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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 30 21:29:56 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Wed 30 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:                             1013770
    Prefixes after maximum aggregation (per Origin AS):          385061
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      488467
    Number of IPv4 prefixes with a valid ROA:                    568428
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         445323
Total ASes present in the Internet Routing Table:                 77195
    Prefixes per ASN:                                             13.13
Origin-only ASes present in the Internet Routing Table:           66061
Origin ASes announcing only one prefix:                           26896
Transit ASes present in the Internet Routing Table:               11134
Transit-only ASes present in the Internet Routing Table:            574
Paths with bogon ASNs present in the IPv4 Routing Table:             24
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      93
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1117
    Number of instances of unregistered ASNs:                      1152
Number of 32-bit ASNs allocated by the RIRs:                      46974
Number of 32-bit ASNs visible in the Routing Table:               38704
Prefixes from 32-bit ASNs in the Routing Table:                  209405
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:            308
Number of addresses announced to Internet:                   3112855363
    Equivalent to 185 /8s, 138 /16s and 103 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      328755

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

Prefixes being announced by APNIC Region ASes:                   275212
    Total APNIC prefixes after maximum aggregation:               78911
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          266475
    Unique aggregates announced from the APNIC address blocks:   105438
APNIC Region origin ASes present in the Internet Routing Table:   14832
    APNIC Prefixes per ASN:                                       17.97
APNIC Region origin ASes announcing only one prefix:               4501
APNIC Region transit ASes present in the Internet Routing Table:   2000
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10299
Number of APNIC addresses announced to Internet:              754838848
    Equivalent to 44 /8s, 253 /16s and 237 /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:                    295078
    Total ARIN prefixes after maximum aggregation:               132258
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           296216
    Unique aggregates announced from the ARIN address blocks:    141504
ARIN Region origin ASes present in the Internet Routing Table:    19244
    ARIN Prefixes per ASN:                                        15.39
ARIN Region origin ASes announcing only one prefix:                7029
ARIN Region transit ASes present in the Internet Routing Table:    1996
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:    5262
Number of ARIN addresses announced to Internet:              1349255168
    Equivalent to 80 /8s, 108 /16s and 0 /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:                    280495
    Total RIPE prefixes after maximum aggregation:               136517
    RIPE Deaggregation factor:                                     2.05
Prefixes being announced from the RIPE address blocks:           279520
    Unique aggregates announced from the RIPE address blocks:    178127
RIPE Region origin ASes present in the Internet Routing Table:    28991
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12044
RIPE Region transit ASes present in the Internet Routing Table:    4036
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:   12613
Number of RIPE addresses announced to Internet:               732249027
    Equivalent to 43 /8s, 165 /16s and 59 /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:                  126400
    Total LACNIC prefixes after maximum aggregation:              29811
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122688
    Unique aggregates announced from the LACNIC address blocks:   49108
LACNIC Region origin ASes present in the Internet Routing Table:  11255
    LACNIC Prefixes per ASN:                                      10.90
LACNIC Region origin ASes announcing only one prefix:              2636
LACNIC Region transit ASes present in the Internet Routing Table:  2517
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        93
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9224
Number of LACNIC addresses announced to Internet:             171181632
    Equivalent to 10 /8s, 52 /16s and 6 /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:                  35468
    Total AfriNIC prefixes after maximum aggregation:              6835
    AfriNIC Deaggregation factor:                                  5.19
Prefixes being announced from the AfriNIC address blocks:         48563
    Unique aggregates announced from the AfriNIC address blocks:  14030
AfriNIC Region origin ASes present in the Internet Routing Table:  1941
    AfriNIC Prefixes per ASN:                                     25.02
AfriNIC Region origin ASes announcing only one prefix:              686
AfriNIC Region transit ASes present in the Internet Routing Table:  386
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1306
Number of AfriNIC addresses announced to Internet:            105131520
    Equivalent to 6 /8s, 68 /16s and 46 /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       12494       8921     173  CHINAMOBILE-CN China Mobile Communication
  7545        6127        836     614  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4884       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4532        347      26  FPT-AS-AP FPT Telecom Company, VN
  9498        4464        535     311  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4380       1874      54  VNPT-AS-VN VNPT Corp, VN
  7552        3928       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3684       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 56046        3027        832     220  CMNET-JIANGSU-AP China Mobile communicati
 24560        2914        864     510  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,

