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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Mar 18 21:30:24 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Tue 18 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:                              995668
    Prefixes after maximum aggregation (per Origin AS):          375190
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      475447
    Number of IPv4 prefixes with a valid ROA:                    544187
    Number of IPv4 prefixes with an invalid ROA:                     30
    Number of IPv4 prefixes with no ROA:                         451451
Total ASes present in the Internet Routing Table:                 76789
    Prefixes per ASN:                                             12.97
Origin-only ASes present in the Internet Routing Table:           65710
Origin ASes announcing only one prefix:                           26849
Transit ASes present in the Internet Routing Table:               11079
Transit-only ASes present in the Internet Routing Table:            555
Paths with bogon ASNs present in the IPv4 Routing Table:             88
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:              1010
    Number of instances of unregistered ASNs:                      1017
Number of 32-bit ASNs allocated by the RIRs:                      46144
Number of 32-bit ASNs visible in the Routing Table:               38010
Prefixes from 32-bit ASNs in the Routing Table:                  201474
Number of bogon 32-bit ASNs visible in the Routing Table:            24
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            370
Number of addresses announced to Internet:                   3116485248
    Equivalent to 185 /8s, 193 /16s and 202 /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:      324376

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

Prefixes being announced by APNIC Region ASes:                   266597
    Total APNIC prefixes after maximum aggregation:               77072
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          258306
    Unique aggregates announced from the APNIC address blocks:   102798
APNIC Region origin ASes present in the Internet Routing Table:   14637
    APNIC Prefixes per ASN:                                       17.65
APNIC Region origin ASes announcing only one prefix:               4441
APNIC Region transit ASes present in the Internet Routing Table:   1986
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:  10076
Number of APNIC addresses announced to Internet:              754724928
    Equivalent to 44 /8s, 252 /16s and 48 /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:                    291715
    Total ARIN prefixes after maximum aggregation:               128523
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292404
    Unique aggregates announced from the ARIN address blocks:    136666
ARIN Region origin ASes present in the Internet Routing Table:    19222
    ARIN Prefixes per ASN:                                        15.21
ARIN Region origin ASes announcing only one prefix:                7026
ARIN Region transit ASes present in the Internet Routing Table:    1987
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:    5161
Number of ARIN addresses announced to Internet:              1352642816
    Equivalent to 80 /8s, 159 /16s and 177 /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:                    276408
    Total RIPE prefixes after maximum aggregation:               132870
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274572
    Unique aggregates announced from the RIPE address blocks:    173402
RIPE Region origin ASes present in the Internet Routing Table:    28877
    RIPE Prefixes per ASN:                                         9.51
RIPE Region origin ASes announcing only one prefix:               12042
RIPE Region transit ASes present in the Internet Routing Table:    4009
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12333
Number of RIPE addresses announced to Internet:               732348928
    Equivalent to 43 /8s, 166 /16s and 194 /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:                  123868
    Total LACNIC prefixes after maximum aggregation:              29303
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         120474
    Unique aggregates announced from the LACNIC address blocks:   48831
LACNIC Region origin ASes present in the Internet Routing Table:  11212
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              2660
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:  9166
Number of LACNIC addresses announced to Internet:             171515200
    Equivalent to 10 /8s, 57 /16s and 29 /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:                  36070
    Total AfriNIC prefixes after maximum aggregation:              6787
    AfriNIC Deaggregation factor:                                  5.31
Prefixes being announced from the AfriNIC address blocks:         49542
    Unique aggregates announced from the AfriNIC address blocks:  13448
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     25.94
AfriNIC Region origin ASes announcing only one prefix:              680
AfriNIC Region transit ASes present in the Internet Routing Table:  386
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: 1274
Number of AfriNIC addresses announced to Internet:            105060864
    Equivalent to 6 /8s, 67 /16s and 26 /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       10414       8913     145  CHINAMOBILE-CN China Mobile Communication
  7545        6201        843     649  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4852       4192      76  ERX-CERNET-BKB China Education and Resear
 18403        4369        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4214        530     273  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4180       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        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       12936      39643    3961  AMAZON-02, US
   174        5456       8764     946  COGENT-174, US
 11492        4675        310     585  CABLEONE, US
  7155        4188        287      87  VIASAT-SP-BACKBONE, US
  6327        3623       1320      81  SHAW, CA
 22773        3380       3033     181  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3259      54879    2506  DNIC-AS-00749, US
 16625        2988       1261    2194  AKAMAI-AS, US
396982        2942       3660     455  GOOGLE-CLOUD-PLATFORM, US
 30036        2553        351     401  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        7758       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3945       3396     142  AKAMAI-ASN1, NL
  9009        3751        321    1938  M247, RO
 12389        3005       2303     890  ROSTELECOM-AS, RU
  5384        2443        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2370        361     582  TELLCOM-AS, TR
212238        2049        146    1509  CDNEXT, GB
  8452        1608       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       11807       3236     580  UNINET, MX
 10620        3523        486     970  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        1193        371      22  Telefonica del Peru S.A.A., PE
  6503        1070        359     174  Axtel, S.A.B. de C.V., MX
 11664        1069        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1051         67     377  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        1580        104      44  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         859       1083      15  MOBINIL, EG
  6713         561       1861      35  IAM-AS, MA
 36914         547         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       12936      39643    3961  AMAZON-02, US
  8151       11807       3236     580  UNINET, MX
  9808       10414       8913     145  CHINAMOBILE-CN China Mobile Communication
 12479        7758       1714     145  UNI2-AS, ES
  7545        6201        843     649  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5456       8764     946  COGENT-174, US
  4538        4852       4192      76  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       11807        11227  UNINET, MX
  9808       10414        10269  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7758         7613  UNI2-AS, ES
  7545        6201         5552  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4852         4776  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5456         4510  COGENT-174, US
 18403        4369         4344  FPT-AS-AP FPT Telecom Company, VN
 45899        4180         4124  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
23.136.20.0/24       Origin:    215248  BASTIAANBRINK 630f001f327f717247f4286681
23.136.20.0/24      Transit:      4657  STARHUB-INTERNET StarHub Ltd, SG
23.136.28.0/24       Origin:      1015  SERVERSTARTERHOST, US
23.136.28.0/24      Transit:     30456  COSMIC-GLOBAL, US
23.136.36.0/24       Origin:     17378  AS17378, US
23.136.36.0/24      Transit:     11164  INTERNET2-I2PX, US
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

