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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 10 21:31:22 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Thu 10 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:                             1020435
    Prefixes after maximum aggregation (per Origin AS):          383567
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      485942
    Number of IPv4 prefixes with a valid ROA:                    572982
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         447434
Total ASes present in the Internet Routing Table:                 77152
    Prefixes per ASN:                                             13.23
Origin-only ASes present in the Internet Routing Table:           65985
Origin ASes announcing only one prefix:                           26506
Transit ASes present in the Internet Routing Table:               11167
Transit-only ASes present in the Internet Routing Table:            575
Paths with bogon ASNs present in the IPv4 Routing Table:             70
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1170
    Number of instances of unregistered ASNs:                      1205
Number of 32-bit ASNs allocated by the RIRs:                      46773
Number of 32-bit ASNs visible in the Routing Table:               38602
Prefixes from 32-bit ASNs in the Routing Table:                  213592
Number of bogon 32-bit ASNs visible in the Routing Table:            88
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            344
Number of addresses announced to Internet:                   3111597889
    Equivalent to 185 /8s, 119 /16s and 55 /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:      334529

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

Prefixes being announced by APNIC Region ASes:                   274074
    Total APNIC prefixes after maximum aggregation:               78543
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          265154
    Unique aggregates announced from the APNIC address blocks:   105256
APNIC Region origin ASes present in the Internet Routing Table:   14811
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4485
APNIC Region transit ASes present in the Internet Routing Table:   2013
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:  10273
Number of APNIC addresses announced to Internet:              754712384
    Equivalent to 44 /8s, 251 /16s and 255 /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:                    295437
    Total ARIN prefixes after maximum aggregation:               131886
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           297155
    Unique aggregates announced from the ARIN address blocks:    140698
ARIN Region origin ASes present in the Internet Routing Table:    19221
    ARIN Prefixes per ASN:                                        15.46
ARIN Region origin ASes announcing only one prefix:                7014
ARIN Region transit ASes present in the Internet Routing Table:    2008
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:    5244
Number of ARIN addresses announced to Internet:              1349304064
    Equivalent to 80 /8s, 108 /16s and 191 /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:                    282677
    Total RIPE prefixes after maximum aggregation:               135912
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           281533
    Unique aggregates announced from the RIPE address blocks:    176919
RIPE Region origin ASes present in the Internet Routing Table:    28977
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               12009
RIPE Region transit ASes present in the Internet Routing Table:    4016
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12567
Number of RIPE addresses announced to Internet:               731449537
    Equivalent to 43 /8s, 153 /16s and 8 /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:                  132965
    Total LACNIC prefixes after maximum aggregation:              29716
    LACNIC Deaggregation factor:                                   4.47
Prefixes being announced from the LACNIC address blocks:         129291
    Unique aggregates announced from the LACNIC address blocks:   49051
LACNIC Region origin ASes present in the Internet Routing Table:  11274
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2341
LACNIC Region transit ASes present in the Internet Routing Table:  2541
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:  9232
Number of LACNIC addresses announced to Internet:             171206208
    Equivalent to 10 /8s, 52 /16s and 102 /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:                  34112
    Total AfriNIC prefixes after maximum aggregation:              6742
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         46958
    Unique aggregates announced from the AfriNIC address blocks:  13709
AfriNIC Region origin ASes present in the Internet Routing Table:  1918
    AfriNIC Prefixes per ASN:                                     24.48
AfriNIC Region origin ASes announcing only one prefix:              657
AfriNIC Region transit ASes present in the Internet Routing Table:  388
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1286
Number of AfriNIC addresses announced to Internet:            104712960
    Equivalent to 6 /8s, 61 /16s and 203 /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       11913       8921     172  CHINAMOBILE-CN China Mobile Communication
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4877       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4415        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4379       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4362        536     314  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3943       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3704       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2902        862     519  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2789        832     219  CMNET-JIANGSU-AP China Mobile communicati

