[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AIT (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Tue Jul 12 20:25:49 UTC 2022
IPv4 R&E Routing Table Report 20:25 GMT Tue 12 Jul, 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: 34775
Prefixes after maximum aggregation (per Origin AS): 14387
Deaggregation factor: 2.42
Unique aggregates announced (without unneeded subnets): 16203
Number of IPv4 prefixes with a valid ROA: 13659
Number of IPv4 prefixes with an invalid ROA: 222
Number of IPv4 prefixes with no ROA: 20894
Total ASes present in the Internet Routing Table: 3556
Prefixes per ASN: 9.78
Origin-only ASes present in the Internet Routing Table: 3038
Origin ASes announcing only one prefix: 1276
Transit ASes present in the Internet Routing Table: 518
Transit-only ASes present in the Internet Routing Table: 72
Paths with bogon ASNs present in the IPv4 Routing Table: 5
Average AS path length visible in the Internet Routing Table: 6.3
Max AS path length visible: 19
Max AS path prepend of ASN (133385) 11
Prefixes from unregistered ASNs in the Routing Table: 14
Number of instances of unregistered ASNs: 14
Number of 32-bit ASNs allocated by the RIRs: 39775
Number of 32-bit ASNs visible in the Routing Table: 1060
Prefixes from 32-bit ASNs in the Routing Table: 6167
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: 9
Number of addresses announced to Internet: 238991616
Equivalent to 14 /8s, 62 /16s and 185 /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: 2697
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 20305
Total APNIC prefixes after maximum aggregation: 5620
APNIC Deaggregation factor: 3.61
Prefixes being announced from the APNIC address blocks: 20192
Unique aggregates announced from the APNIC address blocks: 6479
APNIC Region origin ASes present in the Internet Routing Table: 1285
APNIC Prefixes per ASN: 15.71
APNIC Region origin ASes announcing only one prefix: 415
APNIC Region transit ASes present in the Internet Routing Table: 195
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: 647
Number of APNIC addresses announced to Internet: 62317056
Equivalent to 3 /8s, 182 /16s and 226 /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: 8495
Total ARIN prefixes after maximum aggregation: 5079
ARIN Deaggregation factor: 1.67
Prefixes being announced from the ARIN address blocks: 8547
Unique aggregates announced from the ARIN address blocks: 5720
ARIN Region origin ASes present in the Internet Routing Table: 1279
ARIN Prefixes per ASN: 6.68
ARIN Region origin ASes announcing only one prefix: 456
ARIN Region transit ASes present in the Internet Routing Table: 166
Average ARIN Region AS path length visible: 7.9
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 178
Number of ARIN addresses announced to Internet: 109742336
Equivalent to 6 /8s, 138 /16s and 137 /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: 3621
Total RIPE prefixes after maximum aggregation: 2912
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3642
Unique aggregates announced from the RIPE address blocks: 2915
RIPE Region origin ASes present in the Internet Routing Table: 700
RIPE Prefixes per ASN: 5.20
RIPE Region origin ASes announcing only one prefix: 318
RIPE Region transit ASes present in the Internet Routing Table: 100
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: 144
Number of RIPE addresses announced to Internet: 59576320
Equivalent to 3 /8s, 141 /16s and 16 /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: 1405
Total LACNIC prefixes after maximum aggregation: 562
LACNIC Deaggregation factor: 2.50
Prefixes being announced from the LACNIC address blocks: 1406
Unique aggregates announced from the LACNIC address blocks: 754
LACNIC Region origin ASes present in the Internet Routing Table: 160
LACNIC Prefixes per ASN: 8.79
LACNIC Region origin ASes announcing only one prefix: 62
LACNIC Region transit ASes present in the Internet Routing Table: 24
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: 64
Number of LACNIC addresses announced to Internet: 4681984
Equivalent to 0 /8s, 71 /16s and 113 /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: 935
Total AfriNIC prefixes after maximum aggregation: 202
AfriNIC Deaggregation factor: 4.63
Prefixes being announced from the AfriNIC address blocks: 979
Unique aggregates announced from the AfriNIC address blocks: 328
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 19.58
AfriNIC Region origin ASes announcing only one prefix: 25
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 7.3
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2670592
Equivalent to 0 /8s, 40 /16s and 192 /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 1988 314 16 TOT-NET TOT Public Company Limited, TH
7470 715 528 43 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 680 170 58 NCIC-TW New Century InfoComm Tech Co.,
131090 638 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 571 2140 453 SINET-AS Research Organization of Infor
4621 531 73 18 UNINET-AS-AP UNINET-, TH
45458 480 34 62 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
131596 462 82 14 TBCOM-NET TBC, TW
4750 449 94 15 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
