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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jul 1 21:31:11 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Tue 01 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:                             1022609
    Prefixes after maximum aggregation (per Origin AS):          383099
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      484765
    Number of IPv4 prefixes with a valid ROA:                    571891
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         450699
Total ASes present in the Internet Routing Table:                 77089
    Prefixes per ASN:                                             13.27
Origin-only ASes present in the Internet Routing Table:           65960
Origin ASes announcing only one prefix:                           26502
Transit ASes present in the Internet Routing Table:               11129
Transit-only ASes present in the Internet Routing Table:            575
Paths with bogon ASNs present in the IPv4 Routing Table:             66
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:              1114
    Number of instances of unregistered ASNs:                      1150
Number of 32-bit ASNs allocated by the RIRs:                      46722
Number of 32-bit ASNs visible in the Routing Table:               38502
Prefixes from 32-bit ASNs in the Routing Table:                  213149
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:            313
Number of addresses announced to Internet:                   3111662400
    Equivalent to 185 /8s, 120 /16s and 51 /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:      334796

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

Prefixes being announced by APNIC Region ASes:                   273801
    Total APNIC prefixes after maximum aggregation:               78621
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          264542
    Unique aggregates announced from the APNIC address blocks:   104878
APNIC Region origin ASes present in the Internet Routing Table:   14760
    APNIC Prefixes per ASN:                                       17.92
APNIC Region origin ASes announcing only one prefix:               4465
APNIC Region transit ASes present in the Internet Routing Table:   1995
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         80
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10219
Number of APNIC addresses announced to Internet:              754390336
    Equivalent to 44 /8s, 247 /16s and 21 /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:                    295214
    Total ARIN prefixes after maximum aggregation:               131585
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           296368
    Unique aggregates announced from the ARIN address blocks:    139810
ARIN Region origin ASes present in the Internet Routing Table:    19239
    ARIN Prefixes per ASN:                                        15.40
ARIN Region origin ASes announcing only one prefix:                7027
ARIN Region transit ASes present in the Internet Routing Table:    2002
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:    5236
Number of ARIN addresses announced to Internet:              1349448960
    Equivalent to 80 /8s, 110 /16s and 245 /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:                    282479
    Total RIPE prefixes after maximum aggregation:               135764
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281490
    Unique aggregates announced from the RIPE address blocks:    176867
RIPE Region origin ASes present in the Internet Routing Table:    28964
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               12012
RIPE Region transit ASes present in the Internet Routing Table:    4014
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:   12536
Number of RIPE addresses announced to Internet:               731278272
    Equivalent to 43 /8s, 150 /16s and 107 /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:                  132750
    Total LACNIC prefixes after maximum aggregation:              29693
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         129163
    Unique aggregates announced from the LACNIC address blocks:   49044
LACNIC Region origin ASes present in the Internet Routing Table:  11281
    LACNIC Prefixes per ASN:                                      11.45
LACNIC Region origin ASes announcing only one prefix:              2349
LACNIC Region transit ASes present in the Internet Routing Table:  2537
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:  9230
Number of LACNIC addresses announced to Internet:             171205184
    Equivalent to 10 /8s, 52 /16s and 98 /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:                  37251
    Total AfriNIC prefixes after maximum aggregation:              6714
    AfriNIC Deaggregation factor:                                  5.55
Prefixes being announced from the AfriNIC address blocks:         50733
    Unique aggregates announced from the AfriNIC address blocks:  13879
AfriNIC Region origin ASes present in the Internet Routing Table:  1915
    AfriNIC Prefixes per ASN:                                     26.49
AfriNIC Region origin ASes announcing only one prefix:              649
AfriNIC Region transit ASes present in the Internet Routing Table:  384
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1281
Number of AfriNIC addresses announced to Internet:            105137920
    Equivalent to 6 /8s, 68 /16s and 71 /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       11563       8919     170  CHINAMOBILE-CN China Mobile Communication
  7545        6114        838     616  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4378       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4357        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4353        536     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3937       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3700       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2895        857     524  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2549        832     220  CMNET-JIANGSU-AP China Mobile communicati

