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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 3 21:31:06 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Thu 03 Jul, 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:                             1022854
    Prefixes after maximum aggregation (per Origin AS):          383218
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      485854
    Number of IPv4 prefixes with a valid ROA:                    573010
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         449824
Total ASes present in the Internet Routing Table:                 77128
    Prefixes per ASN:                                             13.26
Origin-only ASes present in the Internet Routing Table:           65975
Origin ASes announcing only one prefix:                           26521
Transit ASes present in the Internet Routing Table:               11153
Transit-only ASes present in the Internet Routing Table:            578
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:              1112
    Number of instances of unregistered ASNs:                      1148
Number of 32-bit ASNs allocated by the RIRs:                      46744
Number of 32-bit ASNs visible in the Routing Table:               38546
Prefixes from 32-bit ASNs in the Routing Table:                  213548
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:            314
Number of addresses announced to Internet:                   3111653377
    Equivalent to 185 /8s, 120 /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:      335175

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

Prefixes being announced by APNIC Region ASes:                   273568
    Total APNIC prefixes after maximum aggregation:               78351
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          264418
    Unique aggregates announced from the APNIC address blocks:   104980
APNIC Region origin ASes present in the Internet Routing Table:   14782
    APNIC Prefixes per ASN:                                       17.89
APNIC Region origin ASes announcing only one prefix:               4479
APNIC Region transit ASes present in the Internet Routing Table:   2001
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:  10247
Number of APNIC addresses announced to Internet:              754506048
    Equivalent to 44 /8s, 248 /16s and 217 /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:                    295414
    Total ARIN prefixes after maximum aggregation:               131840
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296575
    Unique aggregates announced from the ARIN address blocks:    140528
ARIN Region origin ASes present in the Internet Routing Table:    19244
    ARIN Prefixes per ASN:                                        15.41
ARIN Region origin ASes announcing only one prefix:                7029
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:              1349201152
    Equivalent to 80 /8s, 107 /16s and 45 /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:                    282849
    Total RIPE prefixes after maximum aggregation:               135835
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281849
    Unique aggregates announced from the RIPE address blocks:    177055
RIPE Region origin ASes present in the Internet Routing Table:    28961
    RIPE Prefixes per ASN:                                         9.73
RIPE Region origin ASes announcing only one prefix:               12006
RIPE Region transit ASes present in the Internet Routing Table:    4013
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:   12541
Number of RIPE addresses announced to Internet:               731414209
    Equivalent to 43 /8s, 152 /16s and 126 /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:                  132738
    Total LACNIC prefixes after maximum aggregation:              29732
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         129086
    Unique aggregates announced from the LACNIC address blocks:   49010
LACNIC Region origin ASes present in the Internet Routing Table:  11285
    LACNIC Prefixes per ASN:                                      11.44
LACNIC Region origin ASes announcing only one prefix:              2356
LACNIC Region transit ASes present in the Internet Routing Table:  2544
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9233
Number of LACNIC addresses announced to Internet:             171196160
    Equivalent to 10 /8s, 52 /16s and 63 /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:                  37173
    Total AfriNIC prefixes after maximum aggregation:              6737
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         50612
    Unique aggregates announced from the AfriNIC address blocks:  13993
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     26.32
AfriNIC Region origin ASes announcing only one prefix:              651
AfriNIC Region transit ASes present in the Internet Routing Table:  383
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1286
Number of AfriNIC addresses announced to Internet:            105133824
    Equivalent to 6 /8s, 68 /16s and 55 /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       11710       8919     170  CHINAMOBILE-CN China Mobile Communication
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4378       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4367        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4353        536     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3940       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2897        861     525  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2564        832     219  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       13604      40951    5233  AMAZON-02, US
   174        5267       8766     860  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3338       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3226      54767    2477  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        2984       1250    2214  AKAMAI-AS, US
  4155        2840        216    1736  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        7654       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3969       3396     140  AKAMAI-ASN1, NL
  9009        3781        351    2108  M247, RO
 12389        3125       2305     883  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     583  TELLCOM-AS, TR
  5384        2383        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2351        169    1718  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1593       1852      14  TE-AS TE-AS, EG

