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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 25 21:31:05 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Wed 25 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:                             1013243
    Prefixes after maximum aggregation (per Origin AS):          382657
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      483709
    Number of IPv4 prefixes with a valid ROA:                    563901
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449324
Total ASes present in the Internet Routing Table:                 77076
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65967
Origin ASes announcing only one prefix:                           26790
Transit ASes present in the Internet Routing Table:               11109
Transit-only ASes present in the Internet Routing Table:            573
Paths with bogon ASNs present in the IPv4 Routing Table:             60
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      80
    Max AS path prepend of ASN (133647)                              73
Prefixes from unregistered ASNs in the Routing Table:              1102
    Number of instances of unregistered ASNs:                      1135
Number of 32-bit ASNs allocated by the RIRs:                      46645
Number of 32-bit ASNs visible in the Routing Table:               38489
Prefixes from 32-bit ASNs in the Routing Table:                  209224
Number of bogon 32-bit ASNs visible in the Routing Table:            82
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            315
Number of addresses announced to Internet:                   3111592000
    Equivalent to 185 /8s, 119 /16s and 32 /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:      329878

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

Prefixes being announced by APNIC Region ASes:                   272869
    Total APNIC prefixes after maximum aggregation:               78466
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          263864
    Unique aggregates announced from the APNIC address blocks:   104674
APNIC Region origin ASes present in the Internet Routing Table:   14762
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4478
APNIC Region transit ASes present in the Internet Routing Table:   1997
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:  10221
Number of APNIC addresses announced to Internet:              754229568
    Equivalent to 44 /8s, 244 /16s and 161 /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:                    294467
    Total ARIN prefixes after maximum aggregation:               131447
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295956
    Unique aggregates announced from the ARIN address blocks:    139808
ARIN Region origin ASes present in the Internet Routing Table:    19242
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7023
ARIN Region transit ASes present in the Internet Routing Table:    2001
Average ARIN Region AS path length visible:                         4.8
    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:              1349753856
    Equivalent to 80 /8s, 115 /16s and 156 /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:                    281115
    Total RIPE prefixes after maximum aggregation:               135403
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279819
    Unique aggregates announced from the RIPE address blocks:    176290
RIPE Region origin ASes present in the Internet Routing Table:    28934
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               12023
RIPE Region transit ASes present in the Internet Routing Table:    4007
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12519
Number of RIPE addresses announced to Internet:               731292608
    Equivalent to 43 /8s, 150 /16s and 163 /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:                  127264
    Total LACNIC prefixes after maximum aggregation:              29938
    LACNIC Deaggregation factor:                                   4.25
Prefixes being announced from the LACNIC address blocks:         123675
    Unique aggregates announced from the LACNIC address blocks:   48926
LACNIC Region origin ASes present in the Internet Routing Table:  11282
    LACNIC Prefixes per ASN:                                      10.96
LACNIC Region origin ASes announcing only one prefix:              2594
LACNIC Region transit ASes present in the Internet Routing Table:  2526
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9225
Number of LACNIC addresses announced to Internet:             171230784
    Equivalent to 10 /8s, 52 /16s and 198 /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:                  36426
    Total AfriNIC prefixes after maximum aggregation:              6660
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         49614
    Unique aggregates announced from the AfriNIC address blocks:  13722
AfriNIC Region origin ASes present in the Internet Routing Table:  1921
    AfriNIC Prefixes per ASN:                                     25.83
AfriNIC Region origin ASes announcing only one prefix:              672
AfriNIC Region transit ASes present in the Internet Routing Table:  383
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet:            104929792
    Equivalent to 6 /8s, 65 /16s and 26 /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       11516       8918     166  CHINAMOBILE-CN China Mobile Communication
  7545        6143        845     643  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4402       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4358        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4335        535     310  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3947       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3699       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2891        856     529  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2420        831     218  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       13611      40954    5218  AMAZON-02, US
   174        5338       8743     858  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3349       3016     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3193       3854     428  GOOGLE-CLOUD-PLATFORM, US
 16625        2993       1252    2220  AKAMAI-AS, US
 36352        2836        231     858  AS-COLOCROSSING, 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        7674       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        3958       3395     139  AKAMAI-ASN1, NL
  9009        3912        359    2111  M247, RO
 12389        3120       2304     885  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2417        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2401        361     581  TELLCOM-AS, TR
212238        2326        170    1707  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       12220       3255     576  UNINET, MX
 10620        3504        481    1016  Telmex Colombia S.A., CO
 13999        2539        538     354  Mega Cable, S.A. de C.V., MX
 11830        1978        369      64  Instituto Costarricense de Electricidad y
 28573        1371       2436     260  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1197        371      22  Telefonica del Peru S.A.A., PE
 22884        1065         68     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1052       2487      55  TIM SA, BR
  6503        1025        373     169  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        1822        644      27  RAYA-AS, EG
 24863        1623        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        1076        523      47  Vodafone-, EG
 36914         574         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 15399         540         57      59  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       13611      40954    5218  AMAZON-02, US
  8151       12220       3255     576  UNINET, MX
  9808       11516       8918     166  CHINAMOBILE-CN China Mobile Communication
 12479        7674       1713     148  UNI2-AS, ES
  7545        6143        845     643  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5338       8743     858  COGENT-174, US
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4781        317     604  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 45899        4402       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       12220        11644  UNINET, MX
  9808       11516        11350  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7674         7526  UNI2-AS, ES
  7545        6143         5500  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886         4811  ERX-CERNET-BKB China Education and Research Net
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5338         4480  COGENT-174, US
 45899        4402         4346  VNPT-AS-VN VNPT Corp, VN
 18403        4358         4333  FPT-AS-AP FPT Telecom Company, 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     /14:1215    /15:2173    /16:13956   /17:8516    /18:14342   
/19:25441   /20:46179   /21:53519   /22:114241  /23:106848  /24:625025  
/25:127     /26:112     /27:98      /28:19      /29:75      /30:8       
/31:0       /32:300     