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13687      40962    5260  AMAZON-02, US
   174        5280       8769     849  COGENT-174, US
 11492        4787        317     605  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      82  SHAW, CA
 22773        3341       3017     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54767    2476  DNIC-AS-00749, US
396982        3194       3854     431  GOOGLE-CLOUD-PLATFORM, US
 16625        2992       1255    2220  AKAMAI-AS, US
  4155        2839        216    1738  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        7638       1713     150  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3973       3396     140  AKAMAI-ASN1, NL
  9009        3773        360    2098  M247, RO
 12389        3124       2305     882  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     583  TELLCOM-AS, TR
  5384        2378        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2347        167    1715  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1564       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       12332       3255     575  UNINET, MX
 10620        3510        481    1021  Telmex Colombia S.A., CO
 13999        2526        538     352  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1369       2435     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1346        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1167        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1064         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1024       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
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 24835        1108        633      33  RAYA-AS, EG
 36992         857       1431     280  ETISALAT-MISR, EG
 36935         772        522      46  Vodafone-, EG
 20011         603        168     245  INTERNET-SOLUTIONS, ZA
 37069         600       1112      11  MOBINIL, EG
 24863         584        389      22  LINKdotNET-AS, EG
 36914         576         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       13687      40962    5260  AMAZON-02, US
  8151       12332       3255     575  UNINET, MX
  9808       11913       8921     172  CHINAMOBILE-CN China Mobile Communication
 12479        7638       1713     150  UNI2-AS, ES
  7545        6136        839     613  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5280       8769     849  COGENT-174, US
  4538        4877       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4787        317     605  CABLEONE, US
 18403        4415        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       12332        11757  UNINET, MX
  9808       11913        11741  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7638         7488  UNI2-AS, ES
  7545        6136         5523  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4877         4802  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5280         4431  COGENT-174, US
 18403        4415         4390  FPT-AS-AP FPT Telecom Company, VN
 45899        4379         4324  VNPT-AS-VN VNPT Corp, VN
 11492        4787         4182  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     
/13:581     /14:1208    /15:2168    /16:13881   /17:8511    /18:14322   
/19:25368   /20:45687   /21:53558   /22:113652  /23:109238  /24:631051  
/25:132     /26:112     /27:101     /28:18      /29:74      /30:8       
/31:0       /32:303     

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

   ASN  No of nets  Total ann.  Description
 12479        6571        7638  UNI2-AS, ES
  8151        6526       12332  UNINET, MX
 11492        3581        4787  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3432        3636  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2493        3341  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2348       13687  AMAZON-02, US
 30036        2267        2608  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2197        3510  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)
----------------------------------------------

   1:2470      2:1596      3:848       4:12        5:5112      6:161    
   7:6         8:1590      9:1        11:172      12:1341     13:459    
  14:2624     15:364      16:285      17:381      18:899      20:583    
  21:4        22:188      23:7735     24:2820     25:2        27:2874   
  29:19       31:3464     32:47       33:1        34:84       35:260    
  36:3546     37:4641     38:10543    39:917      40:236      41:4223   
  42:1944     43:2788     44:378      45:19340    46:5212     47:352    
  49:1915     50:1894     51:592      52:1556     54:324      55:1107   
  56:11       57:278      58:2300     59:1322     60:1206     61:3083   
  62:2994     63:1809     64:5591     65:2196     66:4796     67:3145   
  68:1102     69:4034     70:1051     71:631      72:2952     74:2820   
  75:1523     76:608      77:2854     78:1904     79:1740     80:2234   
  81:2100     82:3185     83:1504     84:1873     85:3462     86:1188   
  87:2413     88:1374     89:4479     90:775      91:8527     92:2819   
  93:2995     94:4234     95:4426     96:1502     97:309      98:962    
  99:697     100:72      101:1457    102:4305    103:32861   104:5277   
 105:1147    106:986     107:2634    108:1271    109:4245    110:2291   
 111:3353    112:2258    113:1903    114:1992    115:2308    116:2147   
 117:2607    118:3020    119:2038    120:2203    121:1411    122:2931   
 123:2543    124:1781    125:2936    126:91      128:1665    129:982    
 130:1330    131:2137    132:797     133:450     134:1587    135:392    
 136:1434    137:1276    138:3031    139:1663    140:1656    141:1531   
 142:1923    143:1998    144:1184    145:563     146:2199    147:2111   
 148:2710    149:3027    150:1251    151:2218    152:2102    153:592    
 154:7812    155:1841    156:3002    157:1946    158:1338    159:2502   
 160:3708    161:1901    162:3900    163:2253    164:1904    165:2123   
 166:1506    167:2045    168:4186    169:793     170:5404    171:1020   
 172:4415    173:3390    174:919     175:1349    176:3828    177:5417   
 178:4045    179:2507    180:2687    181:4255    182:3525    183:2257   
 184:2118    185:21848   186:5581    187:4944    188:4438    189:4540   
 190:9870    191:1577    192:11365   193:9529    194:7985    195:5794   
 196:3382    197:3311    198:6134    199:8585    200:8685    201:6530   
 202:10978   203:10939   204:4588    205:3644    206:4553    207:3545   
 208:4315    209:5165    210:4989    211:2801    212:4634    213:3835   
 214:1026    215:46      216:6838    217:3347    218:1433    219:611    
 220:2148    221:1190    222:966     223:2671   

End of report


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