[REN-BGP-stats-all] Global R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Dec 9 20:15:28 UTC 2021
Global R&E Routing Table Report 20:15 GMT Thu 09 Dec, 2021
BGP Table (R&E) as seen at KREONet2.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/
Analysis Summary
----------------
BGP routing table entries examined: 20500
Prefixes after maximum aggregation (per Origin AS): 11219
Deaggregation factor: 1.83
Unique aggregates announced (without unneeded subnets): 12579
Total ASes present in the Internet Routing Table: 2810
Prefixes per ASN: 7.30
Origin-only ASes present in the Internet Routing Table: 2410
Origin ASes announcing only one prefix: 1104
Transit ASes present in the Internet Routing Table: 400
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 16
Max AS path prepend of ASN (211089) 11
Prefixes from unregistered ASNs in the Routing Table: 4
Number of instances of unregistered ASNs: 4
Number of 32-bit ASNs allocated by the RIRs: 38017
Number of 32-bit ASNs visible in the Routing Table: 622
Prefixes from 32-bit ASNs in the Routing Table: 1720
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: 268424215
Equivalent to 15 /8s, 255 /16s and 212 /24s
Percentage of available address space announced: 7.3
Percentage of allocated address space announced: 7.3
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: 2595
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5088
Total APNIC prefixes after maximum aggregation: 2433
APNIC Deaggregation factor: 2.09
Prefixes being announced from the APNIC address blocks: 4975
Unique aggregates announced from the APNIC address blocks: 2721
APNIC Region origin ASes present in the Internet Routing Table: 579
APNIC Prefixes per ASN: 8.59
APNIC Region origin ASes announcing only one prefix: 246
APNIC Region transit ASes present in the Internet Routing Table: 71
Average APNIC Region AS path length visible: 4.0
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 224
Number of APNIC addresses announced to Internet: 47504236
Equivalent to 2 /8s, 212 /16s and 219 /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: 9497
Total ARIN prefixes after maximum aggregation: 5189
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 9582
Unique aggregates announced from the ARIN address blocks: 5879
ARIN Region origin ASes present in the Internet Routing Table: 1247
ARIN Prefixes per ASN: 7.68
ARIN Region origin ASes announcing only one prefix: 444
ARIN Region transit ASes present in the Internet Routing Table: 164
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 161
Number of ARIN addresses announced to Internet: 153697729
Equivalent to 9 /8s, 41 /16s and 61 /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: 3486
Total RIPE prefixes after maximum aggregation: 2793
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3511
Unique aggregates announced from the RIPE address blocks: 2839
RIPE Region origin ASes present in the Internet Routing Table: 680
RIPE Prefixes per ASN: 5.16
RIPE Region origin ASes announcing only one prefix: 322
RIPE Region transit ASes present in the Internet Routing Table: 108
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 16
Number of RIPE region 32-bit ASNs visible in the Routing Table: 134
Number of RIPE addresses announced to Internet: 59775946
Equivalent to 3 /8s, 144 /16s and 27 /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: 1523
Total LACNIC prefixes after maximum aggregation: 611
LACNIC Deaggregation factor: 2.49
Prefixes being announced from the LACNIC address blocks: 1525
Unique aggregates announced from the LACNIC address blocks: 842
LACNIC Region origin ASes present in the Internet Routing Table: 178
LACNIC Prefixes per ASN: 8.57
LACNIC Region origin ASes announcing only one prefix: 71
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 76
Number of LACNIC addresses announced to Internet: 4591136
Equivalent to 0 /8s, 70 /16s and 14 /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: 902
Total AfriNIC prefixes after maximum aggregation: 189
AfriNIC Deaggregation factor: 4.77
Prefixes being announced from the AfriNIC address blocks: 905
Unique aggregates announced from the AfriNIC address blocks: 296
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 18.10
AfriNIC Region origin ASes announcing only one prefix: 21
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2854656