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

   ASN  No of nets  Total ann.  Description
 12479        6595        7674  UNI2-AS, ES
  8151        6433       12220  UNINET, MX
 11492        3577        4781  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3431        3636  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2501        3349  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2349       13611  AMAZON-02, US
 30036        2258        2599  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2191        3504  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)
----------------------------------------------

   1:2448      2:1607      3:822       4:12        5:4810      6:162    
   7:6         8:1601      9:1        11:172      12:1346     13:439    
  14:2596     15:364      16:285      17:383      18:921      20:574    
  21:4        22:188      23:7645     24:2874     25:2        27:2837   
  29:19       31:3431     32:45       33:1        34:84       35:258    
  36:3201     37:4633     38:10510    39:915      40:195      41:4385   
  42:1914     43:2731     44:380      45:19053    46:5215     47:345    
  49:1955     50:1889     51:592      52:1559     54:323      55:1100   
  56:11       57:277      58:2320     59:1334     60:1203     61:3160   
  62:3021     63:1803     64:5538     65:2182     66:4681     67:3087   
  68:1120     69:3949     70:1072     71:631      72:2865     74:2809   
  75:1515     76:607      77:2758     78:1891     79:1743     80:2248   
  81:2084     82:3183     83:1494     84:1883     85:3450     86:1186   
  87:2413     88:1357     89:4441     90:777      91:8478     92:2803   
  93:2967     94:4177     95:4424     96:1476     97:310      98:984    
  99:685     100:72      101:1447    102:4078    103:32881   104:5217   
 105:1191    106:981     107:2656    108:1258    109:4186    110:2291   
 111:3356    112:2185    113:1903    114:2020    115:2240    116:2149   
 117:2590    118:2977    119:2033    120:2142    121:1459    122:2933   
 123:2638    124:1731    125:2927    126:93      128:1666    129:968    
 130:1315    131:2081    132:788     133:451     134:1561    135:392    
 136:1351    137:1265    138:2918    139:1661    140:1628    141:1515   
 142:1917    143:1917    144:1170    145:553     146:2207    147:2119   
 148:2707    149:2989    150:1290    151:2109    152:2083    153:589    
 154:7954    155:1772    156:3009    157:1928    158:1319    159:2503   
 160:3631    161:1873    162:3897    163:2241    164:1867    165:2045   
 166:1507    167:2010    168:4102    169:791     170:5253    171:1031   
 172:4453    173:3354    174:919     175:1353    176:3792    177:4940   
 178:3818    179:2382    180:2718    181:4155    182:3495    183:2225   
 184:2105    185:21807   186:5283    187:4686    188:4439    189:4388   
 190:9725    191:1546    192:11352   193:9507    194:7994    195:5747   
 196:3331    197:3261    198:6118    199:8570    200:8441    201:6457   
 202:10889   203:10980   204:4574    205:3643    206:4553    207:3521   
 208:4312    209:5155    210:4952    211:2764    212:4643    213:3795   
 214:1014    215:48      216:6801    217:3377    218:1430    219:600    
 220:2089    221:1158    222:977     223:2583   

End of report


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