[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jul 26 18:50:38 UTC 2024
IPv4 R&E Routing Table Report 18:50 GMT Fri 26 Jul, 2024
IPv4 BGP Table (R&E) as seen at KENET.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KENET/
Analysis Summary
----------------
BGP routing table entries examined: 8589
Prefixes after maximum aggregation (per Origin AS): 4179
Deaggregation factor: 2.06
Unique aggregates announced (without unneeded subnets): 4759
Number of IPv4 prefixes with a valid ROA: 2481
Number of IPv4 prefixes with an invalid ROA: 3
Number of IPv4 prefixes with no ROA: 6105
Total ASes present in the Internet Routing Table: 1340
Prefixes per ASN: 6.41
Origin-only ASes present in the Internet Routing Table: 1141
Origin ASes announcing only one prefix: 453
Transit ASes present in the Internet Routing Table: 199
Transit-only ASes present in the Internet Routing Table: 52
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 5.1
Max AS path length visible: 16
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 1
Number of instances of unregistered ASNs: 1
Number of 32-bit ASNs allocated by the RIRs: 45036
Number of 32-bit ASNs visible in the Routing Table: 260
Prefixes from 32-bit ASNs in the Routing Table: 771
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 3
Number of addresses announced to Internet: 85353216
Equivalent to 5 /8s, 22 /16s and 99 /24s
Percentage of available address space announced: 2.3
Percentage of allocated address space announced: 2.3
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: 1421
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 505
Total APNIC prefixes after maximum aggregation: 322
APNIC Deaggregation factor: 1.57
Prefixes being announced from the APNIC address blocks: 501
Unique aggregates announced from the APNIC address blocks: 384
APNIC Region origin ASes present in the Internet Routing Table: 131
APNIC Prefixes per ASN: 3.82
APNIC Region origin ASes announcing only one prefix: 51
APNIC Region transit ASes present in the Internet Routing Table: 28
Average APNIC Region AS path length visible: 7.0
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 34
Number of APNIC addresses announced to Internet: 7348224
Equivalent to 0 /8s, 112 /16s and 32 /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, 131072-153913
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: 5668
Total ARIN prefixes after maximum aggregation: 3046
ARIN Deaggregation factor: 1.86
Prefixes being announced from the ARIN address blocks: 5673
Unique aggregates announced from the ARIN address blocks: 3325
ARIN Region origin ASes present in the Internet Routing Table: 929
ARIN Prefixes per ASN: 6.11
ARIN Region origin ASes announcing only one prefix: 325
ARIN Region transit ASes present in the Internet Routing Table: 118
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: 156
Number of ARIN addresses announced to Internet: 72112384
Equivalent to 4 /8s, 76 /16s and 89 /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, 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: 445
Total RIPE prefixes after maximum aggregation: 248
RIPE Deaggregation factor: 1.79
Prefixes being announced from the RIPE address blocks: 442
Unique aggregates announced from the RIPE address blocks: 272
RIPE Region origin ASes present in the Internet Routing Table: 88
RIPE Prefixes per ASN: 5.02
RIPE Region origin ASes announcing only one prefix: 34
RIPE Region transit ASes present in the Internet Routing Table: 14
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 11
Number of RIPE region 32-bit ASNs visible in the Routing Table: 15
Number of RIPE addresses announced to Internet: 539136
Equivalent to 0 /8s, 8 /16s and 58 /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,
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: 1037
Total LACNIC prefixes after maximum aggregation: 428
LACNIC Deaggregation factor: 2.42
Prefixes being announced from the LACNIC address blocks: 1037
Unique aggregates announced from the LACNIC address blocks: 564
LACNIC Region origin ASes present in the Internet Routing Table: 133
LACNIC Prefixes per ASN: 7.80
LACNIC Region origin ASes announcing only one prefix: 41
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 6.4
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 52
Number of LACNIC addresses announced to Internet: 3710208
Equivalent to 0 /8s, 56 /16s and 157 /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: 933
Total AfriNIC prefixes after maximum aggregation: 134
AfriNIC Deaggregation factor: 6.96
Prefixes being announced from the AfriNIC address blocks: 933
Unique aggregates announced from the AfriNIC address blocks: 212
