[REN-BGP-stats-all] Global R&E Routing Table Report - KENET R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sat Jun 19 18:50:40 UTC 2021
Global R&E Routing Table Report 18:50 GMT Sat 19 Jun, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KENET/
Analysis Summary
----------------
BGP routing table entries examined: 17059
Prefixes after maximum aggregation (per Origin AS): 9474
Deaggregation factor: 1.80
Unique aggregates announced (without unneeded subnets): 10298
Total ASes present in the Internet Routing Table: 2523
Prefixes per ASN: 6.76
Origin-only ASes present in the Internet Routing Table: 2157
Origin ASes announcing only one prefix: 1016
Transit ASes present in the Internet Routing Table: 366
Transit-only ASes present in the Internet Routing Table: 65
Average AS path length visible in the Internet Routing Table: 5.2
Max AS path length visible: 15
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 373
Number of instances of unregistered ASNs: 373
Number of 32-bit ASNs allocated by the RIRs: 36374
Number of 32-bit ASNs visible in the Routing Table: 540
Prefixes from 32-bit ASNs in the Routing Table: 1419
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: 2
Number of addresses announced to Internet: 196713728
Equivalent to 11 /8s, 185 /16s and 157 /24s
Percentage of available address space announced: 5.3
Percentage of allocated address space announced: 5.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 2088
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4713
Total APNIC prefixes after maximum aggregation: 2339
APNIC Deaggregation factor: 2.01
Prefixes being announced from the APNIC address blocks: 4715
Unique aggregates announced from the APNIC address blocks: 2692
APNIC Region origin ASes present in the Internet Routing Table: 565
APNIC Prefixes per ASN: 8.35
APNIC Region origin ASes announcing only one prefix: 241
APNIC Region transit ASes present in the Internet Routing Table: 61
Average APNIC Region AS path length visible: 5.4
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 210
Number of APNIC addresses announced to Internet: 46313216
Equivalent to 2 /8s, 194 /16s and 175 /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, 131072-147769
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: 6597
Total ARIN prefixes after maximum aggregation: 3535
ARIN Deaggregation factor: 1.87
Prefixes being announced from the ARIN address blocks: 6609
Unique aggregates announced from the ARIN address blocks: 3870
ARIN Region origin ASes present in the Internet Routing Table: 1026
ARIN Prefixes per ASN: 6.44
ARIN Region origin ASes announcing only one prefix: 377
ARIN Region transit ASes present in the Internet Routing Table: 144
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 125
Number of ARIN addresses announced to Internet: 85921536
Equivalent to 5 /8s, 31 /16s and 15 /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: 3360
Total RIPE prefixes after maximum aggregation: 2738
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3362
Unique aggregates announced from the RIPE address blocks: 2758
RIPE Region origin ASes present in the Internet Routing Table: 675
RIPE Prefixes per ASN: 4.98
RIPE Region origin ASes announcing only one prefix: 324
RIPE Region transit ASes present in the Internet Routing Table: 109
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 128
Number of RIPE addresses announced to Internet: 58212608
Equivalent to 3 /8s, 120 /16s and 65 /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: 1546
Total LACNIC prefixes after maximum aggregation: 597
LACNIC Deaggregation factor: 2.59
Prefixes being announced from the LACNIC address blocks: 1543
Unique aggregates announced from the LACNIC address blocks: 826
LACNIC Region origin ASes present in the Internet Routing Table: 179
LACNIC Prefixes per ASN: 8.62
LACNIC Region origin ASes announcing only one prefix: 73
LACNIC Region transit ASes present in the Internet Routing Table: 29
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 76
Number of LACNIC addresses announced to Internet: 4155904
Equivalent to 0 /8s, 63 /16s and 106 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 470
Total AfriNIC prefixes after maximum aggregation: 101
AfriNIC Deaggregation factor: 4.65
Prefixes being announced from the AfriNIC address blocks: 828
Unique aggregates announced from the AfriNIC address blocks: 150
AfriNIC Region origin ASes present in the Internet Routing Table: 9
AfriNIC Prefixes per ASN: 92.00
AfriNIC Region origin ASes announcing only one prefix: 1
AfriNIC Region transit ASes present in the Internet Routing Table: 3
Average AfriNIC Region AS path length visible: 2.9
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1
Number of AfriNIC addresses announced to Internet: 2109952
Equivalent to 0 /8s, 32 /16s and 50 /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
2907 607 2155 455 SINET-AS Research Organization of Infor
7497 426 212 24 CSTNET-AS-AP Computer Network Informati
1237 189 75 137 KREONET-AS-KR KISTI, KR
