the Internet Routing Table: 1961
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 49
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10053
Number of APNIC addresses announced to Internet: 748846080
Equivalent to 44 /8s, 162 /16s and 124 /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: 289854
Total ARIN prefixes after maximum aggregation: 128662
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 290555
Unique aggregates announced from the ARIN address blocks: 136710
ARIN Region origin ASes present in the Internet Routing Table: 19232
ARIN Prefixes per ASN: 15.11
ARIN Region origin ASes announcing only one prefix: 7036
ARIN Region transit ASes present in the Internet Routing Table: 1978
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 28
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5167
Number of ARIN addresses announced to Internet: 1350227968
Equivalent to 80 /8s, 122 /16s and 216 /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: 272907
Total RIPE prefixes after maximum aggregation: 132941
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271182
Unique aggregates announced from the RIPE address blocks: 173662
RIPE Region origin ASes present in the Internet Routing Table: 28866
RIPE Prefixes per ASN: 9.39
RIPE Region origin ASes announcing only one prefix: 12035
RIPE Region transit ASes present in the Internet Routing Table: 3977
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12336
Number of RIPE addresses announced to Internet: 732282624
Equivalent to 43 /8s, 165 /16s and 191 /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: 123801
Total LACNIC prefixes after maximum aggregation: 29264
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120405
Unique aggregates announced from the LACNIC address blocks: 48893
LACNIC Region origin ASes present in the Internet Routing Table: 11221
LACNIC Prefixes per ASN: 10.73
LACNIC Region origin ASes announcing only one prefix: 2673
LACNIC Region transit ASes present in the Internet Routing Table: 2476
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 34
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9171
Number of LACNIC addresses announced to Internet: 171624704
Equivalent to 10 /8s, 58 /16s and 201 /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: 35022
Total AfriNIC prefixes after maximum aggregation: 6747
AfriNIC Deaggregation factor: 5.19
Prefixes being announced from the AfriNIC address blocks: 48207
Unique aggregates announced from the AfriNIC address blocks: 13590
AfriNIC Region origin ASes present in the Internet Routing Table: 1909
AfriNIC Prefixes per ASN: 25.25
AfriNIC Region origin ASes announcing only one prefix: 696
AfriNIC Region transit ASes present in the Internet Routing Table: 377
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272
Number of AfriNIC addresses announced to Internet: 104971008
Equivalent to 6 /8s, 65 /16s and 187 /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 10331 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4222 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7552 3912 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3261 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2839 847 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2152 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 12970 39646 3984 AMAZON-02, US
11492 4675 310 585 CABLEONE, US
7155 4174 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
174 3607 8766 961 COGENT-174, US
22773 3601 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3114 1311 2245 AKAMAI-AS, US
396982 2945 3664 458 GOOGLE-CLOUD-PLATFORM, US
30036 2576 357 354 MEDIACOM-ENTERPRISE-BUSINESS, 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 7744 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4017 3395 129 AKAMAI-ASN1, NL
9009 3760 325 1948 M247, RO
12389 3020 2303 890 ROSTELECOM-AS, RU
34984 2365 360 583 TELLCOM-AS, TR
212238 2055 147 1515 CDNEXT, GB
8452 1615 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1489 98 747 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 11883 3245 579 UNINET, MX
10620 3523 486 970 Telmex Colombia S.A., CO