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13619      40951    5219  AMAZON-02, US
   174        5276       8768     861  COGENT-174, US
 11492        4781        317     604  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3339       3016     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3226      54767    2477  DNIC-AS-00749, US
396982        3192       3854     429  GOOGLE-CLOUD-PLATFORM, US
 16625        2982       1250    2214  AKAMAI-AS, US
  4155        2847        216    1726  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        7662       1713     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3964       3395     139  AKAMAI-ASN1, NL
  9009        3776        351    2104  M247, RO
 12389        3124       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2401        361     581  TELLCOM-AS, TR
  5384        2384        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2342        170    1709  CDNEXT, GB
  8452        1611       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       12269       3256     577  UNINET, MX
 10620        3508        481    1019  Telmex Colombia S.A., CO
 13999        2539        538     355  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1369       2436     260  Claro NXT Telecomunicacoes Ltda, BR
  3816        1344        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
 11664        1162        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1065         68     370  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1055       2487      55  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1823        660      28  RAYA-AS, EG
 24863        1621        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 37069        1099       1100      18  MOBINIL, EG
 36935        1061        520      44  Vodafone-, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 36914         572         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       13619      40951    5219  AMAZON-02, US
  8151       12269       3256     577  UNINET, MX
  9808       11563       8919     170  CHINAMOBILE-CN China Mobile Communication
 12479        7662       1713     148  UNI2-AS, ES
  7545        6114        838     616  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5276       8768     861  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       12269        11692  UNINET, MX
  9808       11563        11393  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7662         7514  UNI2-AS, ES
  7545        6114         5498  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4886         4811  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5276         4415  COGENT-174, US
 18403        4357         4332  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
23.140.212.0/24      Origin:    398338  DOLLAR DISCOUNT HOSTING, US
23.140.212.0/24     Transit:     13335  CLOUDFLARENET, US
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

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    /15:2175    /16:13938   /17:8527    /18:14397   
/19:25468   /20:46274   /21:53817   /22:114935  /23:109262  /24:630808  
/25:132     /26:112     /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        6586        7662  UNI2-AS, ES
  8151        6456       12269  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        3339  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2354       13619  AMAZON-02, US
 30036        2262        2603  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)
----------------------------------------------

   1:2449      2:1618      3:826       4:12        5:5090      6:160    
   7:6         8:1604      9:1        11:172      12:1345     13:449    
  14:2609     15:365      16:285      17:383      18:894      20:581    
  21:4        22:188      23:7676     24:2822     25:2        27:2843   
  29:19       31:3435     32:47       33:1        34:84       35:260    
  36:3243     37:4648     38:10457    39:915      40:208      41:4447   
  42:1917     43:2758     44:381      45:19540    46:5247     47:346    
  49:1956     50:1895     51:592      52:1555     54:321      55:1101   
  56:11       57:277      58:2319     59:1336     60:1205     61:3173   
  62:3041     63:1814     64:5554     65:2199     66:4784     67:3124   
  68:1100     69:4001     70:1055     71:630      72:2952     74:2816   
  75:1526     76:608      77:2864     78:1898     79:1752     80:2250   
  81:2106     82:3184     83:1508     84:1891     85:3463     86:1185   
  87:2416     88:1375     89:4458     90:779      91:8505     92:2816   
  93:2976     94:4198     95:4423     96:1498     97:310      98:959    
  99:690     100:72      101:1448    102:4270    103:32854   104:5226   
 105:1186    106:1050    107:2642    108:1263    109:4219    110:2292   
 111:3308    112:2201    113:1898    114:2012    115:2292    116:2149   
 117:2597    118:2963    119:2029    120:2165    121:1459    122:2934   
 123:2642    124:1767    125:2925    126:93      128:1688    129:977    
 130:1330    131:2138    132:793     133:451     134:1565    135:391    
 136:1358    137:1265    138:3008    139:1669    140:1647    141:1514   
 142:1940    143:1985    144:1171    145:566     146:2201    147:2114   
 148:2720    149:2999    150:1289    151:2137    152:2110    153:590    
 154:8091    155:1781    156:3163    157:1936    158:1330    159:2510   
 160:3695    161:1903    162:3900    163:2246    164:1904    165:2091   
 166:1514    167:2025    168:4159    169:795     170:5389    171:1021   
 172:4437    173:3387    174:919     175:1351    176:3821    177:5409   
 178:3999    179:2475    180:2717    181:4253    182:3519    183:2219   
 184:2119    185:21905   186:5531    187:4903    188:4431    189:4532   
 190:9877    191:1624    192:11347   193:9544    194:8014    195:5776   
 196:3419    197:3412    198:6124    199:8591    200:8684    201:6515   
 202:10937   203:10935   204:4586    205:3620    206:4533    207:3556   
 208:4304    209:5173    210:4985    211:2778    212:4646    213:3850   
 214:1012    215:46      216:6830    217:3400    218:1437    219:610    
 220:2150    221:1167    222:978     223:2610   

End of report


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