[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (R&E) view

REN Routing Table Report cscora at frr.nsrc.org
Fri Aug 19 21:21:22 UTC 2022


IPv4 R&E Routing Table Report   21:20 GMT Fri 19 Aug, 2022

  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:                               20149
    Prefixes after maximum aggregation (per Origin AS):           11178
    Deaggregation factor:                                          1.80
    Unique aggregates announced (without unneeded subnets):       13149
    Number of IPv4 prefixes with a valid ROA:                      7362
    Number of IPv4 prefixes with an invalid ROA:                     76
    Number of IPv4 prefixes with no ROA:                          12711
Total ASes present in the Internet Routing Table:                  2303
    Prefixes per ASN:                                              8.75
Origin-only ASes present in the Internet Routing Table:            1946
Origin ASes announcing only one prefix:                             890
Transit ASes present in the Internet Routing Table:                 357
Transit-only ASes present in the Internet Routing Table:             71
Paths with bogon ASNs present in the IPv4 Routing Table:             69
Average AS path length visible in the Internet Routing Table:       5.1
    Max AS path length visible:                                      18
    Max AS path prepend of ASN ( 10497)                              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:                      40016
Number of 32-bit ASNs visible in the Routing Table:                 509
Prefixes from 32-bit ASNs in the Routing Table:                    1457
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:              3
Number of addresses announced to Internet:                    219244180
    Equivalent to 13 /8s, 17 /16s and 102 /24s
    Percentage of available address space announced:                5.9
    Percentage of allocated address space announced:                5.9
    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:        2640

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4509
    Total APNIC prefixes after maximum aggregation:                2206
    APNIC Deaggregation factor:                                    2.04
Prefixes being announced from the APNIC address blocks:            4572
    Unique aggregates announced from the APNIC address blocks:     2537
APNIC Region origin ASes present in the Internet Routing Table:     518
    APNIC Prefixes per ASN:                                        8.83
APNIC Region origin ASes announcing only one prefix:                224
APNIC Region transit ASes present in the Internet Routing Table:     64
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         18
Number of APNIC region 32-bit ASNs visible in the Routing Table:    192
Number of APNIC addresses announced to Internet:               45519212
    Equivalent to 2 /8s, 182 /16s and 145 /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:                     10048
    Total ARIN prefixes after maximum aggregation:                 5529
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:             9860
    Unique aggregates announced from the ARIN address blocks:      6698
ARIN Region origin ASes present in the Internet Routing Table:      933
    ARIN Prefixes per ASN:                                        10.57
ARIN Region origin ASes announcing only one prefix:                 332
ARIN Region transit ASes present in the Internet Routing Table:     151
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          15
Number of ARIN region 32-bit ASNs visible in the Routing Table:     127
Number of ARIN addresses announced to Internet:               111346296
    Equivalent to 6 /8s, 163 /16s and 2 /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:                      3406
    Total RIPE prefixes after maximum aggregation:                 2701
    RIPE Deaggregation factor:                                     1.26
Prefixes being announced from the RIPE address blocks:             3522
    Unique aggregates announced from the RIPE address blocks:      2855
RIPE Region origin ASes present in the Internet Routing Table:      613
    RIPE Prefixes per ASN:                                         5.75
RIPE Region origin ASes announcing only one prefix:                 267
RIPE Region transit ASes present in the Internet Routing Table:      93
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          16
Number of RIPE region 32-bit ASNs visible in the Routing Table:     120
Number of RIPE addresses announced to Internet:                55948032
    Equivalent to 3 /8s, 85 /16s and 179 /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:                    1254
    Total LACNIC prefixes after maximum aggregation:                505
    LACNIC Deaggregation factor:                                   2.48
Prefixes being announced from the LACNIC address blocks:           1264
    Unique aggregates announced from the LACNIC address blocks:     720
LACNIC Region origin ASes present in the Internet Routing Table:    128
    LACNIC Prefixes per ASN:                                       9.88
LACNIC Region origin ASes announcing only one prefix:                54
LACNIC Region transit ASes present in the Internet Routing Table:    22
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        13
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    56
Number of LACNIC addresses announced to Internet:               3929136
    Equivalent to 0 /8s, 59 /16s and 244 /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:                    928
    Total AfriNIC prefixes after maximum aggregation:               233
    AfriNIC Deaggregation factor:                                  3.98
Prefixes being announced from the AfriNIC address blocks:           928
    Unique aggregates announced from the AfriNIC address blocks:    336
AfriNIC Region origin ASes present in the Internet Routing Table:    37
    AfriNIC Prefixes per ASN:                                     25.08
AfriNIC Region origin ASes announcing only one prefix:               13
AfriNIC Region transit ASes present in the Internet Routing Table:   10
Average AfriNIC Region AS path length visible:                      4.8
    Max AfriNIC Region AS path length visible:                       14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   14
Number of AfriNIC addresses announced to Internet:              2500864
    Equivalent to 0 /8s, 38 /16s and 41 /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         576       2155     456  SINET-AS Research Organization of Infor
  7497         434        182      24  CSTNET-AS-AP Computer Network Informati
  7575         349        330     127  AARNET-AS-AP Australian Academic and Re
  1237         192         74     134  KREONET-AS-KR KISTI, KR
 58647         175         18       2  KAGAWAU-AS Kagawa University, JP
  4538         128       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         115         18      11  NKN-CORE-NW NKN Core Network, IN
 24313          82         16       1  NSW-DET-AS NSW Department of Education,
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR

