[REN-BGP-stats-all] Global R&E Routing Table Report - KENET R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Oct 31 18:50:33 UTC 2021
Global R&E Routing Table Report 18:50 GMT Sun 31 Oct, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KENET/
Analysis Summary
----------------
BGP routing table entries examined: 17940
Prefixes after maximum aggregation (per Origin AS): 10039
Deaggregation factor: 1.79
Unique aggregates announced (without unneeded subnets): 11259
Total ASes present in the Internet Routing Table: 2661
Prefixes per ASN: 6.74
Origin-only ASes present in the Internet Routing Table: 2301
Origin ASes announcing only one prefix: 1079
Transit ASes present in the Internet Routing Table: 360
Transit-only ASes present in the Internet Routing Table: 47
Average AS path length visible in the Internet Routing Table: 5.6
Max AS path length visible: 16
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 18
Number of instances of unregistered ASNs: 18
Number of 32-bit ASNs allocated by the RIRs: 37707
Number of 32-bit ASNs visible in the Routing Table: 587
Prefixes from 32-bit ASNs in the Routing Table: 1577
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: 4
Number of addresses announced to Internet: 199835136
Equivalent to 11 /8s, 233 /16s and 62 /24s
Percentage of available address space announced: 5.4
Percentage of allocated address space announced: 5.4
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: 2064
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4656
Total APNIC prefixes after maximum aggregation: 2320
APNIC Deaggregation factor: 2.01
Prefixes being announced from the APNIC address blocks: 4658
Unique aggregates announced from the APNIC address blocks: 2642
APNIC Region origin ASes present in the Internet Routing Table: 582
APNIC Prefixes per ASN: 8.00
APNIC Region origin ASes announcing only one prefix: 251
APNIC Region transit ASes present in the Internet Routing Table: 61
Average APNIC Region AS path length visible: 5.6
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 223
Number of APNIC addresses announced to Internet: 46017280
Equivalent to 2 /8s, 190 /16s and 43 /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: 7538
Total ARIN prefixes after maximum aggregation: 4221
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 7561
Unique aggregates announced from the ARIN address blocks: 4770
ARIN Region origin ASes present in the Internet Routing Table: 1168
ARIN Prefixes per ASN: 6.47
ARIN Region origin ASes announcing only one prefix: 430
ARIN Region transit ASes present in the Internet Routing Table: 151
Average ARIN Region AS path length visible: 6.2
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 153
Number of ARIN addresses announced to Internet: 89540864
Equivalent to 5 /8s, 86 /16s and 73 /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: 3375
Total RIPE prefixes after maximum aggregation: 2743
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3364
Unique aggregates announced from the RIPE address blocks: 2753
RIPE Region origin ASes present in the Internet Routing Table: 667
RIPE Prefixes per ASN: 5.04
RIPE Region origin ASes announcing only one prefix: 320
RIPE Region transit ASes present in the Internet Routing Table: 105
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: 129
Number of RIPE addresses announced to Internet: 58102272
Equivalent to 3 /8s, 118 /16s and 146 /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: 1491
Total LACNIC prefixes after maximum aggregation: 608
LACNIC Deaggregation factor: 2.45
Prefixes being announced from the LACNIC address blocks: 1491
Unique aggregates announced from the LACNIC address blocks: 851
LACNIC Region origin ASes present in the Internet Routing Table: 181
LACNIC Prefixes per ASN: 8.24
LACNIC Region origin ASes announcing only one prefix: 76
LACNIC Region transit ASes present in the Internet Routing Table: 25
Average LACNIC Region AS path length visible: 6.8
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 80
Number of LACNIC addresses announced to Internet: 3997696
Equivalent to 0 /8s, 61 /16s and 0 /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: 862
Total AfriNIC prefixes after maximum aggregation: 142
AfriNIC Deaggregation factor: 6.07
Prefixes being announced from the AfriNIC address blocks: 862
Unique aggregates announced from the AfriNIC address blocks: 239
AfriNIC Region origin ASes present in the Internet Routing Table: 12
AfriNIC Prefixes per ASN: 71.83
AfriNIC Region origin ASes announcing only one prefix: 2
AfriNIC Region transit ASes present in the Internet Routing Table: 4
Average AfriNIC Region AS path length visible: 2.2
Max AfriNIC Region AS path length visible: 7
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 2
Number of AfriNIC addresses announced to Internet: 2176000
Equivalent to 0 /8s, 33 /16s and 52 /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 610 2157 457 SINET-AS Research Organization of Infor