AfriNIC Region origin ASes present in the Internet Routing Table: 6
AfriNIC Prefixes per ASN: 155.50
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: 1.8
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 3
Number of AfriNIC addresses announced to Internet: 1635072
Equivalent to 0 /8s, 24 /16s and 243 /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
1659 34 1450 34 ERX-TANET-ASN1 Taiwan Academic Network TA
3363 24 19 7 HKUST-AS-HK Hong Kong University of Scien
7650 24 4 9 EDUHK-AS-AP The Education University of H
7577 16 1 6 VTC-AS-AP Vocational Training Council Hon
38142 16 1 1 UNAIR-AS-ID Universitas Airlangga, ID
4605 14 18 7 ERX-HKBUNET Hong Kong Baptist University,
7651 13 5 9 LINGNAN-AS-AP Lingnan University, HK
23905 11 3 11 VUW-AS-AP Victoria University of Wellingt
38345 11 1 5 ZDNS Internet Domain Name System Beijing
9432 9 16 2 CANTERBURY-AS-AP University of Canterbury
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
5786 199 16 1 UPRENET, PR
2920 176 34 7 LACOE, US
2152 150 507 97 CENIC-2152, US
18558 140 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
23024 96 7 21 OCDE, US
21976 87 50 17 NJEDGE-NET, US
237 84 543 51 MERIT-AS-14, US
1736 79 16 1 MU-AS, US
3477 71 63 39 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
8895 136 24 5 ISU Internet Services Unit ISU, SA
3267 76 26 66 NIKS, RU
3218 21 4 18 COSMOS-3218-AS AS-COSMOS root, RU
47862 12 1 4 ANKABUT, AE
29384 11 3 8 QATAR-FOUNDATION, QA
2895 8 3 8 FREE-NET-AS FREEnet, RU
5480 8 1 8 R61NET Network of educational, scientific
42289 7 2 3 ITMO-AS ITMO, RU
5386 6 3 2 COSMOS-SN-AS SpaceNet, RU
57867 6 0 4 REA-AS, RU
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
28391 153 10 67 Universidad Juarez Autonoma de Tabasco, M
1916 80 175 41 Rede Nacional de Ensino e Pesquisa, BR
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 48 16 2 Red de Interconexion Universitaria, AR
2715 45 99 34 Fundacao Carlos Chagas Filho de Amparo a
28614 38 2 2 Fundacao Universidade Regional de Blumena
3596 37 8 4 Universidad Autonoma Metropolitana, MX
1251 35 32 25 FUNDACAO DE AMPARO A PESQUISA DO ESTADO S
278 24 32 4 Universidad Nacional Autonoma de Mexico,
21612 23 16 1 FUNDACAO INSTITUTO OSWALDO CRUZ, BR
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 544 80 58 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
328225 3 0 1 Strathmore-University, KE
327945 2 0 2 ILRI, KE
6149 1 0 1 TENET-2, ZA
329418 1 0 1 International-Centre-Research-Agroforestr
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
36914 544 80 58 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
5786 199 16 1 UPRENET, PR
2920 176 34 7 LACOE, US
28391 153 10 67 Universidad Juarez Autonoma de Tabasco, M
2152 150 507 97 CENIC-2152, US
18558 140 18 4 NETBLK-RCOEK, US
8895 136 24 5 ISU Internet Services Unit ISU, SA
81 133 517 33 NCREN, US
23024 96 7 21 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
2018 382 311 TENET-1, ZA
5786 199 198 UPRENET, PR
2920 176 169 LACOE, US
18558 140 136 NETBLK-RCOEK, US
8895 136 131 ISU Internet Services Unit ISU, SA
81 133 100 NCREN, US
28391 153 86 Universidad Juarez Autonoma de Tabasco, MX
1736 79 78 MU-AS, US
23024 96 75 OCDE, US
21976 87 70 NJEDGE-NET, US
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
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
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 /10:1 /11:1 /12:1
/13:5 /14:9 /15:20 /16:777 /17:264 /18:281
/19:304 /20:454 /21:361 /22:568 /23:639 /24:4903
/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 527 544 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
23024 38 96 OCDE, US
32440 36 62 LONI, US
3267 35 76 NIKS, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 30 44 HCCS, US
26898 24 32 LNOCA-ORG, US
36794 24 26 SCOCA, US
1968 22 30 UMASSNET-AS1968, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
8:2 12:1 14:2 23:3 24:1 35:3
38:9 41:186 44:1 45:26 47:1 49:4
50:3 61:1 62:3 63:4 64:18 65:1
66:24 67:41 68:2 69:19 70:2 72:7
74:15 76:41 77:3 80:5 81:1 82:4
83:1 84:1 85:17 86:5 91:9 92:2
97:1 98:2 102:1 103:60 104:75 108:2
109:6 128:27 129:29 130:88 131:27 132:57
134:63 136:198 137:35 138:49 139:4 140:26
141:3 143:12 144:1 146:14 147:19 148:187
149:11 150:26 151:7 152:131 153:3 154:23
155:59 156:127 157:15 158:6 159:20 160:4
161:11 162:11 163:48 164:14 165:10 166:1
167:6 168:113 169:6 170:87 171:1 172:3
173:6 175:29 176:8 177:5 179:10 182:8
184:1 185:7 186:3 187:17 188:2 189:3
190:1 191:3 192:506 193:12 194:29 195:5
196:133 197:332 198:258 199:108 200:199 201:34
202:88 203:32 204:297 205:48 206:79 207:120
208:63 209:79 210:23 212:123 213:2 216:32
219:1
End of report
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