[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Apr 1 21:13:49 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Tue 01 Apr, 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: 977449
Prefixes after maximum aggregation (per Origin AS): 374804
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476233
Number of IPv4 prefixes with a valid ROA: 538268
Number of IPv4 prefixes with an invalid ROA: 141
Number of IPv4 prefixes with no ROA: 439040
Total ASes present in the Internet Routing Table: 76678
Prefixes per ASN: 12.75
Origin-only ASes present in the Internet Routing Table: 65728
Origin ASes announcing only one prefix: 26881
Transit ASes present in the Internet Routing Table: 10950
Transit-only ASes present in the Internet Routing Table: 548
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: 1013
Number of instances of unregistered ASNs: 1018
Number of 32-bit ASNs allocated by the RIRs: 46115
Number of 32-bit ASNs visible in the Routing Table: 38009
Prefixes from 32-bit ASNs in the Routing Table: 200189
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: 465
Number of addresses announced to Internet: 3107427072
Equivalent to 185 /8s, 55 /16s and 147 /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: 320811
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255565
Total APNIC prefixes after maximum aggregation: 76396
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247260
Unique aggregates announced from the APNIC address blocks: 102653
APNIC Region origin ASes present in the Internet Routing Table: 14541
APNIC Prefixes per ASN: 17.00
APNIC Region origin ASes announcing only one prefix: 4449
APNIC Region transit ASes present in the Internet Routing Table: 1952
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 55
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10053
Number of APNIC addresses announced to Internet: 748638720
Equivalent to 44 /8s, 159 /16s and 82 /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: 289072
Total ARIN prefixes after maximum aggregation: 128776
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 290360
Unique aggregates announced from the ARIN address blocks: 137191
ARIN Region origin ASes present in the Internet Routing Table: 19236
ARIN Prefixes per ASN: 15.09
ARIN Region origin ASes announcing only one prefix: 7041
ARIN Region transit ASes present in the Internet Routing Table: 1980
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: 5171
Number of ARIN addresses announced to Internet: 1349859072
Equivalent to 80 /8s, 117 /16s and 55 /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: 273290
Total RIPE prefixes after maximum aggregation: 133077
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271272
Unique aggregates announced from the RIPE address blocks: 173536
RIPE Region origin ASes present in the Internet Routing Table: 28862
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12028
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: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12347
Number of RIPE addresses announced to Internet: 732036096
Equivalent to 43 /8s, 161 /16s and 252 /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: 123629
Total LACNIC prefixes after maximum aggregation: 29216
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120299
Unique aggregates announced from the LACNIC address blocks: 48827
LACNIC Region origin ASes present in the Internet Routing Table: 11214
LACNIC Prefixes per ASN: 10.73
LACNIC Region origin ASes announcing only one prefix: 2664
LACNIC Region transit ASes present in the Internet Routing Table: 2461
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9166
Number of LACNIC addresses announced to Internet: 171671808
Equivalent to 10 /8s, 59 /16s and 129 /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: 34880
Total AfriNIC prefixes after maximum aggregation: 6717
AfriNIC Deaggregation factor: 5.19
Prefixes being announced from the AfriNIC address blocks: 47792
Unique aggregates announced from the AfriNIC address blocks: 13626
AfriNIC Region origin ASes present in the Internet Routing Table: 1907
AfriNIC Prefixes per ASN: 25.06
AfriNIC Region origin ASes announcing only one prefix: 699
AfriNIC Region transit ASes present in the Internet Routing Table: 382
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: 104992256
Equivalent to 6 /8s, 66 /16s and 14 /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 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6219 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
9498 4217 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4217 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3916 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3259 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2846 848 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2156 11520 621 KIXS-AS-KR Korea Telecom, KR
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 13009 39647 3999 AMAZON-02, US
