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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 14 21:30:57 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sat 14 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:                             1013667
    Prefixes after maximum aggregation (per Origin AS):          381900
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      482889
    Number of IPv4 prefixes with a valid ROA:                    563976
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449673
Total ASes present in the Internet Routing Table:                 77065
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65947
Origin ASes announcing only one prefix:                           26710
Transit ASes present in the Internet Routing Table:               11118
Transit-only ASes present in the Internet Routing Table:            574
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:                                      57
    Max AS path prepend of ASN ( 24691)                              51
Prefixes from unregistered ASNs in the Routing Table:              1131
    Number of instances of unregistered ASNs:                      1164
Number of 32-bit ASNs allocated by the RIRs:                      46645
Number of 32-bit ASNs visible in the Routing Table:               38426
Prefixes from 32-bit ASNs in the Routing Table:                  209331
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:            304
Number of addresses announced to Internet:                   3115389504
    Equivalent to 185 /8s, 177 /16s and 18 /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:      331037

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

Prefixes being announced by APNIC Region ASes:                   271405
    Total APNIC prefixes after maximum aggregation:               78134
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          262819
    Unique aggregates announced from the APNIC address blocks:   104729
APNIC Region origin ASes present in the Internet Routing Table:   14725
    APNIC Prefixes per ASN:                                       17.85
APNIC Region origin ASes announcing only one prefix:               4457
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:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10185
Number of APNIC addresses announced to Internet:              754345024
    Equivalent to 44 /8s, 246 /16s and 100 /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:                    294017
    Total ARIN prefixes after maximum aggregation:               131358
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295779
    Unique aggregates announced from the ARIN address blocks:    139562
ARIN Region origin ASes present in the Internet Routing Table:    19233
    ARIN Prefixes per ASN:                                        15.38
ARIN Region origin ASes announcing only one prefix:                7015
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:    5224
Number of ARIN addresses announced to Internet:              1352750080
    Equivalent to 80 /8s, 161 /16s and 84 /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:                    280854
    Total RIPE prefixes after maximum aggregation:               135025
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279511
    Unique aggregates announced from the RIPE address blocks:    175827
RIPE Region origin ASes present in the Internet Routing Table:    28973
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12038
RIPE Region transit ASes present in the Internet Routing Table:    4027
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          56
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12514
Number of RIPE addresses announced to Internet:               731362496
    Equivalent to 43 /8s, 151 /16s and 180 /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:                  129470
    Total LACNIC prefixes after maximum aggregation:              29892
    LACNIC Deaggregation factor:                                   4.33
Prefixes being announced from the LACNIC address blocks:         125666
    Unique aggregates announced from the LACNIC address blocks:   48948
LACNIC Region origin ASes present in the Internet Routing Table:  11272
    LACNIC Prefixes per ASN:                                      11.15
LACNIC Region origin ASes announcing only one prefix:              2525
LACNIC Region transit ASes present in the Internet Routing Table:  2528
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:  9218
Number of LACNIC addresses announced to Internet:             171834432
    Equivalent to 10 /8s, 61 /16s and 252 /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:                  36790
    Total AfriNIC prefixes after maximum aggregation:              6738
    AfriNIC Deaggregation factor:                                  5.46
Prefixes being announced from the AfriNIC address blocks:         49588
    Unique aggregates announced from the AfriNIC address blocks:  13546
AfriNIC Region origin ASes present in the Internet Routing Table:  1922
    AfriNIC Prefixes per ASN:                                     25.80
AfriNIC Region origin ASes announcing only one prefix:              675
AfriNIC Region transit ASes present in the Internet Routing Table:  381
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: 1285
Number of AfriNIC addresses announced to Internet:            104938496
    Equivalent to 6 /8s, 65 /16s and 60 /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       11227       8918     157  CHINAMOBILE-CN China Mobile Communication
  7545        6161        846     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4851       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4426        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4367       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4314        534     306  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3945       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3697       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2886        856     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2295        831     217  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       13691      40940    5243  AMAZON-02, US
   174        5362       8745     880  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3876        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3346       3016     167  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3186       3854     426  GOOGLE-CLOUD-PLATFORM, US
 16625        3023       1261    2224  AKAMAI-AS, US
 36352        2816        230     856  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        7696       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3978       3395     139  AKAMAI-ASN1, NL
  9009        3891        358    2092  M247, RO
 12389        3109       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2416        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2402        361     579  TELLCOM-AS, TR
212238        2242        164    1632  CDNEXT, GB
  8452        1621       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       12196       3254     578  UNINET, MX
 10620        3502        481    1019  Telmex Colombia S.A., CO
 13999        2491        541     357  Mega Cable, S.A. de C.V., MX
 11830        1990        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2436     260  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1201        371      22  Telefonica del Peru S.A.A., PE
 22884        1064         68     376  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1036       2503      52  TIM SA, BR
  6503        1019        372     161  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        1820        644      27  RAYA-AS, EG
 24863        1634        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        1066        523      47  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         561         82       3  KENET-AS, KE
 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       13691      40940    5243  AMAZON-02, US
  8151       12196       3254     578  UNINET, MX
  9808       11227       8918     157  CHINAMOBILE-CN China Mobile Communication
 12479        7696       1713     148  UNI2-AS, ES
  7545        6161        846     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5362       8745     880  COGENT-174, US
  4538        4851       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4426        347      25  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
  8151       12196        11618  UNINET, MX
  9808       11227        11070  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7696         7548  UNI2-AS, ES
  7545        6161         5521  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4851         4776  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5362         4482  COGENT-174, US
 18403        4426         4401  FPT-AS-AP FPT Telecom Company, VN
 45899        4367         4311  VNPT-AS-VN VNPT Corp, VN
 11492        4762         4167  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
    394804  UNALLOCATED  8.33.225.0/24             3356  LEVEL3, 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
23.147.240.0/24      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
23.159.56.0/24       Origin:       174  COGENT-174, US
23.159.56.0/24      Transit:      2914  NTT-DATA-2914, 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      /12:301     
/13:585     /14:1225    /15:2181    /16:14018   /17:8522    /18:14502   
/19:25456   /20:46124   /21:53471   /22:114385  /23:106902  /24:625095  
/25:126     /26:112     /27:98      /28:19      /29:75      /30:8       
/31:0       /32:299     