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       12276       3256     575  UNINET, MX
 10620        3508        481    1019  Telmex Colombia S.A., CO
 13999        2539        538     356  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1369       2435     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1195        371      22  Telefonica del Peru S.A.A., PE
 11664        1157        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1064         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1022        373     162  Axtel, S.A.B. de C.V., MX

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        1784        604      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        1108       1100      18  MOBINIL, EG
 36935         939        520      44  Vodafone-, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 36914         573         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       13604      40951    5233  AMAZON-02, US
  8151       12276       3256     575  UNINET, MX
  9808       11710       8919     170  CHINAMOBILE-CN China Mobile Communication
 12479        7654       1713     148  UNI2-AS, ES
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5267       8766     860  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        4378       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       12276        11701  UNINET, MX
  9808       11710        11540  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7654         7506  UNI2-AS, ES
  7545        6136         5523  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        5267         4407  COGENT-174, US
 18403        4367         4342  FPT-AS-AP FPT Telecom Company, VN
 45899        4378         4322  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      /12:299     
/13:586     /14:1215    /15:2173    /16:13911   /17:8515    /18:14388   
/19:25455   /20:46276   /21:53770   /22:114801  /23:109228  /24:631332  
/25:131     /26:111     /27:99      /28:19      /29:75      /30:8       
/31:0       /32:299     

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

   ASN  No of nets  Total ann.  Description
 12479        6577        7654  UNI2-AS, ES
  8151        6462       12276  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        2491        3338  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2348       13604  AMAZON-02, US
 30036        2263        2604  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2195        3508  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)
----------------------------------------------

   1:2456      2:1608      3:825       4:12        5:5219      6:162    
   7:6         8:1605      9:1        11:172      12:1344     13:452    
  14:2611     15:363      16:285      17:386      18:895      20:582    
  21:4        22:188      23:7722     24:2825     25:2        27:2846   
  29:19       31:3454     32:47       33:1        34:84       35:259    
  36:3292     37:4688     38:10474    39:916      40:230      41:4455   
  42:1916     43:2765     44:380      45:19505    46:5249     47:343    
  49:1848     50:1896     51:592      52:1555     54:321      55:1103   
  56:11       57:277      58:2299     59:1368     60:1205     61:3172   
  62:3041     63:1814     64:5579     65:2197     66:4793     67:3129   
  68:1102     69:4028     70:1058     71:629      72:2952     74:2820   
  75:1524     76:608      77:2870     78:1897     79:1754     80:2243   
  81:2106     82:3192     83:1561     84:1891     85:3467     86:1185   
  87:2413     88:1371     89:4492     90:777      91:8516     92:2820   
  93:2984     94:4195     95:4422     96:1500     97:310      98:958    
  99:691     100:72      101:1446    102:4285    103:32867   104:5224   
 105:1186    106:989     107:2640    108:1275    109:4234    110:2295   
 111:3302    112:2215    113:1906    114:2000    115:2284    116:2144   
 117:2602    118:3018    119:2030    120:2168    121:1406    122:2938   
 123:2647    124:1765    125:2924    126:91      128:1684    129:976    
 130:1326    131:2127    132:791     133:451     134:1576    135:392    
 136:1394    137:1265    138:3012    139:1667    140:1651    141:1517   
 142:1941    143:1986    144:1169    145:562     146:2198    147:2113   
 148:2709    149:3000    150:1288    151:2174    152:2112    153:590    
 154:8058    155:1793    156:3210    157:1944    158:1332    159:2511   
 160:3699    161:1903    162:3904    163:2241    164:1904    165:2092   
 166:1517    167:2029    168:4173    169:790     170:5398    171:1020   
 172:4432    173:3389    174:919     175:1349    176:3828    177:5432   
 178:4033    179:2489    180:2678    181:4247    182:3524    183:2221   
 184:2120    185:21908   186:5535    187:4902    188:4443    189:4526   
 190:9877    191:1586    192:11361   193:9541    194:7973    195:5794   
 196:3417    197:3408    198:6120    199:8586    200:8679    201:6517   
 202:10978   203:10951   204:4593    205:3642    206:4522    207:3555   
 208:4305    209:5132    210:4984    211:2780    212:4660    213:3855   
 214:1016    215:46      216:6834    217:3399    218:1433    219:610    
 220:2148    221:1156    222:967     223:2606   

End of report


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