11492 4677 310 583 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
174 3613 8766 963 COGENT-174, US
22773 3609 3054 222 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3115 1311 2249 AKAMAI-AS, US
396982 2947 3649 464 GOOGLE-CLOUD-PLATFORM, US
36352 2620 216 800 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 7719 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4019 3395 129 AKAMAI-ASN1, NL
9009 3762 325 1958 M247, RO
12389 3037 2303 888 ROSTELECOM-AS, RU
34984 2365 360 583 TELLCOM-AS, TR
212238 2070 147 1527 CDNEXT, GB
8452 1615 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1491 98 749 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 11902 3243 582 UNINET, MX
10620 3521 486 970 Telmex Colombia S.A., CO
13999 2505 538 367 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1352 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1332 783 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 21 Telefonica del Peru S.A.A., PE
11664 1166 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1050 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1049 374 163 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 1703 599 30 RAYA-AS, EG
24863 1620 389 18 LINKdotNET-AS, EG
29571 1566 102 23 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 915 1083 15 MOBINIL, EG
6713 561 1861 35 IAM-AS, MA
3741 519 661 319 IS, ZA
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 13009 39647 3999 AMAZON-02, US
8151 11902 3243 582 UNINET, MX
9808 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7719 1714 145 UNI2-AS, ES
7545 6219 843 658 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4677 310 583 CABLEONE, US
9498 4217 530 274 BBIL-AP BHARTI Airtel Ltd., IN
18403 4217 347 25 FPT-AS-AP FPT Telecom Company, VN
7155 4173 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 11902 11320 UNINET, MX
9808 10308 10219 CHINAMOBILE-CN China Mobile Communications Grou
12479 7719 7574 UNI2-AS, ES
7545 6219 5561 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4217 4192 FPT-AS-AP FPT Telecom Company, VN
11492 4677 4094 CABLEONE, US
7155 4173 4090 VIASAT-SP-BACKBONE, US
9498 4217 3943 BBIL-AP BHARTI Airtel Ltd., IN
20940 4019 3890 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
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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
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
23.136.188.0/24 Origin: 214483 FIBERPOWER-AS, US
23.136.188.0/24 Transit: 26042 FIBERSTATE, 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
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 /12:302
/13:582 /14:1227 /15:2167 /16:13936 /17:8291 /18:13759
/19:24639 /20:43723 /21:51754 /22:112091 /23:101315 /24:603496
/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 6647 7719 UNI2-AS, ES
8151 6104 11902 UNINET, MX
11492 3530 4677 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2726 3609 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2339 13009 AMAZON-02, US
30036 2217 2558 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2183 3521 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)
----------------------------------------------
1:2328 2:1533 3:605 4:10 5:4595 6:163
7:6 8:1549 9:1 11:172 12:1372 13:353
14:2514 15:351 16:279 17:362 18:919 20:463
21:4 22:188 23:7373 24:2811 25:2 27:2747
29:19 31:3213 32:37 34:80 35:207 36:2398
37:4674 38:8898 39:899 40:154 41:4054 42:1907
43:2564 44:360 45:18448 46:4937 47:288 49:1958
50:1898 51:590 52:1553 54:301 55:878 56:11
57:252 58:2195 59:1209 60:1171 61:2776 62:2917
63:1832 64:5497 65:2127 66:4633 67:3039 68:1152
69:3974 70:1154 71:621 72:2860 74:2803 75:1662
76:612 77:2709 78:1892 79:1726 80:2197 81:2017
82:3051 83:1418 84:1836 85:3376 86:1043 87:2156
88:1313 89:4335 90:777 91:8319 92:2797 93:2877
94:4035 95:4313 96:1434 97:312 98:1016 99:739
100:71 101:1138 102:3719 103:32180 104:4816 105:750
106:988 107:2615 108:1206 109:4085 110:2226 111:3325
112:2038 113:1789 114:1960 115:2153 116:2036 117:2738
118:2847 119:1953 120:1872 121:1368 122:2748 123:2175
124:1565 125:2849 126:88 128:1588 129:956 130:1281
131:1906 132:782 133:451 134:1528 135:329 136:1280
137:1290 138:2903 139:1627 140:1570 141:1485 142:1833
143:1660 144:1052 145:517 146:2161 147:2101 148:2641
149:2891 150:1246 151:1735 152:2103 153:572 154:7844
155:1624 156:3002 157:1903 158:1270 159:2431 160:3554
161:1940 162:3719 163:1982 164:1692 165:2205 166:1433
167:1885 168:4051 169:794 170:5092 171:1005 172:4481
173:3225 174:917 175:1289 176:3686 177:4711 178:3816
179:2302 180:2579 181:4056 182:3370 183:2027 184:2311
185:21519 186:5119 187:4398 188:4200 189:4202 190:9635
191:1521 192:11193 193:9431 194:7790 195:5550 196:3293
197:3600 198:6187 199:8399 200:8176 201:6305 202:10379
203:10606 204:4551 205:3675 206:4624 207:3559 208:4191
209:5185 210:4561 211:2532 212:4497 213:3771 214:1048
215:48 216:6589 217:3084 218:1329 219:376 220:2089
221:1073 222:712 223:2317
End of report
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