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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jun 30 21:31:17 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Mon 30 Jun, 2025

  IPv4 BGP Table (Global) as seen at Guam.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/Guam/

Analysis Summary
----------------

BGP routing table entries examined:                             1021932
    Prefixes after maximum aggregation (per Origin AS):          383185
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      484810
    Number of IPv4 prefixes with a valid ROA:                    570477
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         451436
Total ASes present in the Internet Routing Table:                 77100
    Prefixes per ASN:                                             13.25
Origin-only ASes present in the Internet Routing Table:           65959
Origin ASes announcing only one prefix:                           26508
Transit ASes present in the Internet Routing Table:               11141
Transit-only ASes present in the Internet Routing Table:            573
Paths with bogon ASNs present in the IPv4 Routing Table:             64
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      80
    Max AS path prepend of ASN (133647)                              73
Prefixes from unregistered ASNs in the Routing Table:              1097
    Number of instances of unregistered ASNs:                      1133
Number of 32-bit ASNs allocated by the RIRs:                      46719
Number of 32-bit ASNs visible in the Routing Table:               38519
Prefixes from 32-bit ASNs in the Routing Table:                  212643
Number of bogon 32-bit ASNs visible in the Routing Table:            86
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            303
Number of addresses announced to Internet:                   3111325761
    Equivalent to 185 /8s, 115 /16s and 16 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      334540

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

Prefixes being announced by APNIC Region ASes:                   273675
    Total APNIC prefixes after maximum aggregation:               78575
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          264426
    Unique aggregates announced from the APNIC address blocks:   104919
APNIC Region origin ASes present in the Internet Routing Table:   14755
    APNIC Prefixes per ASN:                                       17.92
APNIC Region origin ASes announcing only one prefix:               4459
APNIC Region transit ASes present in the Internet Routing Table:   1995
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         80
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10215
Number of APNIC addresses announced to Internet:              754430016
    Equivalent to 44 /8s, 247 /16s and 176 /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, 131072-155961
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:                    295070
    Total ARIN prefixes after maximum aggregation:               131475
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296304
    Unique aggregates announced from the ARIN address blocks:    139775
ARIN Region origin ASes present in the Internet Routing Table:    19236
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7024
ARIN Region transit ASes present in the Internet Routing Table:    2004
Average ARIN Region AS path length visible:                         4.9
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5239
Number of ARIN addresses announced to Internet:              1349415424
    Equivalent to 80 /8s, 110 /16s and 114 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    282176
    Total RIPE prefixes after maximum aggregation:               135683
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281121
    Unique aggregates announced from the RIPE address blocks:    176608
RIPE Region origin ASes present in the Internet Routing Table:    28974
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:               12020
RIPE Region transit ASes present in the Internet Routing Table:    4011
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12550
Number of RIPE addresses announced to Internet:               731250113
    Equivalent to 43 /8s, 149 /16s and 253 /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,
                        53/8,  57/8,  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:                  132555
    Total LACNIC prefixes after maximum aggregation:              30014
    LACNIC Deaggregation factor:                                   4.42
Prefixes being announced from the LACNIC address blocks:         128955
    Unique aggregates announced from the LACNIC address blocks:   49379
LACNIC Region origin ASes present in the Internet Routing Table:  11282
    LACNIC Prefixes per ASN:                                      11.43
LACNIC Region origin ASes announcing only one prefix:              2353
LACNIC Region transit ASes present in the Internet Routing Table:  2543
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9228
Number of LACNIC addresses announced to Internet:             170907456
    Equivalent to 10 /8s, 47 /16s and 215 /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:                  37359
    Total AfriNIC prefixes after maximum aggregation:              6712
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         50823
    Unique aggregates announced from the AfriNIC address blocks:  13852
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     26.43
AfriNIC Region origin ASes announcing only one prefix:              652
AfriNIC Region transit ASes present in the Internet Routing Table:  384
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1287
Number of AfriNIC addresses announced to Internet:            105123584
    Equivalent to 6 /8s, 68 /16s and 15 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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
  9808       11562       8919     171  CHINAMOBILE-CN China Mobile Communication
  7545        6114        838     616  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4377       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4355        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4351        535     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3937       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2892        857     527  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2426        832     220  CMNET-JIANGSU-AP China Mobile communicati

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13577      40947    5201  AMAZON-02, US
   174        5281       8769     864  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3343       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        2985       1250    2217  AKAMAI-AS, US
  4155        2838        215    1725  USDA-1, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7673       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3963       3395     139  AKAMAI-ASN1, NL
  9009        3774        351    2100  M247, RO
 12389        3123       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2416        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2401        361     581  TELLCOM-AS, TR
212238        2330        169    1698  CDNEXT, GB
  8452        1624       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12266       3256     576  UNINET, MX
 10620        3506        481    1018  Telmex Colombia S.A., CO
 13999        2539        538     355  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2436     260  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1183        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1065         68     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1055       2487      55  TIM SA, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1823        660      28  RAYA-AS, EG
 24863        1621        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1060        520      44  Vodafone-, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 36914         577         82       3  KENET-AS, KE
 15399         541         57      60  WANANCHI-, KE

