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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Mar 13 21:30:36 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Thu 13 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):          375173
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      476980
    Number of IPv4 prefixes with a valid ROA:                    543705
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         451944
Total ASes present in the Internet Routing Table:                 76783
    Prefixes per ASN:                                             12.97
Origin-only ASes present in the Internet Routing Table:           65695
Origin ASes announcing only one prefix:                           26859
Transit ASes present in the Internet Routing Table:               11088
Transit-only ASes present in the Internet Routing Table:            560
Paths with bogon ASNs present in the IPv4 Routing Table:             68
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:              1016
    Number of instances of unregistered ASNs:                      1023
Number of 32-bit ASNs allocated by the RIRs:                      46137
Number of 32-bit ASNs visible in the Routing Table:               37998
Prefixes from 32-bit ASNs in the Routing Table:                  201242
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:            380
Number of addresses announced to Internet:                   3115958784
    Equivalent to 185 /8s, 185 /16s and 194 /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:      324326

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

Prefixes being announced by APNIC Region ASes:                   266672
    Total APNIC prefixes after maximum aggregation:               77003
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          258492
    Unique aggregates announced from the APNIC address blocks:   102938
APNIC Region origin ASes present in the Internet Routing Table:   14640
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4449
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:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10077
Number of APNIC addresses announced to Internet:              754697024
    Equivalent to 44 /8s, 251 /16s and 195 /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:                    291760
    Total ARIN prefixes after maximum aggregation:               128590
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292374
    Unique aggregates announced from the ARIN address blocks:    136679
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:                7018
ARIN Region transit ASes present in the Internet Routing Table:    1988
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:    5166
Number of ARIN addresses announced to Internet:              1351241728
    Equivalent to 80 /8s, 138 /16s and 80 /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:                    276391
    Total RIPE prefixes after maximum aggregation:               132835
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274477
    Unique aggregates announced from the RIPE address blocks:    173311
RIPE Region origin ASes present in the Internet Routing Table:    28876
    RIPE Prefixes per ASN:                                         9.51
RIPE Region origin ASes announcing only one prefix:               12048
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:   12324
Number of RIPE addresses announced to Internet:               732245632
    Equivalent to 43 /8s, 165 /16s and 46 /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:                  123747
    Total LACNIC prefixes after maximum aggregation:              29288
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         120513
    Unique aggregates announced from the LACNIC address blocks:   48810
LACNIC Region origin ASes present in the Internet Routing Table:  11201
    LACNIC Prefixes per ASN:                                      10.76
LACNIC Region origin ASes announcing only one prefix:              2662
LACNIC Region transit ASes present in the Internet Routing Table:  2514
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:  9162
Number of LACNIC addresses announced to Internet:             172697408
    Equivalent to 10 /8s, 75 /16s and 39 /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:                  36092
    Total AfriNIC prefixes after maximum aggregation:              6819
    AfriNIC Deaggregation factor:                                  5.29
Prefixes being announced from the AfriNIC address blocks:         49442
    Unique aggregates announced from the AfriNIC address blocks:  14935
AfriNIC Region origin ASes present in the Internet Routing Table:  1905
    AfriNIC Prefixes per ASN:                                     25.95
AfriNIC Region origin ASes announcing only one prefix:              682
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: 1269
Number of AfriNIC addresses announced to Internet:            104881408
    Equivalent to 6 /8s, 64 /16s and 93 /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        6199        843     648  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4932       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4389        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        3950       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3674       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2838        848     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2197       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       12925      39643    3955  AMAZON-02, US
   174        5543       8768     965  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        2981       1257    2188  AKAMAI-AS, US
396982        2941       3660     454  GOOGLE-CLOUD-PLATFORM, US
 30036        2545        350     421  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        7754       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3942       3396     142  AKAMAI-ASN1, NL
  9009        3757        322    1943  M247, RO
 12389        2988       2303     890  ROSTELECOM-AS, RU
  5384        2443        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2368        361     581  TELLCOM-AS, TR
212238        2038        146    1504  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       11815       3242     586  UNINET, MX
 10620        3524        487     971  Telmex Colombia S.A., CO
 13999        2501        538     370  Mega Cable, S.A. de C.V., MX
 11830        1991        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        1196        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        1051         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        1572         99      95  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         548         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       12925      39643    3955  AMAZON-02, US
  8151       11815       3242     586  UNINET, MX
  9808       10416       8913     145  CHINAMOBILE-CN China Mobile Communication
 12479        7754       1714     145  UNI2-AS, ES
  7545        6199        843     648  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5543       8768     965  COGENT-174, US
  4538        4932       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4675        310     585  CABLEONE, US
 18403        4389        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       11815        11229  UNINET, MX
  9808       10416        10271  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7754         7609  UNI2-AS, ES
  7545        6199         5551  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4932         4857  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5543         4578  COGENT-174, US
 18403        4389         4364  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    /15:2187    /16:14070   /17:8514    /18:14518   
/19:25243   /20:45663   /21:53045   /22:113566  /23:103764  /24:612114  
/25:109     /26:106     /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        6692        7754  UNI2-AS, ES
  8151        6019       11815  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        2330       12925  AMAZON-02, US
 30036        2206        2545  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)
----------------------------------------------

