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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Mar 14 21:30:26 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Fri 14 Mar, 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:                              995713
    Prefixes after maximum aggregation (per Origin AS):          375266
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      476482
    Number of IPv4 prefixes with a valid ROA:                    543946
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         451740
Total ASes present in the Internet Routing Table:                 76795
    Prefixes per ASN:                                             12.97
Origin-only ASes present in the Internet Routing Table:           65701
Origin ASes announcing only one prefix:                           26849
Transit ASes present in the Internet Routing Table:               11094
Transit-only ASes present in the Internet Routing Table:            556
Paths with bogon ASNs present in the IPv4 Routing Table:             70
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      67
    Max AS path prepend of ASN ( 37447)                              63
Prefixes from unregistered ASNs in the Routing Table:              1029
    Number of instances of unregistered ASNs:                      1037
Number of 32-bit ASNs allocated by the RIRs:                      46121
Number of 32-bit ASNs visible in the Routing Table:               38008
Prefixes from 32-bit ASNs in the Routing Table:                  201420
Number of bogon 32-bit ASNs visible in the Routing Table:            20
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            386
Number of addresses announced to Internet:                   3116080000
    Equivalent to 185 /8s, 187 /16s and 155 /24s
    Percentage of available address space announced:               84.2
    Percentage of allocated address space announced:               84.2
    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:      324461

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

Prefixes being announced by APNIC Region ASes:                   266563
    Total APNIC prefixes after maximum aggregation:               77037
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          258358
    Unique aggregates announced from the APNIC address blocks:   102926
APNIC Region origin ASes present in the Internet Routing Table:   14636
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4446
APNIC Region transit ASes present in the Internet Routing Table:   2005
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10074
Number of APNIC addresses announced to Internet:              754699072
    Equivalent to 44 /8s, 251 /16s and 203 /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:                    291755
    Total ARIN prefixes after maximum aggregation:               128605
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292473
    Unique aggregates announced from the ARIN address blocks:    136641
ARIN Region origin ASes present in the Internet Routing Table:    19223
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                7015
ARIN Region transit ASes present in the Internet Routing Table:    1986
Average ARIN Region AS path length visible:                         5.1
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5163
Number of ARIN addresses announced to Internet:              1352543232
    Equivalent to 80 /8s, 158 /16s and 44 /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:                    276451
    Total RIPE prefixes after maximum aggregation:               132865
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274521
    Unique aggregates announced from the RIPE address blocks:    173328
RIPE Region origin ASes present in the Internet Routing Table:    28885
    RIPE Prefixes per ASN:                                         9.50
RIPE Region origin ASes announcing only one prefix:               12051
RIPE Region transit ASes present in the Internet Routing Table:    4009
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12332
Number of RIPE addresses announced to Internet:               732275200
    Equivalent to 43 /8s, 165 /16s and 162 /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:                  123779
    Total LACNIC prefixes after maximum aggregation:              29309
    LACNIC Deaggregation factor:                                   4.22
Prefixes being announced from the LACNIC address blocks:         120472
    Unique aggregates announced from the LACNIC address blocks:   48823
LACNIC Region origin ASes present in the Internet Routing Table:  11206
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2654
LACNIC Region transit ASes present in the Internet Routing Table:  2512
Average LACNIC Region AS path length visible:                       6.3
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9166
Number of LACNIC addresses announced to Internet:             171451968
    Equivalent to 10 /8s, 56 /16s and 38 /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:                  36136
    Total AfriNIC prefixes after maximum aggregation:              6809
    AfriNIC Deaggregation factor:                                  5.31
Prefixes being announced from the AfriNIC address blocks:         49503
    Unique aggregates announced from the AfriNIC address blocks:  14457
AfriNIC Region origin ASes present in the Internet Routing Table:  1909
    AfriNIC Prefixes per ASN:                                     25.93
AfriNIC Region origin ASes announcing only one prefix:              683
AfriNIC Region transit ASes present in the Internet Routing Table:  384
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       67
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet:            104914176
    Equivalent to 6 /8s, 64 /16s and 221 /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       10416       8913     145  CHINAMOBILE-CN China Mobile Communication
  7545        6200        843     649  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4841       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4369        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4178       1874      56  VNPT-AS-VN VNPT Corp, VN
  7552        3940       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3675       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2838        848     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2198       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12941      39643    3956  AMAZON-02, US
   174        5538       8767     961  COGENT-174, US
 11492        4675        310     585  CABLEONE, US
  7155        4188        287      87  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3379       3033     181  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        2980       1257    2188  AKAMAI-AS, US
396982        2941       3660     454  GOOGLE-CLOUD-PLATFORM, US
 30036        2546        350     418  MEDIACOM-ENTERPRISE-BUSINESS, 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        7753       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3940       3396     142  AKAMAI-ASN1, NL
  9009        3757        322    1942  M247, RO
 12389        2987       2303     890  ROSTELECOM-AS, RU
  5384        2443        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2369        361     582  TELLCOM-AS, TR
212238        2040        147    1505  CDNEXT, GB
  8452        1607       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       11818       3241     582  UNINET, MX
 10620        3524        487     971  Telmex Colombia S.A., CO
 13999        2507        539     368  Mega Cable, S.A. de C.V., MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 28573        1351       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        781     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1195        371      22  Telefonica del Peru S.A.A., PE
  6503        1089        359     174  Axtel, S.A.B. de C.V., MX
 11664        1063        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1052         67     378  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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        1683        599      30  RAYA-AS, EG
 24863        1619        389      16  LINKdotNET-AS, EG
 29571        1576        104      71  ORANGE-COTE-IVOIRE, CI
 36992        1426       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1006        521      42  Vodafone-, EG
 20011         980        183     284  INTERNET-SOLUTIONS, ZA
 37069         855       1083      15  MOBINIL, EG
  6713         560       1861      35  IAM-AS, MA
 36914         553         82       3  KENET-AS, 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       12941      39643    3956  AMAZON-02, US
  8151       11818       3241     582  UNINET, MX
  9808       10416       8913     145  CHINAMOBILE-CN China Mobile Communication
 12479        7753       1714     145  UNI2-AS, ES
  7545        6200        843     649  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5538       8767     961  COGENT-174, US
  4538        4841       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4675        310     585  CABLEONE, US
 18403        4369        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       11818        11236  UNINET, MX
  9808       10416        10271  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7753         7608  UNI2-AS, ES
  7545        6200         5551  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4841         4766  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5538         4577  COGENT-174, US
 18403        4369         4344  FPT-AS-AP FPT Telecom Company, VN
 45899        4178         4122  VNPT-AS-VN VNPT Corp, VN
  7155        4188         4101  VIASAT-SP-BACKBONE, 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
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     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