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

   ASN  No of nets  Total ann.  Description
 12479        6616        7696  UNI2-AS, ES
  8151        6414       12196  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3431        3636  SHAW, CA
  7155        2834        3876  VIASAT-SP-BACKBONE, US
 22773        2497        3346  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2371       13691  AMAZON-02, US
 30036        2247        2588  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2189        3502  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)
----------------------------------------------

   1:2426      2:1611      3:820       4:12        5:4846      6:162    
   7:6         8:1605      9:1        11:172      12:1346     13:456    
  14:2592     15:360      16:285      17:380      18:922      20:565    
  21:4        22:188      23:7627     24:2883     25:2        27:2837   
  29:19       31:3432     32:46       33:1        34:84       35:257    
  36:3107     37:4627     38:10571    39:915      40:167      41:4337   
  42:1990     43:2730     44:385      45:19197    46:5225     47:337    
  49:1978     50:1891     51:591      52:1569     54:328      55:1090   
  56:11       57:273      58:2327     59:1322     60:1203     61:3164   
  62:3035     63:1810     64:5496     65:2182     66:4676     67:3071   
  68:1126     69:3952     70:1075     71:632      72:2817     74:2809   
  75:1510     76:616      77:2730     78:1880     79:1738     80:2255   
  81:2077     82:3171     83:1488     84:1886     85:3463     86:1179   
  87:2423     88:1344     89:4458     90:772      91:8490     92:2798   
  93:2949     94:4147     95:4377     96:1467     97:311      98:982    
  99:696     100:73      101:1450    102:4051    103:32852   104:5138   
 105:1191    106:1045    107:2667    108:1251    109:4167    110:2278   
 111:3349    112:2156    113:1857    114:2013    115:2221    116:2145   
 117:2579    118:2920    119:2031    120:2064    121:1457    122:2923   
 123:2620    124:1729    125:2917    126:93      128:1682    129:968    
 130:1317    131:2072    132:788     133:449     134:1531    135:389    
 136:1354    137:1261    138:2975    139:1669    140:1624    141:1520   
 142:1902    143:1849    144:1172    145:543     146:2204    147:2107   
 148:2701    149:2974    150:1280    151:1975    152:2098    153:578    
 154:7651    155:1755    156:3023    157:1922    158:1327    159:2494   
 160:3629    161:1904    162:3874    163:2226    164:1882    165:1998   
 166:1495    167:1982    168:4184    169:798     170:5294    171:1035   
 172:4463    173:3331    174:918     175:1335    176:3790    177:5208   
 178:3757    179:2427    180:2717    181:4216    182:3480    183:2178   
 184:2106    185:21816   186:5440    187:4726    188:4429    189:4412   
 190:9820    191:1713    192:11341   193:9537    194:8007    195:5770   
 196:3340    197:3666    198:6135    199:8544    200:8494    201:6468   
 202:10869   203:10964   204:4562    205:3633    206:4530    207:3540   
 208:4301    209:5159    210:4938    211:2760    212:4649    213:3771   
 214:1029    215:48      216:6792    217:3346    218:1426    219:592    
 220:2091    221:1143    222:977     223:2529   

End of report


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