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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Mar 16 21:30:33 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sun 16 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:                              995678
    Prefixes after maximum aggregation (per Origin AS):          375266
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      476455
    Number of IPv4 prefixes with a valid ROA:                    543947
    Number of IPv4 prefixes with an invalid ROA:                     28
    Number of IPv4 prefixes with no ROA:                         451703
Total ASes present in the Internet Routing Table:                 76782
    Prefixes per ASN:                                             12.97
Origin-only ASes present in the Internet Routing Table:           65689
Origin ASes announcing only one prefix:                           26845
Transit ASes present in the Internet Routing Table:               11093
Transit-only ASes present in the Internet Routing Table:            555
Paths with bogon ASNs present in the IPv4 Routing Table:             78
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                     106
    Max AS path prepend of ASN (150995)                             100
Prefixes from unregistered ASNs in the Routing Table:              1014
    Number of instances of unregistered ASNs:                      1021
Number of 32-bit ASNs allocated by the RIRs:                      46137
Number of 32-bit ASNs visible in the Routing Table:               37997
Prefixes from 32-bit ASNs in the Routing Table:                  201541
Number of bogon 32-bit ASNs visible in the Routing Table:            18
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            370
Number of addresses announced to Internet:                   3116254848
    Equivalent to 185 /8s, 190 /16s and 70 /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:      324478

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

Prefixes being announced by APNIC Region ASes:                   266585
    Total APNIC prefixes after maximum aggregation:               77043
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          258348
    Unique aggregates announced from the APNIC address blocks:   102954
APNIC Region origin ASes present in the Internet Routing Table:   14632
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4439
APNIC Region transit ASes present in the Internet Routing Table:   1999
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                        106
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10068
Number of APNIC addresses announced to Internet:              754709312
    Equivalent to 44 /8s, 251 /16s and 243 /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:                    291633
    Total ARIN prefixes after maximum aggregation:               128599
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292375
    Unique aggregates announced from the ARIN address blocks:    136637
ARIN Region origin ASes present in the Internet Routing Table:    19226
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                7025
ARIN Region transit ASes present in the Internet Routing Table:    1989
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:    5167
Number of ARIN addresses announced to Internet:              1352612864
    Equivalent to 80 /8s, 159 /16s and 60 /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:                    276480
    Total RIPE prefixes after maximum aggregation:               132884
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274556
    Unique aggregates announced from the RIPE address blocks:    173320
RIPE Region origin ASes present in the Internet Routing Table:    28884
    RIPE Prefixes per ASN:                                         9.51
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    4016
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:   12331
Number of RIPE addresses announced to Internet:               732276736
    Equivalent to 43 /8s, 165 /16s and 168 /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:                  123889
    Total LACNIC prefixes after maximum aggregation:              29313
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         120550
    Unique aggregates announced from the LACNIC address blocks:   48818
LACNIC Region origin ASes present in the Internet Routing Table:  11209
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2652
LACNIC Region transit ASes present in the Internet Routing Table:  2513
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:  9163
Number of LACNIC addresses announced to Internet:             171532608
    Equivalent to 10 /8s, 57 /16s and 97 /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:                  36077
    Total AfriNIC prefixes after maximum aggregation:              6793
    AfriNIC Deaggregation factor:                                  5.31
Prefixes being announced from the AfriNIC address blocks:         49479
    Unique aggregates announced from the AfriNIC address blocks:  14428
AfriNIC Region origin ASes present in the Internet Routing Table:  1902
    AfriNIC Prefixes per ASN:                                     26.01
AfriNIC Region origin ASes announcing only one prefix:              677
AfriNIC Region transit ASes present in the Internet Routing Table:  382
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: 1268
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       10416       8913     145  CHINAMOBILE-CN China Mobile Communication
  7545        6201        843     649  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4841       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4380        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4215        530     273  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4179       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       12917      39643    3963  AMAZON-02, US
   174        5528       8766     951  COGENT-174, US
 11492        4675        310     585  CABLEONE, US
  7155        4188        287      87  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
 22773        3380       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        2547        350     414  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        7755       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3940       3396     142  AKAMAI-ASN1, NL
  9009        3758        322    1943  M247, RO
 12389        2988       2303     890  ROSTELECOM-AS, RU
  5384        2444        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2369        361     582  TELLCOM-AS, TR
212238        2041        147    1506  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       11820       3240     581  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        1194        371      22  Telefonica del Peru S.A.A., PE
  6503        1070        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        1562        103      64  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         561       1861      35  IAM-AS, MA
 36914         537         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       12917      39643    3963  AMAZON-02, US
  8151       11820       3240     581  UNINET, MX
  9808       10416       8913     145  CHINAMOBILE-CN China Mobile Communication
 12479        7755       1714     145  UNI2-AS, ES
  7545        6201        843     649  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5528       8766     951  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        4380        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       11820        11239  UNINET, MX
  9808       10416        10271  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7755         7610  UNI2-AS, ES
  7545        6201         5552  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        5528         4577  COGENT-174, US
 18403        4380         4355  FPT-AS-AP FPT Telecom Company, VN
 45899        4179         4123  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    /16:14072   /17:8510    /18:14522   
/19:25243   /20:45649   /21:53001   /22:113553  /23:103653  /24:612289  
/25:110     /26:107     /27:102     /28:21      /29:73      /30:10      
/31:0       /32:288     