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
23.138.40.0/22       Origin:       964  IONSWITCH-NW, US
23.138.40.0/22      Transit:     20055  AS-WHOLESAIL, US
23.138.41.0/24       Origin:       964  IONSWITCH-NW, US
23.138.41.0/24      Transit:     20055  AS-WHOLESAIL, 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
23.142.82.0/23       Origin:    397423  TIER-NET, US
23.142.82.0/23      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       /9:16      /10:42      /11:92      /12:305     
/13:587     /14:1229    /15:2188    /16:14066   /17:8514    /18:14520   
/19:25241   /20:45637   /21:53018   /22:113579  /23:103622  /24:612332  
/25:110     /26:107     /27:102     /28:21      /29:73      /30:10      
/31:0       /32:286     

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

   ASN  No of nets  Total ann.  Description
 12479        6691        7753  UNI2-AS, ES
  8151        6022       11818  UNINET, MX
 11492        3528        4675  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3417        3622  SHAW, CA
  7155        3134        4188  VIASAT-SP-BACKBONE, US
 22773        2516        3379  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2341       12941  AMAZON-02, US
 30036        2207        2546  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2185        3524  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)
----------------------------------------------

   1:2398      2:1653      3:594       4:12        5:4644      6:162    
   7:6         8:1566      9:1        11:172      12:1375     13:349    
  14:2568     15:349      16:279      17:367      18:921      20:474    
  21:4        22:188      23:7324     24:3023     25:2        27:2779   
  29:19       31:3282     32:40       34:83       35:206      36:2426   
  37:4662     38:10183    39:906      40:154      41:4362     42:1976   
  43:2666     44:357      45:18578    46:5107     47:308      49:1998   
  50:1886     51:590      52:1556     54:301      55:1071     56:9      
  57:250      58:2299     59:1283     60:1193     61:2901     62:2933   
  63:1838     64:5507     65:2171     66:4633     67:3009     68:1113   
  69:3951     70:1109     71:622      72:2862     74:2787     75:1654   
  76:612      77:2694     78:1859     79:1747     80:2233     81:2031   
  82:2796     83:1434     84:1824     85:3368     86:1135     87:2431   
  88:1282     89:4336     90:785      91:8347     92:2854     93:2893   
  94:4027     95:4265     96:1416     97:313      98:985      99:738    
 100:71      101:1406    102:3795    103:32614   104:4821    105:1163   
 106:1004    107:2602    108:1209    109:4164    110:2236    111:3342   
 112:2061    113:1850    114:1954    115:2213    116:2068    117:2805   
 118:2907    119:1986    120:1948    121:1442    122:2777    123:2222   
 124:1706    125:2926    126:88      128:1632    129:983     130:1295   
 131:1871    132:789     133:451     134:1532    135:329     136:1287   
 137:1248    138:2892    139:1685    140:1573    141:1476    142:1824   
 143:1644    144:1053    145:479     146:2169    147:2097    148:2604   
 149:2967    150:1250    151:2127    152:2106    153:571     154:8112   
 155:1630    156:3290    157:1910    158:1270    159:2433    160:3561   
 161:1941    162:3692    163:1909    164:1705    165:2189    166:1404   
 167:1882    168:4089    169:795     170:5112    171:1011    172:4436   
 173:3227    174:910     175:1312    176:3689    177:4809    178:3822   
 179:2310    180:2661    181:4033    182:3401    183:2084    184:2295   
 185:21597   186:5092    187:4408    188:4229    189:4210    190:9654   
 191:1537    192:11184   193:9446    194:7911    195:5666    196:3274   
 197:3757    198:6126    199:8385    200:8175    201:6305    202:10945  
 203:10830   204:4509    205:3633    206:4613    207:3484    208:4200   
 209:5155    210:4881    211:2724    212:4557    213:3749    214:1056   
 215:42      216:6592    217:3271    218:1390    219:576     220:2106   
 221:1057    222:970     223:2342   

End of report


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