Equivalent to 0 /8s, 43 /16s and 143 /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 633 2157 458 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
45102 232 416 85 ALIBABA-CN-NET Alibaba US Technology Co
58647 199 18 2 KAGAWAU-AS Kagawa University, JP
1237 191 74 135 KREONET-AS-KR KISTI, KR
4538 178 4192 72 ERX-CERNET-BKB China Education and Rese
7575 177 330 123 AARNET-AS-AP Australian Academic and Re
55824 129 19 23 NKN-CORE-NW NKN Core Network, IN
4621 80 37 10 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
15169 730 3282 67 GOOGLE, US
7896 249 51 7 NU-AS, US
668 212 702 180 DNIC-AS-00668, US
8075 205 10901 187 MICROSOFT-CORP-MSN-AS-BLOCK, US
376 204 178 153 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
6939 172 120 122 HURRICANE, US
2152 151 507 89 CSUNET-NW, US
18558 135 18 4 NETBLK-RCOEK, US
270 119 329 88 AS270, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 280 1950 246 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 177 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 68 647 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/KREONet2/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 204 207 42 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
52286 53 4 31 Columbus Networks Guatemala, GT
19611 45 17 2 Associacao Antonio Vieira - Unisinos, B
61468 45 3 15 CEDIA, EC
4270 43 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 348 319 74 TENET-1, ZA
36914 211 82 3 KENET-AS, KE
2561 73 5 32 EUN, EG
8094 50 48 4 PUKNET, ZA
327700 42 16 1 MoRENet, MZ
327687 37 28 3 RENU, UG
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
15169 730 3282 67 GOOGLE, US
2907 633 2157 458 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
2018 348 319 74 TENET-1, ZA
680 280 1950 246 DFN Verein zur Foerderung eines Deutsch
7896 249 51 7 NU-AS, US
45102 232 416 85 ALIBABA-CN-NET Alibaba US Technology Co
668 212 702 180 DNIC-AS-00668, US
36914 211 82 3 KENET-AS, KE
8075 205 10901 187 MICROSOFT-CORP-MSN-AS-BLOCK, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 430 406 CSTNET-AS-AP Computer Network Information Cente
2018 348 274 TENET-1, ZA
7896 249 242 NU-AS, US
36914 211 208 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 199 197 KAGAWAU-AS Kagawa University, JP
2907 633 175 SINET-AS Research Organization of Information a
8895 177 173 ISU Internet Services Unit ISU, SA
1916 204 162 Rede Nacional de Ensino e Pesquisa, BR
45102 232 147 ALIBABA-CN-NET Alibaba US Technology Co., Ltd.,
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
29955 UNALLOCATED 192.104.1.0/24 2495 KANREN, US
29955 UNALLOCATED 198.252.8.0/21 2495 KANREN, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS
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: 17579 KREONET2-AS-KR KISTI, KR
Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 /10:4 /11:6 /12:23
/13:36 /14:83 /15:154 /16:2170 /17:446 /18:494
/19:726 /20:940 /21:954 /22:1498 /23:1641 /24:11011
/25:80 /26:68 /27:54 /28:35 /29:28 /30:18
/31:0 /32:30
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
15169 273 730 GOOGLE, US
36914 197 211 KENET-AS, KE
8895 172 177 ISU Internet Services Unit ISU, SA
6939 68 172 HURRICANE, US
23024 53 114 OCDE, US
327700 36 42 MoRENet, MZ
58647 34 199 KAGAWAU-AS Kagawa University, JP
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:17 6:4 8:6 12:1 13:1
14:84 18:42 23:16 24:3 31:6 35:1
37:6 38:9 40:1 41:116 42:13 44:5
45:56 46:6 47:32 49:10 50:4 52:2
58:7 59:20 60:4 61:3 62:7 63:38
64:84 65:7 66:59 67:45 68:8 69:21
70:7 71:1 72:23 74:83 76:34 77:6
78:3 79:10 80:17 81:27 82:5 83:7
84:9 85:33 86:6 87:1 88:1 89:10
91:48 92:1 93:19 94:4 95:6 96:5
97:1 98:2 101:8 102:14 103:324 104:76
106:1 107:16 108:43 109:9 110:5 111:17
112:4 113:1 114:23 116:5 117:61 118:32
119:21 121:27 122:8 123:8 124:39 125:4
128:85 129:174 130:93 131:90 132:53 133:139
134:109 136:193 137:81 138:8 139:5 140:52
141:2 142:141 143:35 144:52 145:1 146:124
147:60 148:160 149:13 150:42 151:6 152:77
153:11 154:25 155:53 156:68 157:25 158:42
159:117 160:25 161:23 162:23 163:67 164:45
165:54 166:2 167:17 168:162 169:10 170:69
171:1 172:91 173:86 175:29 176:8 177:10
178:1 179:11 180:21 181:12 182:6 184:8
185:46 186:3 187:18 188:13 189:3 190:50
191:37 192:1459 193:257 194:143 195:94 196:147
197:117 198:531 199:287 200:254 201:39 202:632
203:419 204:338 205:176 206:196 207:175 208:71
209:131 210:184 211:14 212:173 213:4 214:7
216:134 217:14 218:25 219:14 220:17 222:5
223:4
End of report
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