   1:2396      2:1653      3:591       4:12        5:4638      6:162    
   7:6         8:1566      9:1        11:172      12:1374     13:349    
  14:2569     15:349      16:279      17:365      18:923      20:474    
  21:4        22:188      23:7320     24:3023     25:2        27:2778   
  29:19       31:3286     32:39       34:83       35:206      36:2425   
  37:4663     38:10196    39:906      40:154      41:4354     42:1993   
  43:2664     44:355      45:18549    46:5106     47:309      49:2002   
  50:1884     51:590      52:1556     54:301      55:1071     56:9      
  57:249      58:2325     59:1286     60:1193     61:2901     62:2934   
  63:1837     64:5504     65:2171     66:4628     67:3008     68:1115   
  69:3950     70:1109     71:623      72:2864     74:2784     75:1653   
  76:612      77:2687     78:1859     79:1749     80:2231     81:2030   
  82:2792     83:1432     84:1824     85:3371     86:1133     87:2431   
  88:1285     89:4335     90:785      91:8338     92:2853     93:2893   
  94:4022     95:4263     96:1415     97:317      98:985      99:738    
 100:71      101:1405    102:3766    103:32617   104:4818    105:1163   
 106:1004    107:2588    108:1206    109:4165    110:2238    111:3341   
 112:2061    113:1850    114:1958    115:2213    116:2069    117:2805   
 118:2911    119:1985    120:1949    121:1444    122:2777    123:2223   
 124:1706    125:2929    126:88      128:1632    129:968     130:1295   
 131:1868    132:782     133:451     134:1533    135:329     136:1287   
 137:1247    138:2893    139:1685    140:1573    141:1480    142:1823   
 143:1640    144:1054    145:480     146:2164    147:2099    148:2595   
 149:2969    150:1248    151:2167    152:2117    153:571     154:8113   
 155:1624    156:3290    157:1906    158:1270    159:2433    160:3560   
 161:1941    162:3688    163:1912    164:1706    165:2191    166:1404   
 167:1880    168:4087    169:795     170:5116    171:1011    172:4440   
 173:3227    174:910     175:1313    176:3685    177:4775    178:3819   
 179:2288    180:2663    181:4035    182:3400    183:2087    184:2295   
 185:21589   186:5123    187:4391    188:4224    189:4166    190:9658   
 191:1495    192:11199   193:9437    194:7910    195:5664    196:3275   
 197:3748    198:6130    199:8389    200:8158    201:6295    202:10946  
 203:10822   204:4508    205:3632    206:4612    207:3484    208:4197   
 209:5152    210:4884    211:2724    212:4556    213:3750    214:1059   
 215:42      216:6592    217:3270    218:1389    219:577     220:2106   
 221:1057    222:970     223:2342   

End of report


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