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13577      40947    5201  AMAZON-02, US
  8151       12266       3256     576  UNINET, MX
  9808       11562       8919     171  CHINAMOBILE-CN China Mobile Communication
 12479        7673       1713     148  UNI2-AS, ES
  7545        6114        838     616  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5281       8769     864  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4781        317     604  CABLEONE, US
 45899        4377       1874      56  VNPT-AS-VN VNPT Corp, VN

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

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

   ASN  No of nets  Net Savings  Description
  8151       12266        11690  UNINET, MX
  9808       11562        11391  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7673         7525  UNI2-AS, ES
  7545        6114         5498  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886         4811  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5281         4417  COGENT-174, US
 18403        4355         4330  FPT-AS-AP FPT Telecom Company, VN
 45899        4377         4321  VNPT-AS-VN VNPT Corp, VN
 11492        4781         4177  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
    395195  UNALLOCATED  8.38.115.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, US

Complete listing at https://bgp.nsrc.org/REN/Guam/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        /8:16       /9:14      /10:41      /11:92      /12:300     
/13:586     /14:1214    /15:2172    /16:13933   /17:8522    /18:14391   
/19:25462   /20:46295   /21:53804   /22:114926  /23:109193  /24:630232  
/25:128     /26:112     /27:99      /28:19      /29:75      /30:7       
/31:0       /32:299     

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

   ASN  No of nets  Total ann.  Description
 12479        6597        7673  UNI2-AS, ES
  8151        6457       12266  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3431        3637  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2496        3343  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2347       13577  AMAZON-02, US
 30036        2259        2600  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2193        3506  Telmex Colombia S.A., CO

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

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

   1:2447      2:1622      3:817       4:12        5:5043      6:161    
   7:6         8:1603      9:1        11:172      12:1341     13:447    
  14:2609     15:364      16:285      17:383      18:915      20:581    
  21:4        22:188      23:7660     24:2820     25:2        27:2842   
  29:19       31:3442     32:47       33:1        34:84       35:259    
  36:3212     37:4640     38:10457    39:915      40:208      41:4473   
  42:1919     43:2756     44:380      45:19501    46:5243     47:346    
  49:1955     50:1893     51:592      52:1558     54:321      55:1096   
  56:11       57:277      58:2319     59:1333     60:1204     61:3172   
  62:3041     63:1813     64:5546     65:2196     66:4782     67:3121   
  68:1100     69:4013     70:1055     71:630      72:2947     74:2821   
  75:1526     76:608      77:2863     78:1889     79:1754     80:2245   
  81:2101     82:3185     83:1469     84:1888     85:3464     86:1183   
  87:2416     88:1373     89:4436     90:778      91:8487     92:2806   
  93:2970     94:4178     95:4414     96:1498     97:309      98:960    
  99:683     100:72      101:1448    102:4296    103:32855   104:5221   
 105:1186    106:985     107:2651    108:1262    109:4210    110:2291   
 111:3315    112:2169    113:1895    114:2021    115:2289    116:2151   
 117:2598    118:2969    119:2015    120:2153    121:1459    122:2934   
 123:2643    124:1759    125:2925    126:93      128:1690    129:970    
 130:1331    131:2140    132:785     133:451     134:1566    135:391    
 136:1356    137:1265    138:3017    139:1670    140:1646    141:1518   
 142:1939    143:1982    144:1173    145:564     146:2199    147:2114   
 148:2717    149:2991    150:1291    151:2111    152:2110    153:590    
 154:8095    155:1776    156:3159    157:1934    158:1324    159:2510   
 160:3690    161:1872    162:3906    163:2247    164:1896    165:2092   
 166:1513    167:2015    168:4173    169:797     170:5383    171:1022   
 172:4447    173:3384    174:913     175:1353    176:3817    177:5396   
 178:4003    179:2472    180:2718    181:4263    182:3511    183:2216   
 184:2119    185:21906   186:5532    187:4885    188:4424    189:4530   
 190:9873    191:1624    192:11341   193:9538    194:8025    195:5773   
 196:3423    197:3413    198:6122    199:8571    200:8686    201:6517   
 202:10969   203:10938   204:4582    205:3631    206:4514    207:3557   
 208:4300    209:5176    210:4989    211:2766    212:4648    213:3837   
 214:1013    215:46      216:6821    217:3395    218:1435    219:609    
 220:2144    221:1161    222:977     223:2577   

End of report


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