7497 431 182 24 CSTNET-AS-AP Computer Network Informati
1237 185 74 135 KREONET-AS-KR KISTI, KR
7575 175 329 121 AARNET-AS-AP Australian Academic and Re
4538 173 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 81 37 10 UNINET-AS-AP UNINET-, TH
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
2697 53 3 32 ERX-ERNET-AS Education and Research Net
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 250 51 7 NU-AS, US
376 233 180 157 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 155 507 84 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
2920 109 34 6 LACOE, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3 78 528 13 MIT-GATEWAYS, US
3477 72 71 42 NOAA-NWAVE, 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
680 275 1997 237 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 143 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
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 67 647 61 FR-RENATER Reseau National de telecommu
2614 59 33 57 ROEDUNET, RO
1930 57 81 52 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 177 207 41 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
52286 53 4 31 Columbus Networks Guatemala, GT
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
4270 41 16 1 Red de Interconexion Universitaria, AR
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
36914 415 81 31 KENET-AS, KE
2018 343 319 73 TENET-1, ZA
8094 50 48 4 PUKNET, ZA
6879 19 1 12 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37520 5 16 2 Rhodes-Univ, ZA
30983 3 4 1 MARWAN-AS, MA
327945 3 0 2 ILRI, KE
328225 3 0 1 Strathmore-University, KE
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
2907 610 2157 457 SINET-AS Research Organization of Infor
7497 431 182 24 CSTNET-AS-AP Computer Network Informati
36914 415 81 31 KENET-AS, KE
2018 343 319 73 TENET-1, ZA
680 275 1997 237 DFN Verein zur Foerderung eines Deutsch
7896 250 51 7 NU-AS, US
376 233 180 157 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
786 186 1774 183 JANET Jisc Services Limited, GB
1237 185 74 135 KREONET-AS-KR KISTI, KR
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 431 407 CSTNET-AS-AP Computer Network Information Cente
36914 415 384 KENET-AS, KE
2018 343 270 TENET-1, ZA
7896 250 243 NU-AS, US
5786 200 199 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
8895 143 139 ISU Internet Services Unit ISU, SA
1916 177 136 Associacao Rede Nacional de Ensino e Pesquisa,
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
14822 UNALLOCATED 140.163.0.0/16 10466 MAGPI, US
14822 UNALLOCATED 140.163.0.0/17 10466 MAGPI, US
14822 UNALLOCATED 140.163.6.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.64.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.70.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.128.0/17 10466 MAGPI, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
394784 UNALLOCATED 192.107.242.0/24 40831 PHS, US
396334 UNALLOCATED 205.143.136.0/21 5078 ONENET-AS-1, US
396334 UNALLOCATED 205.143.136.0/24 5078 ONENET-AS-1, US
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
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
192.107.242.0/24 Origin: 394784 UNASSIGNED
192.107.242.0/24 Transit: 40831 PHS, US
205.166.145.0/24 Origin: 394784 UNASSIGNED
205.166.145.0/24 Transit: 40831 PHS, 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 /14:34 /15:122 /16:1951 /17:372 /18:419
/19:544 /20:842 /21:860 /22:1391 /23:1503 /24:9869
/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
36914 394 415 KENET-AS, KE
8895 138 143 ISU Internet Services Unit ISU, SA
23024 53 56 OCDE, US
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 43 LONI, US
40326 29 33 ECKERD-COLLEGE, US
200521 29 48 SEAP-AGE, ES
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 5:15 8:2 12:1 14:84 18:41
23:8 24:5 31:6 37:6 38:9 40:1
41:177 42:13 44:5 45:60 46:7 47:1
49:10 50:1 52:1 58:3 59:20 60:4
61:3 62:7 63:34 64:46 66:36 67:43
68:8 69:21 71:1 72:12 74:20 76:32
77:6 78:3 79:10 80:17 81:27 82:4
83:7 84:5 85:33 86:9 87:1 88:1
89:10 91:46 92:1 93:19 94:4 95:4
96:5 97:1 98:2 101:8 103:308 104:15
106:1 108:8 109:9 110:3 111:19 112:4
114:23 116:5 117:61 118:32 119:20 121:27
122:8 123:8 124:39 125:5 128:83 129:172
130:93 131:87 132:61 133:138 134:97 136:192
137:69 138:8 139:5 140:35 141:2 142:43
143:35 144:54 146:124 147:58 148:159 149:13
150:39 151:6 152:73 153:11 154:19 155:50
156:68 157:23 158:42 159:117 160:25 161:16
162:20 163:59 164:42 165:54 166:2 167:16
168:162 169:10 170:49 172:2 173:2 175:31
176:8 177:10 178:1 179:12 180:21 181:12
182:5 184:3 185:40 186:3 187:17 188:13
189:3 190:54 191:36 192:1313 193:205 194:139
195:62 196:127 197:207 198:453 199:244 200:253
201:38 202:584 203:418 204:345 205:172 206:180
207:166 208:56 209:113 210:181 211:14 212:171
213:4 216:78 217:14 218:25 219:14 220:16
222:5 223:2
End of report
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