[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jul 25 18:50:38 UTC 2024
IPv4 R&E Routing Table Report 18:50 GMT Thu 25 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: 9642
Prefixes after maximum aggregation (per Origin AS): 4789
Deaggregation factor: 2.01
Unique aggregates announced (without unneeded subnets): 5555
Number of IPv4 prefixes with a valid ROA: 2776
Number of IPv4 prefixes with an invalid ROA: 3
Number of IPv4 prefixes with no ROA: 6863
Total ASes present in the Internet Routing Table: 1501
Prefixes per ASN: 6.42
Origin-only ASes present in the Internet Routing Table: 1281
Origin ASes announcing only one prefix: 522
Transit ASes present in the Internet Routing Table: 220
Transit-only ASes present in the Internet Routing Table: 61
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 5.2
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: 45031
Number of 32-bit ASNs visible in the Routing Table: 331
Prefixes from 32-bit ASNs in the Routing Table: 971
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: 87876608
Equivalent to 5 /8s, 60 /16s and 228 /24s
Percentage of available address space announced: 2.4
Percentage of allocated address space announced: 2.4
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: 1428
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 1485
Total APNIC prefixes after maximum aggregation: 915
APNIC Deaggregation factor: 1.62
Prefixes being announced from the APNIC address blocks: 1482
Unique aggregates announced from the APNIC address blocks: 1163
APNIC Region origin ASes present in the Internet Routing Table: 277
APNIC Prefixes per ASN: 5.35
APNIC Region origin ASes announcing only one prefix: 116
APNIC Region transit ASes present in the Internet Routing Table: 43
Average APNIC Region AS path length visible: 6.4
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 103
Number of APNIC addresses announced to Internet: 9664512
Equivalent to 0 /8s, 147 /16s and 120 /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: 5718
Total ARIN prefixes after maximum aggregation: 3050
ARIN Deaggregation factor: 1.87
Prefixes being announced from the ARIN address blocks: 5722
Unique aggregates announced from the ARIN address blocks: 3326
ARIN Region origin ASes present in the Internet Routing Table: 930
ARIN Prefixes per ASN: 6.15
ARIN Region origin ASes announcing only one prefix: 325
ARIN Region transit ASes present in the Internet Routing Table: 122
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: 157
Number of ARIN addresses announced to Internet: 72112896
Equivalent to 4 /8s, 76 /16s and 91 /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: 444
Total RIPE prefixes after maximum aggregation: 247
RIPE Deaggregation factor: 1.80
Prefixes being announced from the RIPE address blocks: 441
Unique aggregates announced from the RIPE address blocks: 271
RIPE Region origin ASes present in the Internet Routing Table: 87
RIPE Prefixes per ASN: 5.07
RIPE Region origin ASes announcing only one prefix: 33
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: 538112
Equivalent to 0 /8s, 8 /16s and 54 /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: 1031
Total LACNIC prefixes after maximum aggregation: 435
LACNIC Deaggregation factor: 2.37
Prefixes being announced from the LACNIC address blocks: 1031
Unique aggregates announced from the LACNIC address blocks: 557
LACNIC Region origin ASes present in the Internet Routing Table: 138
LACNIC Prefixes per ASN: 7.47
LACNIC Region origin ASes announcing only one prefix: 46
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 6.5
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 53
Number of LACNIC addresses announced to Internet: 3911680
Equivalent to 0 /8s, 59 /16s and 176 /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: 963
Total AfriNIC prefixes after maximum aggregation: 141
AfriNIC Deaggregation factor: 6.83
Prefixes being announced from the AfriNIC address blocks: 963
Unique aggregates announced from the AfriNIC address blocks: 236
AfriNIC Region origin ASes present in the Internet Routing Table: 7
AfriNIC Prefixes per ASN: 137.57
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: 1.9
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: 1641216
Equivalent to 0 /8s, 25 /16s and 11 /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
7575 170 329 114 AARNET-AS-AP Australian Academic and Rese
38280 50 3 2 MONASHUNI-MY-AS-AP Monash University Sunw
9270 35 5 6 APAN-KR-AS National Infomation Society Ag
17862 34 10 34 KWNU-AS-KR Kangwon National University, K
24361 33 56 17 CNGI-NJ-IX-AS-AP CERNET2 IX at Southeast
134096 30 3 18 EHEALTHNSW-AS-AP eHealth NSW, AU
24151 28 2 11 CNNIC-CRITICAL-AP China Internet Network
24363 28 21 15 CNGI-JNN-IX-AS-AP CERNET2 IX at Shandong
3363 24 19 7 HKUST-AS-HK Hong Kong University of Scien
7650 24 4 9 EDUHK-AS-AP The Education University of H
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 550 80 56 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
6879 24 2 9 ENSTINET-, EG
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 550 80 56 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
5786 199 16 1 UPRENET, PR
2920 176 34 7 LACOE, US
7575 170 329 114 AARNET-AS-AP Australian Academic and Rese
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
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 /11:0 /12:0
/13:3 /14:8 /15:18 /16:868 /17:273 /18:290
/19:338 /20:525 /21:414 /22:631 /23:724 /24:5548
/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 533 550 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 14:1 23:3 24:1 35:3
38:9 41:187 42:4 45:27 47:1 49:6
50:3 59:17 61:3 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 98:2 102:1 103:148 104:75
108:2 109:6 113:2 114:6 116:8 118:33
119:1 121:9 122:8 125:3 128:59 129:29
130:90 131:31 132:58 134:63 136:198 137:35
138:57 139:4 140:29 141:3 143:16 144:1
146:15 147:19 148:187 149:11 150:32 151:7
152:134 153:3 154:23 155:62 156:133 157:15
158:6 159:20 160:4 161:14 162:12 163:48
164:14 165:10 166:1 167:6 168:120 169:6
170:87 171:1 172:3 173:6 175:29 176:8
177:5 179:10 180:2 182:8 184:1 185:7
186:3 187:17 188:2 189:3 190:1 191:3
192:550 193:12 194:29 195:29 196:133 197:337
198:258 199:114 200:185 201:34 202:174 203:202
204:297 205:48 206:79 207:121 208:63 209:79
210:42 211:13 212:123 213:2 216:32 218:20
219:1 220:1 222:1
End of report
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