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
668 211 702 179 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 153 507 89 CSUNET-NW, US
18558 134 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 104 7 75 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
680 285 1951 250 DFN Verein zur Foerderung eines Deutsch
786 189 1775 184 JANET Jisc Services Limited, GB
8895 138 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 96 27 76 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 44 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 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
4270 43 16 1 Red de Interconexion Universitaria, AR
28571 41 40 18 UNIVERSIDADE DE SAO PAULO, BR
61468 41 3 15 CEDIA, EC
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28614 37 2 2 Fundacao Universidade Regional de Blume
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 376 319 73 TENET-1, ZA
36914 220 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 37 28 3 RENU, UG
327700 33 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 18 8 1 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 1988 314 16 TOT-NET TOT Public Company Limited, TH
7470 715 528 43 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Lt
9919 680 170 58 NCIC-TW New Century InfoComm Tech Co.,
131090 638 54 8 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Publ
2907 571 2140 453 SINET-AS Research Organization of Infor
4621 531 73 18 UNINET-AS-AP UNINET-, TH
45458 480 34 62 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN
131596 462 82 14 TBCOM-NET TBC, TW
4750 449 94 15 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPA
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
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 715 672 TRUEINTERNET-AS-AP TRUE INTERNET Co.,Ltd., TH
131090 638 630 CAT-IDC-4BYTENET-AS-AP CAT TELECOM Public Compa
9919 680 622 NCIC-TW New Century InfoComm Tech Co., Ltd., TW
4621 531 513 UNINET-AS-AP UNINET-, TH
131596 462 448 TBCOM-NET TBC, TW
4750 449 434 CSLOXINFO-AS-AP CS LOXINFO PUBLIC COMPANY LIMIT
45458 480 418 SBN-AWN-AS-02-AP SBN-ISPAWN-ISP and SBN-NIXAWN-
7497 433 409 CSTNET-AS-AP Computer Network Information Cente
9931 416 381 CAT-AP The Communication Authoity of Thailand,
133481 413 375 AIS-FIBRE-AS-AP AIS Fibre, TH
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
133617 UNALLOCATED 43.240.92.0/22 9304 HUTCHISON-AS-AP HGC Global C
133617 UNALLOCATED 43.240.95.0/24 19551 INCAPSULA, US
133617 UNALLOCATED 103.36.88.0/22 9304 HUTCHISON-AS-AP HGC Global C
133617 UNALLOCATED 103.36.90.0/24 9304 HUTCHISON-AS-AP HGC Global C
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
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
43.240.92.0/22 Origin: 133617 UNASSIGNED
43.240.92.0/22 Transit: 9304 HUTCHISON-AS-AP HGC Global Communication
43.240.95.0/24 Origin: 133617 UNASSIGNED
43.240.95.0/24 Transit: 19551 INCAPSULA, US
103.36.88.0/22 Origin: 133617 UNASSIGNED
103.36.88.0/22 Transit: 9304 HUTCHISON-AS-AP HGC Global Communication
103.36.90.0/24 Origin: 133617 UNASSIGNED
103.36.90.0/24 Transit: 9304 HUTCHISON-AS-AP HGC Global Communication
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 /16:2172 /17:600 /18:835
/19:1083 /20:1372 /21:1626 /22:3612 /23:2567 /24:20514
/25:1 /26:1 /27:1 /28:3 /29:12 /30:44
/31:35 /32:64
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 207 220 KENET-AS, KE
4621 159 531 UNINET-AS-AP UNINET-, TH
132280 153 308 SYMPHONY-AP-TH Symphony Communication Thailand
8895 133 138 ISU Internet Services Unit ISU, SA
133481 69 413 AIS-FIBRE-AS-AP AIS Fibre, TH
23024 53 114 OCDE, US
19551 32 104 INCAPSULA, US
131207 32 65 SINET-KH SINET, Cambodias specialist Internet a
25977 31 45 HCCS, US
28614 31 37 Fundacao Universidade Regional de Blumenau, BR
Complete listing at https://bgp.nsrc.org/REN/AIT/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:497 5:22 6:4 8:4 9:1 12:1
13:39 14:102 16:1 18:46 23:17 24:4
27:202 31:7 35:4 36:13 37:35 38:16
39:5 40:2 41:125 42:16 43:187 44:5
45:176 46:5 47:6 49:490 50:5 52:3
58:300 59:35 60:47 61:376 62:10 63:39
64:62 65:10 66:61 67:45 68:8 69:21
70:2 71:1 72:24 74:53 76:35 77:7
78:3 79:11 80:18 81:29 82:7 83:29
84:8 85:43 86:6 87:1 88:1 89:10
90:1 91:46 92:1 93:10 94:4 95:4
96:71 97:1 98:2 101:117 102:19 103:1347
104:79 106:75 107:52 108:10 109:10 110:458
111:124 112:46 113:146 114:39 115:139 116:69
117:79 118:384 119:283 120:13 121:30 122:291
123:104 124:161 125:199 128:95 129:45 130:93
131:81 132:58 133:145 134:312 135:2 136:221
137:79 138:11 139:20 140:54 141:14 142:41
143:33 144:41 145:2 146:158 147:84 148:193
149:15 150:156 151:6 152:77 153:13 154:61
155:51 156:72 157:43 158:45 159:265 160:29
161:100 162:26 163:81 164:93 165:90 166:1
167:66 168:175 169:10 170:76 171:187 172:5
173:8 175:84 176:9 177:11 178:1 179:9
180:132 181:2 182:235 183:39 184:13 185:66
186:3 187:19 188:15 189:3 190:33 191:39
192:1376 193:321 194:152 195:91 196:161 197:126
198:510 199:289 200:229 201:38 202:1320 203:1589
204:350 205:178 206:204 207:179 208:80 209:129
210:560 211:29 212:151 213:7 214:8 216:85
217:13 218:148 219:12 220:52 221:38 222:7
223:80
End of report
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