[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Mar 21 21:13:51 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Fri 21 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: 977987
Prefixes after maximum aggregation (per Origin AS): 374188
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 475629
Number of IPv4 prefixes with a valid ROA: 537938
Number of IPv4 prefixes with an invalid ROA: 143
Number of IPv4 prefixes with no ROA: 439906
Total ASes present in the Internet Routing Table: 76675
Prefixes per ASN: 12.75
Origin-only ASes present in the Internet Routing Table: 65746
Origin ASes announcing only one prefix: 26863
Transit ASes present in the Internet Routing Table: 10929
Transit-only ASes present in the Internet Routing Table: 542
Paths with bogon ASNs present in the IPv4 Routing Table: 25
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: 1023
Number of instances of unregistered ASNs: 1033
Number of 32-bit ASNs allocated by the RIRs: 46125
Number of 32-bit ASNs visible in the Routing Table: 37992
Prefixes from 32-bit ASNs in the Routing Table: 199883
Number of bogon 32-bit ASNs visible in the Routing Table: 44
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 515
Number of addresses announced to Internet: 3108589312
Equivalent to 185 /8s, 73 /16s and 79 /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: 320879
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255486
Total APNIC prefixes after maximum aggregation: 76152
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247189
Unique aggregates announced from the APNIC address blocks: 102504
APNIC Region origin ASes present in the Internet Routing Table: 14539
APNIC Prefixes per ASN: 17.00
APNIC Region origin ASes announcing only one prefix: 4434
APNIC Region transit ASes present in the Internet Routing Table: 1950
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: 10050
Number of APNIC addresses announced to Internet: 748792064
Equivalent to 44 /8s, 161 /16s and 169 /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: 289858
Total ARIN prefixes after maximum aggregation: 128604
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 290555
Unique aggregates announced from the ARIN address blocks: 136795
ARIN Region origin ASes present in the Internet Routing Table: 19234
ARIN Prefixes per ASN: 15.11
ARIN Region origin ASes announcing only one prefix: 7033
ARIN Region transit ASes present in the Internet Routing Table: 1985
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: 5173
Number of ARIN addresses announced to Internet: 1350402048
Equivalent to 80 /8s, 125 /16s and 128 /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: 272976
Total RIPE prefixes after maximum aggregation: 132803
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 271240
Unique aggregates announced from the RIPE address blocks: 173463
RIPE Region origin ASes present in the Internet Routing Table: 28858
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12035
RIPE Region transit ASes present in the Internet Routing Table: 3970
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: 12325
Number of RIPE addresses announced to Internet: 732431104
Equivalent to 43 /8s, 168 /16s and 3 /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: 123721
Total LACNIC prefixes after maximum aggregation: 29245
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120369
Unique aggregates announced from the LACNIC address blocks: 48881
LACNIC Region origin ASes present in the Internet Routing Table: 11212
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2665
LACNIC Region transit ASes present in the Internet Routing Table: 2468
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: 9169
Number of LACNIC addresses announced to Internet: 171586304
Equivalent to 10 /8s, 58 /16s and 51 /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: 34923
Total AfriNIC prefixes after maximum aggregation: 6754
AfriNIC Deaggregation factor: 5.17
Prefixes being announced from the AfriNIC address blocks: 48118
Unique aggregates announced from the AfriNIC address blocks: 13556
AfriNIC Region origin ASes present in the Internet Routing Table: 1913
AfriNIC Prefixes per ASN: 25.15
AfriNIC Region origin ASes announcing only one prefix: 696
AfriNIC Region transit ASes present in the Internet Routing Table: 375
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: 1275
Number of AfriNIC addresses announced to Internet: 105127168
