[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AIT (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Fri Aug 19 20:25:53 UTC 2022
IPv4 R&E Routing Table Report 20:25 GMT Fri 19 Aug, 2022
IPv4 BGP Table (R&E) as seen at AIT.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AIT/
Analysis Summary
----------------
BGP routing table entries examined: 34708
Prefixes after maximum aggregation (per Origin AS): 14394
Deaggregation factor: 2.41
Unique aggregates announced (without unneeded subnets): 16312
Number of IPv4 prefixes with a valid ROA: 13751
Number of IPv4 prefixes with an invalid ROA: 245
Number of IPv4 prefixes with no ROA: 20712
Total ASes present in the Internet Routing Table: 3549
Prefixes per ASN: 9.78
Origin-only ASes present in the Internet Routing Table: 3026
Origin ASes announcing only one prefix: 1263
Transit ASes present in the Internet Routing Table: 523
Transit-only ASes present in the Internet Routing Table: 74
Paths with bogon ASNs present in the IPv4 Routing Table: 7
Average AS path length visible in the Internet Routing Table: 6.2
Max AS path length visible: 19
Max AS path prepend of ASN (133385) 11
Prefixes from unregistered ASNs in the Routing Table: 12
Number of instances of unregistered ASNs: 12
Number of 32-bit ASNs allocated by the RIRs: 40016
Number of 32-bit ASNs visible in the Routing Table: 1067
Prefixes from 32-bit ASNs in the Routing Table: 6210
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 5
Number of addresses announced to Internet: 238835456
Equivalent to 14 /8s, 60 /16s and 87 /24s
Percentage of available address space announced: 6.5
Percentage of allocated address space announced: 6.5
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: 2727
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 20333
Total APNIC prefixes after maximum aggregation: 5656
APNIC Deaggregation factor: 3.59
Prefixes being announced from the APNIC address blocks: 20218
Unique aggregates announced from the APNIC address blocks: 6532
APNIC Region origin ASes present in the Internet Routing Table: 1299
APNIC Prefixes per ASN: 15.56
APNIC Region origin ASes announcing only one prefix: 413
APNIC Region transit ASes present in the Internet Routing Table: 197
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 658
Number of APNIC addresses announced to Internet: 62312704
Equivalent to 3 /8s, 182 /16s and 209 /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, 131072-151865
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: 8507
Total ARIN prefixes after maximum aggregation: 5074
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 8560
Unique aggregates announced from the ARIN address blocks: 5746
ARIN Region origin ASes present in the Internet Routing Table: 1283
ARIN Prefixes per ASN: 6.67
ARIN Region origin ASes announcing only one prefix: 454
ARIN Region transit ASes present in the Internet Routing Table: 168
Average ARIN Region AS path length visible: 7.8
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 181
Number of ARIN addresses announced to Internet: 109756416
Equivalent to 6 /8s, 138 /16s and 192 /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, 393216-401308
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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 3674
Total RIPE prefixes after maximum aggregation: 2934
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3696
Unique aggregates announced from the RIPE address blocks: 2965
RIPE Region origin ASes present in the Internet Routing Table: 705
RIPE Prefixes per ASN: 5.24
RIPE Region origin ASes announcing only one prefix: 319
RIPE Region transit ASes present in the Internet Routing Table: 103
Average RIPE Region AS path length visible: 7.0
Max RIPE Region AS path length visible: 17
Number of RIPE region 32-bit ASNs visible in the Routing Table: 147
Number of RIPE addresses announced to Internet: 59638784
Equivalent to 3 /8s, 142 /16s and 4 /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
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
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: 1236
Total LACNIC prefixes after maximum aggregation: 506
LACNIC Deaggregation factor: 2.44
Prefixes being announced from the LACNIC address blocks: 1240
Unique aggregates announced from the LACNIC address blocks: 720
LACNIC Region origin ASes present in the Internet Routing Table: 130
LACNIC Prefixes per ASN: 9.54
LACNIC Region origin ASes announcing only one prefix: 54
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 9.0
Max LACNIC Region AS path length visible: 16
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 56
Number of LACNIC addresses announced to Internet: 4485888
Equivalent to 0 /8s, 68 /16s and 115 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 946
Total AfriNIC prefixes after maximum aggregation: 212
AfriNIC Deaggregation factor: 4.46
Prefixes being announced from the AfriNIC address blocks: 989
Unique aggregates announced from the AfriNIC address blocks: 344
AfriNIC Region origin ASes present in the Internet Routing Table: 48
AfriNIC Prefixes per ASN: 20.60
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 7.5
Max AfriNIC Region AS path length visible: 17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 25
Number of AfriNIC addresses announced to Internet: 2640384
Equivalent to 0 /8s, 40 /16s and 74 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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
23969 1977 314 16 TOT-NET TOT Public Company Limited, TH
7470 716 528 43 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 678 170 55 NCIC-TW New Century InfoComm Tech Co.,
131090 634 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 564 2155 453 SINET-AS Research Organization of Infor
4621 526 73 18 UNINET-AS-AP UNINET-, TH
45458 481 34 62 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
