[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Aug 15 21:22:03 UTC 2024
IPv4 R&E Routing Table Report 21:20 GMT Thu 15 Aug, 2024
IPv4 BGP Table (R&E) as seen at Guam.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniGuam/
Analysis Summary
----------------
BGP routing table entries examined: 18479
Prefixes after maximum aggregation (per Origin AS): 10079
Deaggregation factor: 1.83
Unique aggregates announced (without unneeded subnets): 11184
Number of IPv4 prefixes with a valid ROA: 5926
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 12553
Total ASes present in the Internet Routing Table: 2692
Prefixes per ASN: 6.86
Origin-only ASes present in the Internet Routing Table: 2312
Origin ASes announcing only one prefix: 1017
Transit ASes present in the Internet Routing Table: 380
Transit-only ASes present in the Internet Routing Table: 79
Paths with bogon ASNs present in the IPv4 Routing Table: 106
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 20
Max AS path prepend of ASN (395156) 12
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: 45179
Number of 32-bit ASNs visible in the Routing Table: 645
Prefixes from 32-bit ASNs in the Routing Table: 1790
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: 2
Number of addresses announced to Internet: 188115980
Equivalent to 11 /8s, 54 /16s and 108 /24s
Percentage of available address space announced: 5.1
Percentage of allocated address space announced: 5.1
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: 2393
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4030
Total APNIC prefixes after maximum aggregation: 1701
APNIC Deaggregation factor: 2.37
Prefixes being announced from the APNIC address blocks: 4031
Unique aggregates announced from the APNIC address blocks: 1951
APNIC Region origin ASes present in the Internet Routing Table: 487
APNIC Prefixes per ASN: 8.28
APNIC Region origin ASes announcing only one prefix: 205
APNIC Region transit ASes present in the Internet Routing Table: 58
Average APNIC Region AS path length visible: 5.8
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 216
Number of APNIC addresses announced to Internet: 32112168
Equivalent to 1 /8s, 233 /16s and 254 /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: 8369
Total ARIN prefixes after maximum aggregation: 4866
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 8378
Unique aggregates announced from the ARIN address blocks: 5408
ARIN Region origin ASes present in the Internet Routing Table: 1264
ARIN Prefixes per ASN: 6.63
ARIN Region origin ASes announcing only one prefix: 440
ARIN Region transit ASes present in the Internet Routing Table: 163
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 199
Number of ARIN addresses announced to Internet: 89728852
Equivalent to 5 /8s, 89 /16s and 39 /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: 3530
Total RIPE prefixes after maximum aggregation: 2815
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3520
Unique aggregates announced from the RIPE address blocks: 2903
RIPE Region origin ASes present in the Internet Routing Table: 670
RIPE Prefixes per ASN: 5.25
RIPE Region origin ASes announcing only one prefix: 300
RIPE Region transit ASes present in the Internet Routing Table: 106
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 153
Number of RIPE addresses announced to Internet: 59612544
Equivalent to 3 /8s, 141 /16s and 157 /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: 1417
Total LACNIC prefixes after maximum aggregation: 538
LACNIC Deaggregation factor: 2.63
Prefixes being announced from the LACNIC address blocks: 1417
Unique aggregates announced from the LACNIC address blocks: 719
LACNIC Region origin ASes present in the Internet Routing Table: 156
LACNIC Prefixes per ASN: 9.08
LACNIC Region origin ASes announcing only one prefix: 55
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 62
Number of LACNIC addresses announced to Internet: 4176400
Equivalent to 0 /8s, 63 /16s and 186 /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: 1132
Total AfriNIC prefixes after maximum aggregation: 158
AfriNIC Deaggregation factor: 7.16
Prefixes being announced from the AfriNIC address blocks: 1131
Unique aggregates announced from the AfriNIC address blocks: 201
AfriNIC Region origin ASes present in the Internet Routing Table: 35
AfriNIC Prefixes per ASN: 32.31
AfriNIC Region origin ASes announcing only one prefix: 17
AfriNIC Region transit ASes present in the Internet Routing Table: 9
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 15
Number of AfriNIC addresses announced to Internet: 2483712
Equivalent to 0 /8s, 37 /16s and 230 /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
7497 447 180 24 CSTNET-AS-AP Computer Network Information
7575 334 330 121 AARNET-AS-AP Australian Academic and Rese
