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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 14 21:21:22 UTC 2024


IPv4 R&E Routing Table Report   21:20 GMT Sun 14 Jul, 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:                               14930
    Prefixes after maximum aggregation (per Origin AS):            8264
    Deaggregation factor:                                          1.81
    Unique aggregates announced (without unneeded subnets):        9476
    Number of IPv4 prefixes with a valid ROA:                      5257
    Number of IPv4 prefixes with an invalid ROA:                      0
    Number of IPv4 prefixes with no ROA:                           9673
Total ASes present in the Internet Routing Table:                  2168
    Prefixes per ASN:                                              6.89
Origin-only ASes present in the Internet Routing Table:            1834
Origin ASes announcing only one prefix:                             809
Transit ASes present in the Internet Routing Table:                 334
Transit-only ASes present in the Internet Routing Table:             87
Paths with bogon ASNs present in the IPv4 Routing Table:             74
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      17
    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:                      44976
Number of 32-bit ASNs visible in the Routing Table:                 513
Prefixes from 32-bit ASNs in the Routing Table:                    1488
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:              1
Number of addresses announced to Internet:                    161560780
    Equivalent to 9 /8s, 161 /16s and 56 /24s
    Percentage of available address space announced:                4.4
    Percentage of allocated address space announced:                4.4
    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:        1986

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

Prefixes being announced by APNIC Region ASes:                     2937
    Total APNIC prefixes after maximum aggregation:                1267
    APNIC Deaggregation factor:                                    2.32
Prefixes being announced from the APNIC address blocks:            2938
    Unique aggregates announced from the APNIC address blocks:     1434
APNIC Region origin ASes present in the Internet Routing Table:     392
    APNIC Prefixes per ASN:                                        7.49
APNIC Region origin ASes announcing only one prefix:                171
APNIC Region transit ASes present in the Internet Routing Table:     56
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    176
Number of APNIC addresses announced to Internet:               30382040
    Equivalent to 1 /8s, 207 /16s and 151 /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:                      6339
    Total ARIN prefixes after maximum aggregation:                 3494
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:             6349
    Unique aggregates announced from the ARIN address blocks:      4038
ARIN Region origin ASes present in the Internet Routing Table:      908
    ARIN Prefixes per ASN:                                         6.99
ARIN Region origin ASes announcing only one prefix:                 315
ARIN Region transit ASes present in the Internet Routing Table:     133
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          17
Number of ARIN region 32-bit ASNs visible in the Routing Table:     138
Number of ARIN addresses announced to Internet:                69271236
    Equivalent to 4 /8s, 32 /16s and 254 /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:                      3321
    Total RIPE prefixes after maximum aggregation:                 2665
    RIPE Deaggregation factor:                                     1.25
Prefixes being announced from the RIPE address blocks:             3311
    Unique aggregates announced from the RIPE address blocks:      2748
RIPE Region origin ASes present in the Internet Routing Table:      597
    RIPE Prefixes per ASN:                                         5.55
RIPE Region origin ASes announcing only one prefix:                 257
RIPE Region transit ASes present in the Internet Routing Table:      94
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:     130
Number of RIPE addresses announced to Internet:                55535872
    Equivalent to 3 /8s, 79 /16s and 105 /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:                    1319
    Total LACNIC prefixes after maximum aggregation:                518
    LACNIC Deaggregation factor:                                   2.55
Prefixes being announced from the LACNIC address blocks:           1319
    Unique aggregates announced from the LACNIC address blocks:     690
LACNIC Region origin ASes present in the Internet Routing Table:    153
    LACNIC Prefixes per ASN:                                       8.62
LACNIC Region origin ASes announcing only one prefix:                51
LACNIC Region transit ASes present in the Internet Routing Table:    25
Average LACNIC Region AS path length visible:                       6.3
    Max LACNIC Region AS path length visible:                        15
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    58
Number of LACNIC addresses announced to Internet:               4182576
    Equivalent to 0 /8s, 63 /16s and 210 /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:                   1013
    Total AfriNIC prefixes after maximum aggregation:               319
    AfriNIC Deaggregation factor:                                  3.18
Prefixes being announced from the AfriNIC address blocks:          1012
    Unique aggregates announced from the AfriNIC address blocks:    565
AfriNIC Region origin ASes present in the Internet Routing Table:    30
    AfriNIC Prefixes per ASN:                                     33.73
AfriNIC Region origin ASes announcing only one prefix:               15
AfriNIC Region transit ASes present in the Internet Routing Table:    7
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   11
Number of AfriNIC addresses announced to Internet:              2187008
    Equivalent to 0 /8s, 33 /16s and 95 /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         446        180      24  CSTNET-AS-AP Computer Network Information
  7575         334        330     121  AARNET-AS-AP Australian Academic and Rese
 55824         131         19      19  NKN-CORE-NW NKN Core Network, IN
  4538         128       4192      72  ERX-CERNET-BKB China Education and Resear
 24313          70         16       1  NSW-DET-AS NSW Department of Education, A
  2697          58          4      34  ERX-ERNET-AS Education and Research Netwo
  1659          52       1466      35  ERX-TANET-ASN1 Taiwan Academic Network TA
 38280          50          3       2  MONASHUNI-MY-AS-AP Monash University Sunw
 45773          47          3       4  HECPERN-AS-PK PERN AS Content Servie Prov
  7645          45         32       2  DEAKINUNIVERSITY-AS-AP Deakin University,