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
 16509        2967       4590    1347  AMAZON-02, US
 14618         624       3991     482  AMAZON-AES, US
   668         219        703     181  DNIC-AS-00668, US
   376         203        178     152  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  2152         182        507      92  CSUNET-NW, US
 18558         136         18       4  NETBLK-RCOEK, US
     1         122          2      46  LVLT-1, US
   270         120        329      85  AS270, US
  2920         119         34       9  LACOE, 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         282       1951     250  DFN Verein zur Foerderung eines Deutsch
   786         186       1775     183  JANET Jisc Services Limited, GB
  8895         178         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          97       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
  2614          95         27      75  ROEDUNET, RO
   137          82        677      77  ASGARR Consortium GARR, IT
   553          73        449      73  BELWUE BelWue-Koordination, DE
  2200          64        599      59  FR-RENATER Reseau National de telecommu
  1930          58         81      53  RCCN Fundacao para a Ciencia e a Tecnol

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         176        208      44  Rede Nacional de Ensino e Pesquisa, BR
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          93          8      53  Red Universitaria Nacional, CL
  2715          59        102      39  Fundacao Carlos Chagas Filho de Amparo 
  1251          58         37      19  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
 61468          45          3      15  CEDIA, EC
 28571          41         40      18  UNIVERSIDADE DE SAO PAULO, BR
 19611          37         17       2  Associacao Antonio Vieira - Unisinos, B
 28614          37          2       2  Fundacao Universidade Regional de Blume
263282          37          5      12  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA

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
  2018         375        319      73  TENET-1, ZA
 36914         233         82       3  KENET-AS, KE
  2561          67          4      32  EUN, EG
  8094          48         48      15  PUKNET, ZA
327687          35          4      30  RENU, UG
327700          34         16       1  MoRENet, MZ
  6879          24          2       9  ENSTINET-, EG
 37182          19          1      13  TERNET, TZ
 37501          11         49       6  UOFS, ZA
 37074          10          7       7  UG-AS, GH

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
 16509        2967       4590    1347  AMAZON-02, US
 14618         624       3991     482  AMAZON-AES, US
  2907         576       2155     456  SINET-AS Research Organization of Infor
  7497         434        182      24  CSTNET-AS-AP Computer Network Informati
  2018         375        319      73  TENET-1, ZA
  7575         349        330     127  AARNET-AS-AP Australian Academic and Re
   680         282       1951     250  DFN Verein zur Foerderung eines Deutsch
 36914         233         82       3  KENET-AS, KE
   668         219        703     181  DNIC-AS-00668, US
   376         203        178     152  RISQ-AS, CA

