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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 15 21:31:04 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sun 15 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:                             1013614
    Prefixes after maximum aggregation (per Origin AS):          381963
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      483175
    Number of IPv4 prefixes with a valid ROA:                    563903
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         449693
Total ASes present in the Internet Routing Table:                 77077
    Prefixes per ASN:                                             13.15
Origin-only ASes present in the Internet Routing Table:           65961
Origin ASes announcing only one prefix:                           26723
Transit ASes present in the Internet Routing Table:               11116
Transit-only ASes present in the Internet Routing Table:            577
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:              1128
    Number of instances of unregistered ASNs:                      1161
Number of 32-bit ASNs allocated by the RIRs:                      46661
Number of 32-bit ASNs visible in the Routing Table:               38434
Prefixes from 32-bit ASNs in the Routing Table:                  209156
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:                   3115392832
    Equivalent to 185 /8s, 177 /16s and 31 /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:      330969

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

Prefixes being announced by APNIC Region ASes:                   271411
    Total APNIC prefixes after maximum aggregation:               78179
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          262848
    Unique aggregates announced from the APNIC address blocks:   104948
APNIC Region origin ASes present in the Internet Routing Table:   14736
    APNIC Prefixes per ASN:                                       17.84
APNIC Region origin ASes announcing only one prefix:               4464
APNIC Region transit ASes present in the Internet Routing Table:   1992
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10193
Number of APNIC addresses announced to Internet:              754343744
    Equivalent to 44 /8s, 246 /16s and 95 /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:                    294016
    Total ARIN prefixes after maximum aggregation:               131382
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295777
    Unique aggregates announced from the ARIN address blocks:    139582
ARIN Region origin ASes present in the Internet Routing Table:    19234
    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:    1998
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:    5225
Number of ARIN addresses announced to Internet:              1352767232
    Equivalent to 80 /8s, 161 /16s and 151 /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:                    280891
    Total RIPE prefixes after maximum aggregation:               135017
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279524
    Unique aggregates announced from the RIPE address blocks:    175839
RIPE Region origin ASes present in the Internet Routing Table:    28976
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12045
RIPE Region transit ASes present in the Internet Routing Table:    4024
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:   12516
Number of RIPE addresses announced to Internet:               731376576
    Equivalent to 43 /8s, 151 /16s and 235 /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:                  129323
    Total LACNIC prefixes after maximum aggregation:              29889
    LACNIC Deaggregation factor:                                   4.33
Prefixes being announced from the LACNIC address blocks:         125529
    Unique aggregates announced from the LACNIC address blocks:   48950
LACNIC Region origin ASes present in the Internet Routing Table:  11267
    LACNIC Prefixes per ASN:                                      11.14
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:  9216
Number of LACNIC addresses announced to Internet:             171813696
    Equivalent to 10 /8s, 61 /16s and 171 /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:                  36845
    Total AfriNIC prefixes after maximum aggregation:              6746
    AfriNIC Deaggregation factor:                                  5.46
Prefixes being announced from the AfriNIC address blocks:         49632
    Unique aggregates announced from the AfriNIC address blocks:  13579
AfriNIC Region origin ASes present in the Internet Routing Table:  1921
    AfriNIC Prefixes per ASN:                                     25.84
AfriNIC Region origin ASes announcing only one prefix:              674
AfriNIC Region transit ASes present in the Internet Routing Table:  378
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1284
Number of AfriNIC addresses announced to Internet:            104932608
    Equivalent to 6 /8s, 65 /16s and 37 /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        4415        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4367       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4316        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       13690      40940    5247  AMAZON-02, US
   174        5366       8745     879  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3876        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3345       3016     166  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3230      54783    2481  DNIC-AS-00749, US
396982        3186       3854     426  GOOGLE-CLOUD-PLATFORM, US
 16625        3027       1261    2225  AKAMAI-AS, US
 36352        2815        230     855  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        3975       3395     139  AKAMAI-ASN1, NL
  9009        3891        358    2092  M247, RO
 12389        3113       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2416        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2402        361     579  TELLCOM-AS, TR
212238        2247        164    1636  CDNEXT, GB
  8452        1625       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        1024        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        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        1050        520      44  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         563         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       13690      40940    5247  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        5366       8745     879  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        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       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        5366         4487  COGENT-174, US
 18403        4415         4390  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    /15:2180    /16:14019   /17:8522    /18:14508   
/19:25455   /20:46134   /21:53445   /22:114361  /23:106894  /24:625084  
/25:126     /26:112     /27:98      /28:19      /29:75      /30:8       
/31:0       /32:300     

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

   ASN  No of nets  Total ann.  Description
 12479        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        3345  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2366       13690  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)
----------------------------------------------

   1:2434      2:1613      3:819       4:12        5:4853      6:162    
   7:6         8:1605      9:1        11:172      12:1346     13:456    
  14:2590     15:360      16:285      17:382      18:922      20:565    
  21:4        22:188      23:7626     24:2879     25:2        27:2836   
  29:19       31:3431     32:46       33:1        34:84       35:257    
  36:3104     37:4625     38:10565    39:916      40:167      41:4374   
  42:1983     43:2725     44:385      45:19187    46:5225     47:337    
  49:1970     50:1890     51:591      52:1572     54:329      55:1090   
  56:11       57:274      58:2327     59:1322     60:1203     61:3165   
  62:3034     63:1810     64:5496     65:2182     66:4675     67:3072   
  68:1126     69:3952     70:1074     71:632      72:2817     74:2810   
  75:1510     76:616      77:2727     78:1881     79:1734     80:2257   
  81:2089     82:3172     83:1487     84:1886     85:3465     86:1180   
  87:2423     88:1345     89:4451     90:772      91:8495     92:2801   
  93:2949     94:4146     95:4377     96:1467     97:311      98:982    
  99:696     100:73      101:1448    102:4047    103:32827   104:5149   
 105:1186    106:1044    107:2667    108:1250    109:4164    110:2278   
 111:3350    112:2162    113:1862    114:2012    115:2221    116:2146   
 117:2580    118:2916    119:2031    120:2065    121:1458    122:2923   
 123:2617    124:1730    125:2917    126:93      128:1683    129:968    
 130:1323    131:2068    132:789     133:449     134:1532    135:389    
 136:1352    137:1260    138:2966    139:1668    140:1624    141:1515   
 142:1902    143:1853    144:1172    145:543     146:2204    147:2109   
 148:2702    149:2973    150:1278    151:1978    152:2098    153:578    
 154:7642    155:1754    156:3023    157:1926    158:1326    159:2497   
 160:3631    161:1901    162:3873    163:2225    164:1883    165:2001   
 166:1495    167:1982    168:4178    169:799     170:5294    171:1035   
 172:4465    173:3331    174:918     175:1334    176:3791    177:5152   
 178:3756    179:2427    180:2717    181:4232    182:3479    183:2177   
 184:2106    185:21812   186:5423    187:4731    188:4432    189:4394   
 190:9854    191:1712    192:11339   193:9536    194:8004    195:5770   
 196:3356    197:3669    198:6133    199:8542    200:8537    201:6466   
 202:10866   203:10964   204:4563    205:3638    206:4519    207:3542   
 208:4301    209:5158    210:4943    211:2760    212:4650    213:3771   
 214:1026    215:48      216:6791    217:3347    218:1426    219:592    
 220:2090    221:1142    222:977     223:2526   

End of report


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