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     /14:1230    /15:2188    /16:14077   /17:8519    /18:14520   
/19:25269   /20:45669   /21:53015   /22:113591  /23:103706  /24:612115  
/25:111     /26:106     /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        6695        7758  UNI2-AS, ES
  8151        6022       11807  UNINET, MX
 11492        3528        4675  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3623  SHAW, CA
  7155        3134        4188  VIASAT-SP-BACKBONE, US
 22773        2517        3380  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2338       12936  AMAZON-02, US
 30036        2213        2553  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2185        3523  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      2:1652      3:595       4:12        5:4636      6:162    
   7:6         8:1565      9:1        11:172      12:1375     13:345    
  14:2574     15:350      16:279      17:366      18:921      20:474    
  21:4        22:188      23:7330     24:3024     25:2        27:2792   
  29:19       31:3270     32:41       34:83       35:206      36:2422   
  37:4662     38:10131    39:906      40:154      41:4329     42:1983   
  43:2653     44:355      45:18537    46:5100     47:309      49:2000   
  50:1886     51:590      52:1557     54:301      55:1078     56:9      
  57:259      58:2307     59:1291     60:1193     61:2902     62:2935   
  63:1837     64:5501     65:2172     66:4629     67:3008     68:1116   
  69:3951     70:1110     71:622      72:2854     74:2787     75:1639   
  76:612      77:2698     78:1860     79:1747     80:2234     81:2037   
  82:2827     83:1427     84:1823     85:3371     86:1133     87:2427   
  88:1284     89:4329     90:783      91:8343     92:2860     93:2864   
  94:4030     95:4265     96:1422     97:315      98:989      99:738    
 100:71      101:1320    102:3838    103:32607   104:4821    105:1098   
 106:1003    107:2599    108:1209    109:4164    110:2237    111:3346   
 112:2063    113:1851    114:1956    115:2212    116:2077    117:2802   
 118:2907    119:1983    120:1947    121:1441    122:2771    123:2227   
 124:1700    125:2929    126:88      128:1637    129:978     130:1299   
 131:1881    132:787     133:451     134:1533    135:329     136:1264   
 137:1247    138:2901    139:1685    140:1572    141:1486    142:1807   
 143:1647    144:1051    145:480     146:2168    147:2099    148:2604   
 149:2976    150:1257    151:2128    152:2110    153:571     154:8167   
 155:1621    156:3314    157:1903    158:1274    159:2430    160:3573   
 161:1955    162:3690    163:1939    164:1703    165:2195    166:1410   
 167:1880    168:4077    169:796     170:5103    171:1011    172:4458   
 173:3209    174:910     175:1306    176:3708    177:4754    178:3824   
 179:2301    180:2664    181:4040    182:3395    183:2082    184:2292   
 185:21583   186:5134    187:4387    188:4226    189:4198    190:9647   
 191:1513    192:11189   193:9449    194:7919    195:5661    196:3264   
 197:3770    198:6114    199:8389    200:8172    201:6288    202:10944  
 203:10821   204:4515    205:3645    206:4607    207:3484    208:4211   
 209:5147    210:4879    211:2724    212:4556    213:3748    214:1056   
 215:42      216:6587    217:3270    218:1392    219:576     220:2105   
 221:1058    222:971     223:2342   

End of report


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