[REN-BGP-stats-all] Global R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Dec 12 20:15:28 UTC 2021
Global R&E Routing Table Report 20:15 GMT Sun 12 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: 20163
Prefixes after maximum aggregation (per Origin AS): 10947
Deaggregation factor: 1.84
Unique aggregates announced (without unneeded subnets): 12266
Total ASes present in the Internet Routing Table: 2777
Prefixes per ASN: 7.26
Origin-only ASes present in the Internet Routing Table: 2383
Origin ASes announcing only one prefix: 1097
Transit ASes present in the Internet Routing Table: 394
Transit-only ASes present in the Internet Routing Table: 70
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: 2
Number of instances of unregistered ASNs: 2
Number of 32-bit ASNs allocated by the RIRs: 38065
Number of 32-bit ASNs visible in the Routing Table: 619
Prefixes from 32-bit ASNs in the Routing Table: 1713
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: 264370455
Equivalent to 15 /8s, 193 /16s and 249 /24s
Percentage of available address space announced: 7.1
Percentage of allocated address space announced: 7.1
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: 2563
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 5051
Total APNIC prefixes after maximum aggregation: 2422
APNIC Deaggregation factor: 2.09
Prefixes being announced from the APNIC address blocks: 4935
Unique aggregates announced from the APNIC address blocks: 2714
APNIC Region origin ASes present in the Internet Routing Table: 574
APNIC Prefixes per ASN: 8.60
APNIC Region origin ASes announcing only one prefix: 243
APNIC Region transit ASes present in the Internet Routing Table: 71
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 223
Number of APNIC addresses announced to Internet: 47506028
Equivalent to 2 /8s, 212 /16s and 226 /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: 9182
Total ARIN prefixes after maximum aggregation: 4928
ARIN Deaggregation factor: 1.86
Prefixes being announced from the ARIN address blocks: 9268
Unique aggregates announced from the ARIN address blocks: 5576
ARIN Region origin ASes present in the Internet Routing Table: 1222
ARIN Prefixes per ASN: 7.58
ARIN Region origin ASes announcing only one prefix: 440
ARIN Region transit ASes present in the Internet Routing Table: 159
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: 160
Number of ARIN addresses announced to Internet: 149633729
Equivalent to 8 /8s, 235 /16s and 58 /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: 3484
Total RIPE prefixes after maximum aggregation: 2794
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3509
Unique aggregates announced from the RIPE address blocks: 2836
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: 109
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: 59784906
Equivalent to 3 /8s, 144 /16s and 62 /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: 1526
Total LACNIC prefixes after maximum aggregation: 610
LACNIC Deaggregation factor: 2.50
Prefixes being announced from the LACNIC address blocks: 1528
Unique aggregates announced from the LACNIC address blocks: 840
LACNIC Region origin ASes present in the Internet Routing Table: 177
LACNIC Prefixes per ASN: 8.63
LACNIC Region origin ASes announcing only one prefix: 70
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: 75
Number of LACNIC addresses announced to Internet: 4589856
Equivalent to 0 /8s, 70 /16s and 9 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 918
Total AfriNIC prefixes after maximum aggregation: 191
AfriNIC Deaggregation factor: 4.81
Prefixes being announced from the AfriNIC address blocks: 921
Unique aggregates announced from the AfriNIC address blocks: 298
AfriNIC Region origin ASes present in the Internet Routing Table: 52
AfriNIC Prefixes per ASN: 17.71
AfriNIC Region origin ASes announcing only one prefix: 22
AfriNIC Region transit ASes present in the Internet Routing Table: 13
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: 2855424
Equivalent to 0 /8s, 43 /16s and 146 /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 624 2157 458 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
45102 238 428 85 ALIBABA-CN-NET Alibaba US Technology Co
1237 191 74 135 KREONET-AS-KR KISTI, KR
4538 178 4192 72 ERX-CERNET-BKB China Education and Rese
58647 177 18 2 KAGAWAU-AS Kagawa University, JP
7575 176 329 122 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 732 3282 67 GOOGLE, US
7896 251 51 7 NU-AS, US
8075 205 10901 187 MICROSOFT-CORP-MSN-AS-BLOCK, US
376 203 178 152 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
23024 114 7 17 OCDE, 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 203 207 42 Rede Nacional de Ensino e Pesquisa, BR
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 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 356 319 74 TENET-1, ZA
36914 205 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
37182 13 8 1 TERNET, TZ
37501 11 49 6 UOFS, 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 732 3282 67 GOOGLE, US
2907 624 2157 458 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
2018 356 319 74 TENET-1, ZA
680 280 1950 246 DFN Verein zur Foerderung eines Deutsch
7896 251 51 7 NU-AS, US
45102 238 428 85 ALIBABA-CN-NET Alibaba US Technology Co
8075 205 10901 187 MICROSOFT-CORP-MSN-AS-BLOCK, US
36914 205 82 3 KENET-AS, KE
376 203 178 152 RISQ-AS, CA
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 356 282 TENET-1, ZA
7896 251 244 NU-AS, US
36914 205 202 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 177 175 KAGAWAU-AS Kagawa University, JP
8895 177 173 ISU Internet Services Unit ISU, SA
2907 624 166 SINET-AS Research Organization of Information a
1916 203 161 Rede Nacional de Ensino e Pesquisa, BR
45102 238 153 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
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 /14:82 /15:153 /16:2123 /17:445 /18:489
/19:720 /20:916 /21:921 /22:1478 /23:1618 /24:10872
/25:80 /26:68 /27:54 /28:22 /29:8 /30:15
/31:0 /32:29
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
15169 273 732 GOOGLE, US
36914 191 205 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
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
18632 29 55 VOLCANO-VISION, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:17 8:6 12:1 13:1 14:84
18:42 23:16 24:3 31:6 35:1 37:6
38:9 40:1 41:126 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 69:20 70:7
71:1 72:23 74:83 76:34 77:6 78:3
79:10 80:17 81:25 82:5 83:7 84:9
85:33 86:6 87:1 88:1 89:10 91:47
92:1 93:19 94:4 95:6 96:5 97:1
98:2 101:8 102:14 103:321 104:76 106:1
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
129:174 130:93 131:86 132:58 133:139 134:101
136:193 137:80 138:8 139:5 140:40 141:2
142:143 143:35 144:52 145:1 146:125 147:57
148:160 149:13 150:40 151:6 152:77 153:11
154:26 155:53 156:68 157:26 158:42 159:117
160:25 161:22 162:23 163:63 164:46 165:54
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
192:1425 193:257 194:142 195:92 196:149 197:113
198:515 199:256 200:253 201:39 202:632 203:419
204:333 205:173 206:191 207:172 208:71 209:127
210:184 211:14 212:173 213:4 216:134 217:14
218:25 219:14 220:17 222:5 223:4
End of report
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