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
   668         205        648     174  DNIC-AS-00668, US
   376         202        162     151  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
  2152         187        507      96  CENIC-2152, US
  2920         176         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
 32440         116         35      18  LONI, 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          96       1503      83  SURFNET-NL SURFnet, The Netherlands, NL
  2614          91         26      71  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  RUNNET, 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         158        176      43  Rede Nacional de Ensino e Pesquisa, BR
 28391         153         10      67  Universidad Juarez Autonoma de Tabasco, M
 11340         108          9      52  Red Universitaria Nacional, CL
271640          66          8       1  UNIVERSIDADE FEDERAL DE VICOSA, BR
  4270          48         17       3  Red de Interconexion Universitaria, AR
 19611          48         17       2  Associacao Antonio Vieira - Unisinos, BR
  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
  1251          35         32      25  FUNDACAO DE AMPARO A PESQUISA DO ESTADO S

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         435         34     171  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
  8094          47         48      18  PUKNET, ZA
327700          45         16       1  MoRENet, MZ
  6879          24          2       9  ENSTINET-, EG
 37661          13          8       5  NRaE1-AS, NG
 37182          11          8       1  TERNET, TZ
 37501          11         49       6  UOFS, ZA
 36982           8         33       8  UCT, ZA
 37654           6          1       6  RwEdNet-AS, RW

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
  7497         446        180      24  CSTNET-AS-AP Computer Network Information
 36914         435         34     171  KENET-AS, KE
  2018         381        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
   668         205        648     174  DNIC-AS-00668, US
   376         202        162     151  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
  2152         187        507      96  CENIC-2152, US
   786         184       1767     181  JANET Jisc Services Limited, GB

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  2018         381          310  TENET-1, ZA
 36914         435          264  KENET-AS, KE
  7575         334          213  AARNET-AS-AP Australian Academic and Research N
  5786         198          197  UPRENET, PR
  2920         176          169  LACOE, US
 18558         140          136  NETBLK-RCOEK, US
  8895         136          131  ISU Internet Services Unit ISU, SA
  1916         158          115  Rede Nacional de Ensino e Pesquisa, BR
 55824         131          112  NKN-CORE-NW NKN Core Network, IN
    81         133          100  NCREN, 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
     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

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       /11:1       /12:10      
/13:17      /14:26      /15:113     /16:1515    /17:343     /18:347     
/19:417     /20:671     /21:688     /22:1047    /23:1150    /24:8233    
/25:39      /26:41      /27:130     /28:33      /29:69      /30:25      
/31:9       /32:4       

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

   ASN  No of nets  Total ann.  Description
 36914         428         435  KENET-AS, KE
  8895         131         136  ISU Internet Services Unit ISU, SA
 32440          82         116  LONI, US
     1          42         128  LVLT-1, US
327700          40          45  MoRENet, MZ
 23024          38          96  OCDE, US
  3267          35          76  RUNNET, RU
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
200521          32          54  SEAP-AGE, ES
 25977          30          44  HCCS, US

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

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

   1:1         4:2         5:15        6:4         8:2        14:91     
  23:4        24:1        31:1        35:2        38:9        41:171    
  42:10       44:3        45:37       46:5        47:1        49:10     
  50:3        58:1        59:17       60:6        61:2        62:8      
  63:3        64:17       65:1        66:24       67:42       68:5      
  69:14       70:2        72:5        74:14       76:41       77:10     
  78:2        79:10       80:14       81:22       82:6        83:5      
  84:1        85:29       86:5        87:1        89:9        91:40     
  92:2        93:4        94:2        95:2        96:5        97:2      
  98:2       101:1       102:6       103:264     104:76      108:2      
 109:7       111:16      113:1       116:8       118:34      119:23     
 121:24      122:8       123:8       124:42      125:5       128:60     
 129:31      130:94      131:37      132:63      134:24      136:198    
 137:173     138:65      139:14      140:34      141:1       142:23     
 143:25      144:23      145:1       146:134     147:25      148:192    
 149:11      150:33      151:9       152:133     153:78      154:37     
 155:52      156:133     157:18      158:35      159:120     160:4      
 161:10      162:24      163:49      164:8       165:10      166:1      
 167:14      168:120     169:4       170:85      171:1       172:3      
 173:7       175:29      176:8       177:6       179:14      180:16     
 182:4       184:4       185:42      186:3       187:17      188:12     
 189:3       190:1       191:13      192:1118    193:251     194:114    
 195:59      196:151     197:304     198:345     199:152     200:246    
 201:34      202:258     203:244     204:298     205:97      206:158    
 207:176     208:64      209:113     210:115     211:12      212:160    
 213:5       214:8       216:43      217:9       218:20      220:4      
 222:1       223:14     

End of report


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