Equivalent to 6 /8s, 68 /16s and 29 /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 10327 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6212 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4328 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 3672 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3260 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 2149 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 12929 39638 3983 AMAZON-02, US
11492 4675 310 585 CABLEONE, US
7155 4174 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
22773 3600 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
174 3577 8766 959 COGENT-174, US
749 3259 54879 2506 DNIC-AS-00749, US
16625 3097 1307 2237 AKAMAI-AS, US
396982 2941 3660 454 GOOGLE-CLOUD-PLATFORM, US
30036 2571 357 374 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 7753 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4017 3395 129 AKAMAI-ASN1, NL
9009 3769 325 1953 M247, RO
12389 3001 2303 890 ROSTELECOM-AS, RU
34984 2368 360 584 TELLCOM-AS, TR
212238 2043 145 1502 CDNEXT, GB
8452 1613 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 11835 3241 582 UNINET, MX
10620 3523 486 970 Telmex Colombia S.A., CO
13999 2506 539 368 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 781 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1189 371 22 Telefonica del Peru S.A.A., PE
11664 1165 278 33 Techtel LMDS Comunicaciones Interactivas
6503 1067 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 1621 389 16 LINKdotNET-AS, EG
29571 1564 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 859 1083 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
36914 543 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 12929 39638 3983 AMAZON-02, US
8151 11835 3241 582 UNINET, MX
9808 10327 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7753 1714 145 UNI2-AS, ES
7545 6212 843 656 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4675 310 585 CABLEONE, US
18403 4328 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 11835 11253 UNINET, MX
9808 10327 10239 CHINAMOBILE-CN China Mobile Communications Grou
12479 7753 7608 UNI2-AS, ES
7545 6212 5556 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4328 4303 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
/13:585 /14:1225 /15:2170 /16:13973 /17:8307 /18:13735
/19:24632 /20:43767 /21:51717 /22:112051 /23:101356 /24:603999
/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 6686 7753 UNI2-AS, ES
8151 6037 11835 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 2718 3600 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2327 12929 AMAZON-02, US
30036 2229 2571 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)
----------------------------------------------
1:2336 2:1530 3:598 4:10 5:4568 6:163
7:6 8:1553 9:1 11:172 12:1374 13:343
14:2508 15:351 16:279 17:362 18:920 20:463
21:4 22:188 23:7358 24:3020 25:2 27:2761
29:19 31:3209 32:37 34:79 35:208 36:2401
37:4705 38:8832 39:898 40:155 41:4206 42:1955
43:2562 44:356 45:18431 46:4988 47:288 49:1980
50:1889 51:590 52:1557 54:301 55:1074 56:9
57:253 58:2200 59:1207 60:1169 61:2777 62:2897
63:1837 64:5497 65:2123 66:4627 67:3014 68:1152
69:3967 70:1161 71:621 72:2865 74:2809 75:1658
76:612 77:2701 78:1877 79:1737 80:2191 81:2024
82:2871 83:1392 84:1820 85:3374 86:1040 87:2157
88:1315 89:4325 90:783 91:8319 92:2788 93:2891
94:4008 95:4271 96:1425 97:314 98:1019 99:737
100:71 101:1044 102:3661 103:32172 104:4823 105:748
106:998 107:2618 108:1204 109:4114 110:2213 111:3321
112:2036 113:1791 114:1941 115:2157 116:2038 117:2744
118:2873 119:1955 120:1876 121:1352 122:2744 123:2181
124:1564 125:2853 126:88 128:1583 129:960 130:1283
131:1886 132:782 133:451 134:1524 135:329 136:1276
137:1290 138:2892 139:1612 140:1552 141:1479 142:1821
143:1641 144:1044 145:482 146:2162 147:2097 148:2616
149:2892 150:1242 151:2037 152:2103 153:571 154:7883
155:1616 156:3296 157:1910 158:1253 159:2428 160:3563
161:1947 162:3709 163:1947 164:1691 165:2200 166:1414
167:1886 168:4071 169:795 170:5125 171:1004 172:4478
173:3230 174:919 175:1261 176:3670 177:4707 178:3819
179:2348 180:2581 181:4039 182:3372 183:2058 184:2312
185:21515 186:5150 187:4381 188:4217 189:4179 190:9622
191:1546 192:11184 193:9425 194:7764 195:5557 196:3251
197:3655 198:6184 199:8395 200:8132 201:6293 202:10391
203:10610 204:4548 205:3668 206:4638 207:3559 208:4194
209:5193 210:4565 211:2511 212:4511 213:3749 214:1052
215:48 216:6584 217:3098 218:1326 219:377 220:2078
221:1068 222:720 223:2318
End of report
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