4750 448 94 14 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
133481 424 73 33 AIS-FIBRE-AS-AP AIS Fibre, TH
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 219 703 181 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 155 507 92 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, US
8075 109 4108 105 MICROSOFT-CORP-MSN-AS-BLOCK, US
2920 108 34 7 LACOE, US
19551 105 7 76 INCAPSULA, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 284 1951 250 DFN Verein zur Foerderung eines Deutsch
786 188 1775 183 JANET Jisc Services Limited, GB
8895 137 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 94 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 62 598 58 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 158 208 43 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
2715 59 102 39 Fundacao Carlos Chagas Filho de Amparo
1251 58 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
61468 42 3 15 CEDIA, EC
28571 41 40 18 UNIVERSIDADE DE SAO PAULO, BR
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28614 37 2 2 Fundacao Universidade Regional de Blume
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 375 319 73 TENET-1, ZA
36914 232 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 38 28 3 RENU, UG
327700 34 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 19 1 13 TERNET, TZ
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
23969 1977 314 16 TOT-NET TOT Public Company Limited, TH
7470 716 528 43 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 678 170 55 NCIC-TW New Century InfoComm Tech Co.,
131090 634 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 564 2155 453 SINET-AS Research Organization of Infor
4621 526 73 18 UNINET-AS-AP UNINET-, TH
45458 481 34 62 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
4750 448 94 14 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
133481 424 73 33 AIS-FIBRE-AS-AP AIS Fibre, TH
Complete listing at https://bgp.nsrc.org/REN/AIT/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7470 716 673 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
131090 634 626 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Compa
9919 678 623 NCIC-TW New Century InfoComm Tech Co., Ltd., TW
4621 526 508 UNINET-AS-AP UNINET-, TH
4750 448 434 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPANY LIMIT
45458 481 419 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-NIXAWN-
7497 434 410 CSTNET-AS-AP Computer Network Information Cente
131596 402 392 TBCOM-NET TBC, TW
133481 424 391 AIS-FIBRE-AS-AP AIS Fibre, TH
9931 421 386 CAT-AP The Communication Authoity of Thailand,
Complete listing at https://bgp.nsrc.org/REN/AIT/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
56096 UNALLOCATED 27.100.7.0/24 45455 TH-2S1N-AP Two S One N Co Lt
141730 UNALLOCATED 103.161.0.0/24 55423 JASTEL-NETWORK-TH-IDC-AP Jas
134952 UNALLOCATED 103.204.12.0/24 7616 JINET-BKK-AS-AP Jasmine Inte
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
64558 PRIVATE 202.44.52.0/22 23932 WINTH-AS-AP Internet Service
64558 PRIVATE 202.52.4.0/22 23932 WINTH-AS-AP Internet Service
64740 PRIVATE 203.156.106.0/24 24378 ENGTAC-AS-TH-AP Total Access
Complete listing at https://bgp.nsrc.org/REN/AIT/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/AIT/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
27.100.7.0/24 Origin: 56096 UNASSIGNED
27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
103.161.0.0/24 Origin: 141730 UNASSIGNED
103.161.0.0/24 Transit: 55423 JASTEL-NETWORK-TH-IDC-AP JasTel Network,
103.204.12.0/24 Origin: 134952 UNASSIGNED
103.204.12.0/24 Transit: 7616 JINET-BKK-AS-AP Jasmine Internet Co, Ltd
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Transit: 20965 GEANT The GEANT IP Service, NL
Complete listing at https://bgp.nsrc.org/REN/AIT/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:2 /11:4 /12:12
/13:25 /14:45 /15:144 /16:2171 /17:601 /18:834
/19:1089 /20:1369 /21:1606 /22:3560 /23:2569 /24:20518
/25:2 /26:2 /27:2 /28:3 /29:11 /30:43
/31:33 /32:62
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 219 232 KENET-AS, KE
4621 153 526 UNINET-AS-AP UNINET-, TH
132280 153 309 SYMPHONY-AP-TH Symphony Communication Thailand
8895 132 137 ISU Internet Services Unit ISU, SA
133481 71 424 AIS-FIBRE-AS-AP AIS Fibre, TH
23024 53 114 OCDE, US
19551 34 105 INCAPSULA, US
32440 32 47 LONI, US
46115 32 35 LUTHER, US
131207 32 65 SINET-KH SINET, Cambodias specialist Internet a
Complete listing at https://bgp.nsrc.org/REN/AIT/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:498 5:22 6:4 8:4 9:1 12:1
13:39 14:101 16:1 18:43 23:16 24:4
27:205 31:7 35:4 36:13 37:35 38:17
39:5 40:2 41:131 42:16 43:192 44:5
45:173 46:5 47:6 49:519 50:5 52:3
58:303 59:34 60:48 61:376 62:12 63:39
64:60 65:10 66:45 67:46 68:8 69:21
70:2 71:1 72:39 74:53 76:37 77:7
78:3 79:11 80:18 81:27 82:7 83:31
84:8 85:43 86:6 87:1 88:1 89:10
90:1 91:48 92:1 93:10 94:4 95:4
96:71 97:1 98:2 101:114 102:17 103:1368
104:80 106:75 107:53 108:10 109:10 110:462
111:117 112:48 113:146 114:41 115:139 116:71
117:80 118:377 119:298 120:14 121:30 122:293
123:103 124:165 125:200 128:95 129:46 130:91
131:91 132:54 133:145 134:311 135:1 136:222
137:79 138:13 139:20 140:60 141:15 142:39
143:33 144:41 145:2 146:157 147:83 148:193
149:15 150:157 151:6 152:76 153:13 154:62
155:51 156:71 157:34 158:42 159:265 160:29
161:101 162:26 163:94 164:89 165:91 166:1
167:68 168:152 169:10 170:33 171:188 172:5
173:8 175:83 176:9 177:11 178:1 179:6
180:130 181:2 182:235 183:40 184:14 185:73
186:3 187:19 188:15 189:3 190:17 191:38
192:1384 193:317 194:153 195:97 196:160 197:136
198:513 199:292 200:183 201:38 202:1335 203:1592
204:367 205:135 206:205 207:178 208:82 209:128
210:552 211:29 212:173 213:7 214:8 216:86
217:13 218:150 219:12 220:53 221:38 222:7
223:81
End of report
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