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

   ASN  No of nets  Total ann.  Description
 12479        6693        7755  UNI2-AS, ES
  8151        6025       11820  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        2517        3380  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2342       12917  AMAZON-02, US
 30036        2208        2547  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      2:1654      3:593       4:12        5:4642      6:162    
   7:6         8:1565      9:1        11:172      12:1375     13:348    
  14:2571     15:350      16:279      17:366      18:919      20:474    
  21:4        22:188      23:7324     24:3026     25:2        27:2778   
  29:19       31:3281     32:40       34:83       35:206      36:2426   
  37:4669     38:10196    39:906      40:154      41:4345     42:1979   
  43:2667     44:356      45:18562    46:5103     47:308      49:1999   
  50:1884     51:590      52:1556     54:301      55:1054     56:9      
  57:250      58:2298     59:1283     60:1193     61:2899     62:2929   
  63:1838     64:5503     65:2171     66:4633     67:3010     68:1112   
  69:3951     70:1110     71:623      72:2857     74:2787     75:1654   
  76:611      77:2693     78:1858     79:1742     80:2234     81:2032   
  82:2798     83:1432     84:1824     85:3370     86:1133     87:2430   
  88:1286     89:4338     90:785      91:8351     92:2857     93:2893   
  94:4025     95:4266     96:1416     97:317      98:984      99:738    
 100:71      101:1405    102:3796    103:32606   104:4822    105:1163   
 106:1004    107:2603    108:1210    109:4167    110:2237    111:3343   
 112:2061    113:1850    114:1954    115:2214    116:2071    117:2804   
 118:2914    119:1983    120:1948    121:1442    122:2768    123:2222   
 124:1702    125:2929    126:88      128:1636    129:977     130:1294   
 131:1880    132:782     133:451     134:1534    135:329     136:1286   
 137:1248    138:2900    139:1684    140:1569    141:1484    142:1803   
 143:1650    144:1051    145:480     146:2169    147:2098    148:2599   
 149:2970    150:1248    151:2120    152:2106    153:571     154:8113   
 155:1630    156:3295    157:1909    158:1272    159:2433    160:3565   
 161:1948    162:3693    163:1929    164:1707    165:2190    166:1402   
 167:1877    168:4081    169:796     170:5111    171:1012    172:4436   
 173:3228    174:910     175:1312    176:3689    177:4807    178:3825   
 179:2307    180:2662    181:4036    182:3399    183:2084    184:2294   
 185:21593   186:5141    187:4402    188:4227    189:4191    190:9675   
 191:1495    192:11193   193:9446    194:7912    195:5662    196:3273   
 197:3751    198:6116    199:8383    200:8188    201:6306    202:10936  
 203:10822   204:4516    205:3638    206:4615    207:3483    208:4201   
 209:5143    210:4884    211:2724    212:4559    213:3749    214:1055   
 215:42      216:6591    217:3272    218:1390    219:576     220:2106   
 221:1057    222:970     223:2342   

End of report


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