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         434          410  CSTNET-AS-AP Computer Network Information Cente
  2018         375          302  TENET-1, ZA
 36914         233          230  KENET-AS, KE
  7575         349          222  AARNET-AS-AP Australian Academic and Research N
  5786         200          199  UPRENET, PR
  8895         178          174  ISU Internet Services Unit ISU, SA
 58647         175          173  KAGAWAU-AS Kagawa University, JP
 14618         624          142  AMAZON-AES, US
  1916         176          132  Rede Nacional de Ensino e Pesquisa, BR
 18558         136          132  NETBLK-RCOEK, US

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
    394607  UNALLOCATED  104.249.65.0/24          23024  OCDE, US
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     22226  UNALLOCATED  156.1.0.0/16              2152  CSUNET-NW, US
    394607  UNALLOCATED  216.100.93.0/24          23024  OCDE, US

Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.127.133.128/25        11096  FLORIDANET, US

Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
100.127.133.128/25   Origin:     11096  FLORIDANET, US
100.127.133.128/25  Transit:      2153  CSUNET-NE, US
198.135.168.0/24     Origin:     14618  AMAZON-AES, US
198.135.168.0/24    Transit:     16509  AMAZON-02, US
216.169.147.0/24     Origin:     14618  AMAZON-AES, US
216.169.147.0/24    Transit:     16509  AMAZON-02, US

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       /10:2       /11:3       /12:17      
/13:25      /14:55      /15:170     /16:1785    /17:419     /18:427     
/19:503     /20:870     /21:923     /22:1448    /23:1592    /24:11427   
/25:90      /26:56      /27:153     /28:58      /29:83      /30:25      
/31:2       /32:15      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 16509         474        2967  AMAZON-02, US
 36914         220         233  KENET-AS, KE
 14618         207         624  AMAZON-AES, US
  8895         173         178  ISU Internet Services Unit ISU, SA
 32440          75          90  LONI, US
 23024          53         114  OCDE, US
     1          38         122  LVLT-1, US
 25977          31          45  HCCS, US
 28614          31          37  Fundacao Universidade Regional de Blumenau, BR
200521          31          52  SEAP-AGE, ES

Complete listing at https://bgp.nsrc.org/REN/UniGuam/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:3         3:84        4:2         5:16        6:4         8:1      
  13:81       14:85       15:88       16:5        18:63       23:47     
  24:3        31:7        35:10       37:7        38:7        41:131    
  42:10       44:5        45:42       46:10       47:1        49:10     
  50:8        52:753      54:256      58:2        59:4        60:4      
  61:3        62:10       63:8        64:113      65:18       66:41     
  67:58       68:6        69:43       70:28       71:23       72:16     
  74:35       76:43       77:9        78:2        79:10       80:18     
  81:25       82:7        83:4        84:8        85:32       86:6      
  87:2        88:1        89:11       91:52       92:1        93:10     
  94:5        95:2        96:6        97:1        98:13       99:64     
 101:6       102:10      103:294     104:107     107:1       108:18     
 109:12      110:4       111:1       113:1       114:23      115:1      
 116:8       117:61      118:2       119:24      121:13      122:3      
 123:8       124:39      125:4       128:64      129:45      130:146    
 131:48      132:46      133:145     134:43      135:2       136:216    
 137:220     138:22      139:25      140:55      141:5       142:51     
 143:35      144:45      145:1       146:128     147:37      148:200    
 149:14      150:127     151:7       152:81      153:90      154:28     
 155:70      156:69      157:29      158:47      159:164     160:30     
 161:29      162:45      163:82      164:21      165:61      166:1      
 167:22      168:148     169:11      170:72      172:8       173:17     
 174:1       175:30      176:12      177:11      178:2       179:7      
 180:18      181:1       182:7       184:2       185:60      186:3      
 187:19      188:13      189:3       190:16      191:36      192:1249   
 193:307     194:121     195:83      196:160     197:137     198:356    
 199:205     200:179     201:38      202:483     203:318     204:312    
 205:126     206:170     207:170     208:107     209:115     210:180    
 211:13      212:169     213:16      214:8       216:124     217:11     
 218:22      219:6       220:17      222:5       223:4      

End of report


More information about the ren-bgp-stats-all mailing list