7575 182 331 126 AARNET-AS-AP Australian Academic and Re
4538 168 4192 72 ERX-CERNET-BKB China Education and Rese
58647 164 18 2 KAGAWAU-AS Kagawa University, JP
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
4621 82 37 11 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 245 51 7 NU-AS, US
5786 201 16 1 UPRENET, PR
2152 158 507 90 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
2920 109 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3 78 528 13 MIT-GATEWAYS, US
22742 67 52 31 CT-EDU-NET, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
786 187 1787 185 JANET Jisc Services Limited, GB
8895 140 24 4 ISU Internet Services Unit (ISU), SA
559 116 550 107 SWITCH Peering requests: (peering at switc
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
553 72 449 72 BELWUE BelWue-Koordination, DE
2200 66 647 61 FR-RENATER Reseau National de telecommu
2614 62 32 59 ROEDUNET, RO
1930 56 82 51 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 181 207 41 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
27884 97 6 2 CABLECOLOR S.A., HN
11340 94 24 54 Red Universitaria Nacional, CL
1251 66 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
4270 44 16 1 Red de Interconexion Universitaria, AR
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 323 319 74 TENET-1, ZA
36914 60 82 3 KENET-AS, KE
8094 55 48 4 PUKNET, ZA
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37520 5 16 2 Rhodes-Univ, ZA
327945 4 0 2 ILRI, KE
30983 3 4 1 MARWAN-AS, MA
3208 1 2 1 ARN, DZ
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
65412 716 29 150 >>UNKNOWN<<
2907 607 2155 455 SINET-AS Research Organization of Infor
7497 426 212 24 CSTNET-AS-AP Computer Network Informati
2018 323 319 74 TENET-1, ZA
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
7896 245 51 7 NU-AS, US
5786 201 16 1 UPRENET, PR
1237 189 75 137 KREONET-AS-KR KISTI, KR
786 187 1787 185 JANET Jisc Services Limited, GB
7575 182 331 126 AARNET-AS-AP Australian Academic and Re
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 426 402 CSTNET-AS-AP Computer Network Information Cente
2018 323 249 TENET-1, ZA
7896 245 238 NU-AS, US
5786 201 200 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
2907 607 152 SINET-AS Research Organization of Information a
1916 181 140 Associacao Rede Nacional de Ensino e Pesquisa,
8895 140 136 ISU Internet Services Unit (ISU), SA
18558 137 133 NETBLK-RCOEK, US
55824 128 106 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/KENET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65412 PRIVATE 41.89.4.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.8.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.10.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.16.0/24 36914 KENET-AS, KE
65412 PRIVATE 41.89.17.0/24 36914 KENET-AS, KE
65412 PRIVATE 41.89.18.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.20.0/23 36914 KENET-AS, KE
65412 PRIVATE 41.89.22.0/24 36914 KENET-AS, KE
65412 PRIVATE 41.89.24.0/24 36914 KENET-AS, KE
65412 PRIVATE 41.89.25.0/24 36914 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/KENET/data-badAS
Prefixes from private and non-routed address space (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/KENET/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.31.196.0/24 Origin: 112 UNASSIGNED
Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Transit: 11537 INTERNET2-RESEARCH-EDU, US
Complete listing at https://bgp.nsrc.org/REN/KENET/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 /11:1 /12:10
/13:19 /14:36 /15:117 /16:1911 /17:360 /18:383
/19:543 /20:828 /21:849 /22:1326 /23:1416 /24:9257
/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
65412 355 716 UNASSIGNED
8895 135 140 ISU Internet Services Unit (ISU), SA
27884 94 97 CABLECOLOR S.A., HN
23024 53 56 OCDE, US
36914 34 60 KENET-AS, KE
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 44 LONI, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:15 8:2 12:1 14:84 18:41
23:5 24:5 31:6 37:6 38:7 40:1
41:178 42:31 44:5 45:63 46:7 47:1
49:10 50:1 52:1 58:4 59:20 60:4
61:4 62:7 63:34 64:45 65:1 66:35
67:44 68:8 69:17 71:1 72:11 74:19
76:32 77:5 78:3 79:10 80:14 81:32
82:4 83:7 84:5 85:34 86:9 87:1
88:1 89:10 91:48 92:1 93:12 94:4
95:4 97:1 98:2 101:3 103:284 104:9
106:1 108:8 109:8 110:3 111:19 112:4
114:23 115:1 116:5 117:63 118:35 119:18
121:30 122:8 123:8 124:40 125:13 128:84
129:172 130:90 131:44 132:51 133:137 134:84
136:192 137:74 138:14 139:4 140:35 141:2
143:39 144:53 146:125 147:67 148:159 149:13
150:38 151:5 152:72 153:11 154:19 155:47
156:64 157:25 158:45 159:114 160:26 161:16
162:16 163:60 164:40 165:15 166:1 167:11
168:130 169:9 170:50 171:1 172:2 173:2
175:32 176:8 177:7 178:1 179:12 180:21
181:11 182:5 184:12 185:41 186:3 187:17
188:13 189:6 190:142 191:35 192:1295 193:202
194:142 195:44 196:113 197:201 198:339 199:148
200:256 201:38 202:626 203:427 204:284 205:103
206:95 207:107 208:53 209:94 210:185 211:14
212:167 213:4 216:60 217:16 218:26 219:14
220:24 222:4 223:2
End of report
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