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       13667      40975    5280  AMAZON-02, US
   174        5256       8771     863  COGENT-174, US
 11492        4821        319     607  CABLEONE, US
  7155        3869        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3338       3013     163  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3222      54766    2473  DNIC-AS-00749, US
396982        3199       3856     433  GOOGLE-CLOUD-PLATFORM, US
 16625        2945       1244    2189  AKAMAI-AS, US
  4155        2892        219    1737  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        7587       1712     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3935       3396     140  AKAMAI-ASN1, NL
  9009        3827        363    2140  M247, RO
 12389        3118       2315     870  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2404        361     584  TELLCOM-AS, TR
  5384        2393        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2321        164    1689  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1583       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       12318       3276     576  UNINET, MX
 10620        3479        473    1035  Telmex Colombia S.A., CO
 13999        2522        511     354  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1373       2435     269  Claro NXT Telecomunicacoes Ltda, BR
  3816        1351        788     208  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1195        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1189        371      22  Telefonica del Peru S.A.A., PE
 22884        1072         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1019        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        1717        660      28  RAYA-AS, EG
 29571        1604        102      51  ORANGE-COTE-IVOIRE, CI
 36992        1322       1490     355  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 24863        1231        389      20  LINKdotNET-AS, EG
 37069        1086       1112      11  MOBINIL, EG
 36935         899        520      43  Vodafone-, EG
 36914         575         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 15399         542         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       13667      40975    5280  AMAZON-02, US
  9808       12494       8921     173  CHINAMOBILE-CN China Mobile Communication
  8151       12318       3276     576  UNINET, MX
 12479        7587       1712     148  UNI2-AS, ES
  7545        6127        836     614  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5256       8771     863  COGENT-174, US
  4538        4884       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4821        319     607  CABLEONE, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 18403        4532        347      26  FPT-AS-AP FPT Telecom Company, 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
  9808       12494        12321  CHINAMOBILE-CN China Mobile Communications Grou
  8151       12318        11742  UNINET, MX
 12479        7587         7439  UNI2-AS, ES
  7545        6127         5513  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4884         4809  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4532         4506  FPT-AS-AP FPT Telecom Company, VN
   174        5256         4393  COGENT-174, US
 45899        4380         4326  VNPT-AS-VN VNPT Corp, VN
 11492        4821         4214  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
    398074  UNALLOCATED  8.28.115.0/24            32787  PROLEXIC-TECHNOLOGIES-D
    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

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
23.147.224.0/24      Origin:     27392  639-DATACENTERS, US
23.147.224.0/24     Transit:      3356  LEVEL3, US
23.147.225.0/24      Origin:     27392  639-DATACENTERS, US
23.147.225.0/24     Transit:      3356  LEVEL3, 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     
/13:582     /14:1214    /15:2172    /16:13905   /17:8457    /18:14296   
/19:25382   /20:45939   /21:53157   /22:113931  /23:106153  /24:627346  
/25:137     /26:114     /27:116     /28:20      /29:71      /30:10      
/31:0       /32:306     

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

   ASN  No of nets  Total ann.  Description
 12479        6538        7587  UNI2-AS, ES
  8151        6535       12318  UNINET, MX
 11492        3613        4821  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2827        3869  VIASAT-SP-BACKBONE, US
 22773        2492        3338  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2356       13667  AMAZON-02, US
 30036        2288        2629  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2195        3479  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)
----------------------------------------------

   1:2486      2:1585      3:849       4:12        5:4817      6:163    
   7:6         8:1585      9:1        11:172      12:1340     13:457    
  14:2641     15:368      16:286      17:381      18:898      20:576    
  21:4        22:188      23:7753     24:2731     25:2        27:2862   
  29:19       31:3440     32:39       33:1        34:84       35:262    
  36:4064     37:4596     38:10593    39:956      40:247      41:4340   
  42:2038     43:2813     44:378      45:18889    46:5179     47:354    
  49:1926     50:2012     51:591      52:1555     54:325      55:1104   
  56:11       57:278      58:2293     59:1418     60:1199     61:3070   
  62:3021     63:1797     64:5552     65:2149     66:4778     67:3109   
  68:1074     69:3977     70:1040     71:630      72:2846     74:2813   
  75:1512     76:608      77:2775     78:1899     79:1718     80:2240   
  81:2070     82:3191     83:1474     84:1904     85:3485     86:1189   
  87:2395     88:1312     89:4452     90:778      91:8470     92:2783   
  93:2966     94:4195     95:4425     96:1489     97:310      98:955    
  99:694     100:71      101:1469    102:4051    103:32760   104:5241   
 105:1069    106:978     107:2661    108:1267    109:4254    110:2280   
 111:3436    112:2368    113:1904    114:1982    115:2295    116:2161   
 117:2686    118:3027    119:2048    120:2251    121:1412    122:2932   
 123:2461    124:1796    125:2932    126:91      128:1635    129:985    
 130:1323    131:2081    132:782     133:450     134:1604    135:352    
 136:1463    137:1273    138:2880    139:1665    140:1649    141:1522   
 142:1911    143:1963    144:1179    145:564     146:2200    147:2102   
 148:2728    149:2997    150:1302    151:2260    152:2078    153:590    
 154:7894    155:1862    156:3113    157:1949    158:1350    159:2522   
 160:3612    161:1903    162:3877    163:2256    164:1890    165:2425   
 166:1540    167:2012    168:4021    169:787     170:5182    171:1008   
 172:4236    173:3395    174:917     175:1356    176:3756    177:4922   
 178:3973    179:2405    180:2666    181:4160    182:3566    183:2307   
 184:2100    185:21694   186:5308    187:4728    188:4284    189:4427   
 190:9622    191:1544    192:11358   193:9501    194:7934    195:5733   
 196:3308    197:3199    198:6136    199:8614    200:8345    201:6452   
 202:10972   203:10935   204:4642    205:3593    206:4547    207:3557   
 208:4312    209:5170    210:5034    211:2826    212:4612    213:3826   
 214:1026    215:48      216:6795    217:3373    218:1443    219:603    
 220:2156    221:1209    222:989     223:2796   

End of report


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