13999 2510 539 369 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 781 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1194 371 22 Telefonica del Peru S.A.A., PE
11664 1165 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1070 359 174 Axtel, S.A.B. de C.V., MX
22884 1050 70 377 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
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 1703 599 30 RAYA-AS, EG
24863 1618 389 18 LINKdotNET-AS, EG
29571 1567 102 23 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
37069 903 1083 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
36914 535 82 3 KENET-AS, 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 12970 39646 3984 AMAZON-02, US
8151 11883 3245 579 UNINET, MX
9808 10331 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7744 1714 145 UNI2-AS, ES
7545 6216 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4675 310 585 CABLEONE, US
18403 4222 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4215 530 273 BBIL-AP BHARTI Airtel Ltd., IN
7155 4174 286 83 VIASAT-SP-BACKBONE, US
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 11883 11304 UNINET, MX
9808 10331 10243 CHINAMOBILE-CN China Mobile Communications Grou
12479 7744 7599 UNI2-AS, ES
7545 6216 5558 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4222 4197 FPT-AS-AP FPT Telecom Company, VN
7155 4174 4091 VIASAT-SP-BACKBONE, US
11492 4675 4090 CABLEONE, US
9498 4215 3942 BBIL-AP BHARTI Airtel Ltd., IN
20940 4017 3888 AKAMAI-ASN1, NL
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
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
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
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /9:16 /10:41 /11:93 /12:303
/13:584 /14:1226 /15:2168 /16:13969 /17:8312 /18:13753
/19:24640 /20:43810 /21:51757 /22:112104 /23:101449 /24:603750
/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 6677 7744 UNI2-AS, ES
8151 6081 11883 UNINET, MX
11492 3528 4675 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 3121 4174 VIASAT-SP-BACKBONE, US
22773 2719 3601 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2331 12970 AMAZON-02, US
30036 2234 2576 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2185 3523 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)
----------------------------------------------
1:2320 2:1533 3:599 4:10 5:4575 6:163
7:6 8:1551 9:1 11:172 12:1372 13:351
14:2509 15:351 16:279 17:362 18:915 20:463
21:4 22:188 23:7364 24:3023 25:2 27:2753
29:19 31:3208 32:37 34:79 35:207 36:2401
37:4702 38:8865 39:899 40:154 41:4159 42:1915
43:2554 44:357 45:18431 46:4952 47:288 49:1982
50:1894 51:586 52:1552 54:301 55:1041 56:11
57:253 58:2196 59:1222 60:1169 61:2772 62:2906
63:1833 64:5496 65:2126 66:4620 67:3013 68:1145
69:3959 70:1163 71:622 72:2863 74:2812 75:1661
76:612 77:2687 78:1874 79:1671 80:2194 81:2020
82:2937 83:1417 84:1818 85:3365 86:1046 87:2154
88:1313 89:4330 90:783 91:8325 92:2788 93:2883
94:4025 95:4273 96:1426 97:315 98:1015 99:739
100:71 101:1048 102:3701 103:32137 104:4816 105:749
106:998 107:2618 108:1200 109:3965 110:2224 111:3324
112:2036 113:1783 114:1942 115:2158 116:2035 117:2746
118:2859 119:1943 120:1873 121:1363 122:2742 123:2182
124:1563 125:2853 126:86 128:1580 129:957 130:1278
131:1900 132:781 133:451 134:1529 135:328 136:1280
137:1290 138:2881 139:1609 140:1564 141:1477 142:1814
143:1648 144:1049 145:482 146:2159 147:2093 148:2616
149:2891 150:1247 151:2037 152:2094 153:571 154:7917
155:1623 156:3240 157:1914 158:1264 159:2430 160:3549
161:1936 162:3711 163:1965 164:1692 165:2204 166:1421
167:1879 168:4043 169:797 170:5098 171:1005 172:4466
173:3233 174:919 175:1280 176:3677 177:4725 178:3816
179:2324 180:2586 181:4038 182:3370 183:2046 184:2309
185:21511 186:5115 187:4413 188:4220 189:4186 190:9634
191:1536 192:11177 193:9432 194:7786 195:5556 196:3263
197:3659 198:6190 199:8396 200:8168 201:6278 202:10399
203:10609 204:4567 205:3675 206:4634 207:3548 208:4187
209:5227 210:4564 211:2527 212:4514 213:3753 214:1049
215:46 216:6564 217:3098 218:1327 219:375 220:2083
221:1048 222:720 223:2317
End of report
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