1237 193 74 145 KREONET-AS-KR KISTI, KR
55824 132 18 19 NKN-CORE-NW NKN Core Network, IN
4538 129 4192 72 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
24313 70 16 1 NSW-DET-AS NSW Department of Education, A
4621 69 37 10 UNINET-AS-AP UNINET-, TH
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
2697 58 4 34 ERX-ERNET-AS Education and Research Netwo
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2152 232 507 98 CENIC-2152, US
668 205 648 174 DNIC-AS-00668, US
5786 198 16 1 UPRENET, PR
376 191 162 148 RISQ-AS, CA
2920 175 34 7 LACOE, US
18558 140 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
1 128 2 49 LVLT-1, US
270 117 328 81 AS270, US
23024 96 7 21 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1899 250 DFN Verein zur Foerderung eines Deutschen
786 184 1767 181 JANET Jisc Services Limited, GB
8895 136 24 5 ISU Internet Services Unit ISU, SA
559 113 533 103 SWITCH Peering requests: peering at switch.c
1103 97 2015 84 SURFNET-NL SURFnet, The Netherlands, NL
2614 90 26 70 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnolog
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 76 26 66 NIKS, RU
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 198 176 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco, M
11340 109 25 52 Red Universitaria Nacional, CL
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 49 5 17 CEDIA, EC
19611 48 17 2 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 Red de Interconexion Universitaria, AR
2715 45 99 34 Fundacao Carlos Chagas Filho de Amparo a
3596 40 8 4 Universidad Autonoma Metropolitana, MX
28614 38 2 2 Fundacao Universidade Regional de Blumena
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 532 82 3 KENET-AS, KE
2018 377 319 71 TENET-1, ZA
8094 47 48 18 PUKNET, ZA
37182 38 8 1 TERNET, TZ
327700 33 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37661 13 8 5 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37215 7 8 1 MAREN, MW
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 532 82 3 KENET-AS, KE
7497 447 180 24 CSTNET-AS-AP Computer Network Information
2018 377 319 71 TENET-1, ZA
7575 334 330 121 AARNET-AS-AP Australian Academic and Rese
680 283 1899 250 DFN Verein zur Foerderung eines Deutschen
2152 232 507 98 CENIC-2152, US
668 205 648 174 DNIC-AS-00668, US
1916 198 176 43 Rede Nacional de Ensino e Pesquisa, BR
5786 198 16 1 UPRENET, PR
1237 193 74 145 KREONET-AS-KR KISTI, KR
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 447 423 CSTNET-AS-AP Computer Network Information Cente
2018 377 306 TENET-1, ZA
7575 334 213 AARNET-AS-AP Australian Academic and Research N
5786 198 197 UPRENET, PR
2920 175 168 LACOE, US
1916 198 155 Rede Nacional de Ensino e Pesquisa, BR
18558 140 136 NETBLK-RCOEK, US
2152 232 134 CENIC-2152, US
8895 136 131 ISU Internet Services Unit ISU, SA
55824 132 113 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/UniGuam/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/UniGuam/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/21 Origin: 37661 NRaE1-AS, NG
164.160.192.0/21 Transit: 37288 WACREN, SN
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/UniGuam/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 /11:2 /12:10
/13:17 /14:31 /15:117 /16:1816 /17:383 /18:417
/19:541 /20:828 /21:815 /22:1308 /23:1432 /24:10437
/25:39 /26:47 /27:97 /28:33 /29:69 /30:25
/31:9 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 509 532 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
1 42 128 LVLT-1, US
1916 39 198 Rede Nacional de Ensino e Pesquisa, BR
23024 38 96 OCDE, US
37182 37 38 TERNET, TZ
32440 36 63 LONI, US
3267 35 76 NIKS, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 4:2 5:15 6:4 8:2 12:1
14:92 23:6 24:1 31:1 35:4 37:8
38:10 40:1 41:251 42:10 44:4 45:46
46:5 47:1 49:10 50:3 52:1 58:1
59:19 60:6 61:3 62:8 63:33 64:45
65:1 66:42 67:44 68:19 69:19 70:2
71:1 72:7 74:51 76:42 77:10 78:3
79:10 80:13 81:24 82:6 83:7 84:8
85:33 86:5 87:1 89:11 91:49 92:2
93:13 94:2 95:2 96:5 97:2 98:2
101:1 102:6 103:304 104:78 108:10 109:7
111:16 113:3 114:24 116:8 117:61 118:34
119:23 121:27 122:8 123:8 124:42 125:5
128:81 129:34 130:96 131:61 132:66 134:106
136:199 137:185 138:66 139:16 140:36 141:1
142:24 143:24 144:23 145:2 146:135 147:56
148:193 149:14 150:39 151:11 152:135 153:78
154:36 155:55 156:133 157:18 158:35 159:121
160:4 161:13 162:36 163:53 164:14 165:48
166:1 167:10 168:119 169:6 170:89 171:1
172:2 173:6 175:29 176:8 177:6 179:13
180:16 181:1 182:12 184:7 185:53 186:3
187:20 188:13 189:3 190:19 191:13 192:1420
193:258 194:124 195:65 196:147 197:317 198:532
199:283 200:289 201:38 202:468 203:442 204:361
205:127 206:209 207:230 208:65 209:114 210:219
211:14 212:162 213:6 214:8 216:81 217:9
218:22 219:1 220:17 222:2 223:14
End of report
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