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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Mar 17 21:30:27 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Mon 17 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:                              995893
    Prefixes after maximum aggregation (per Origin AS):          375203
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      475631
    Number of IPv4 prefixes with a valid ROA:                    544224
    Number of IPv4 prefixes with an invalid ROA:                     34
    Number of IPv4 prefixes with no ROA:                         451635
Total ASes present in the Internet Routing Table:                 76794
    Prefixes per ASN:                                             12.97
Origin-only ASes present in the Internet Routing Table:           65702
Origin ASes announcing only one prefix:                           26858
Transit ASes present in the Internet Routing Table:               11092
Transit-only ASes present in the Internet Routing Table:            557
Paths with bogon ASNs present in the IPv4 Routing Table:             82
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:              1003
    Number of instances of unregistered ASNs:                      1010
Number of 32-bit ASNs allocated by the RIRs:                      46137
Number of 32-bit ASNs visible in the Routing Table:               38007
Prefixes from 32-bit ASNs in the Routing Table:                  201530
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:            366
Number of addresses announced to Internet:                   3116361088
    Equivalent to 185 /8s, 191 /16s and 229 /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:      324621

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

Prefixes being announced by APNIC Region ASes:                   266566
    Total APNIC prefixes after maximum aggregation:               77062
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          258340
    Unique aggregates announced from the APNIC address blocks:   102857
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:               4445
APNIC Region transit ASes present in the Internet Routing Table:   1992
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         45
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10075
Number of APNIC addresses announced to Internet:              754695488
    Equivalent to 44 /8s, 251 /16s and 189 /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:                    291709
    Total ARIN prefixes after maximum aggregation:               128551
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292357
    Unique aggregates announced from the ARIN address blocks:    136628
ARIN Region origin ASes present in the Internet Routing Table:    19227
    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:    5165
Number of ARIN addresses announced to Internet:              1352603904
    Equivalent to 80 /8s, 159 /16s and 25 /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:                    276447
    Total RIPE prefixes after maximum aggregation:               132879
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           274543
    Unique aggregates announced from the RIPE address blocks:    173339
RIPE Region origin ASes present in the Internet Routing Table:    28875
    RIPE Prefixes per ASN:                                         9.51
RIPE Region origin ASes announcing only one prefix:               12046
RIPE Region transit ASes present in the Internet Routing Table:    4012
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:   12326
Number of RIPE addresses announced to Internet:               732360960
    Equivalent to 43 /8s, 166 /16s and 241 /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:                  124012
    Total LACNIC prefixes after maximum aggregation:              29297
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         120666
    Unique aggregates announced from the LACNIC address blocks:   48831
LACNIC Region origin ASes present in the Internet Routing Table:  11213
    LACNIC Prefixes per ASN:                                      10.76
LACNIC Region origin ASes announcing only one prefix:              2661
LACNIC Region transit ASes present in the Internet Routing Table:  2516
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:             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:                  36156
    Total AfriNIC prefixes after maximum aggregation:              6783
    AfriNIC Deaggregation factor:                                  5.33
Prefixes being announced from the AfriNIC address blocks:         49621
    Unique aggregates announced from the AfriNIC address blocks:  13678
AfriNIC Region origin ASes present in the Internet Routing Table:  1912
    AfriNIC Prefixes per ASN:                                     25.95
AfriNIC Region origin ASes announcing only one prefix:              681
AfriNIC Region transit ASes present in the Internet Routing Table:  385
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: 1275
Number of AfriNIC addresses announced to Internet:            104977408
    Equivalent to 6 /8s, 65 /16s and 212 /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       10420       8913     145  CHINAMOBILE-CN China Mobile Communication
  7545        6201        843     649  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4842       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4376        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4214        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       12902      39642    3964  AMAZON-02, US
   174        5464       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        2549        351     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        7754       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3945       3396     142  AKAMAI-ASN1, NL
  9009        3759        322    1944  M247, RO
 12389        3002       2303     890  ROSTELECOM-AS, RU
  5384        2443        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2369        361     582  TELLCOM-AS, TR
212238        2039        146    1504  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       11814       3239     582  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        1194        371      22  Telefonica del Peru S.A.A., PE
  6503        1067        359     174  Axtel, S.A.B. de C.V., MX
 11664        1064        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        1575        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         855       1083      15  MOBINIL, EG
  6713         561       1861      35  IAM-AS, MA
 36914         549         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       12902      39642    3964  AMAZON-02, US
  8151       11814       3239     582  UNINET, MX
  9808       10420       8913     145  CHINAMOBILE-CN China Mobile Communication
 12479        7754       1714     145  UNI2-AS, ES
  7545        6201        843     649  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5464       8766     951  COGENT-174, US
  4538        4842       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4675        310     585  CABLEONE, US
 18403        4376        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       11814        11232  UNINET, MX
  9808       10420        10275  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7754         7609  UNI2-AS, ES
  7545        6201         5552  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4842         4767  ERX-CERNET-BKB China Education and Research Net
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5464         4513  COGENT-174, US
 18403        4376         4351  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:      6461  ZAYO-6461, 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    /16:14075   /17:8516    /18:14520   
/19:25259   /20:45653   /21:53020   /22:113578  /23:103772  /24:612314  
/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        6692        7754  UNI2-AS, ES
  8151        6020       11814  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        2329       12902  AMAZON-02, US
 30036        2210        2549  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)
----------------------------------------------

   1:2384      2:1652      3:594       4:12        5:4636      6:162    
   7:6         8:1564      9:1        11:172      12:1375     13:346    
  14:2572     15:350      16:279      17:364      18:920      20:474    
  21:4        22:188      23:7330     24:3025     25:2        27:2777   
  29:19       31:3277     32:41       34:83       35:206      36:2427   
  37:4661     38:10136    39:906      40:154      41:4369     42:1977   
  43:2653     44:355      45:18566    46:5102     47:309      49:1999   
  50:1884     51:590      52:1555     54:301      55:1065     56:9      
  57:251      58:2296     59:1292     60:1193     61:2900     62:2929   
  63:1836     64:5507     65:2168     66:4636     67:3009     68:1113   
  69:3951     70:1110     71:622      72:2860     74:2787     75:1654   
  76:612      77:2695     78:1859     79:1744     80:2235     81:2034   
  82:2794     83:1431     84:1825     85:3369     86:1132     87:2428   
  88:1286     89:4339     90:784      91:8349     92:2855     93:2889   
  94:4023     95:4270     96:1415     97:317      98:989      99:738    
 100:71      101:1412    102:3844    103:32590   104:4824    105:1099   
 106:1004    107:2600    108:1208    109:4164    110:2238    111:3343   
 112:2062    113:1849    114:1954    115:2214    116:2072    117:2805   
 118:2912    119:1972    120:1948    121:1442    122:2770    123:2219   
 124:1699    125:2928    126:88      128:1636    129:982     130:1293   
 131:1880    132:780     133:450     134:1535    135:329     136:1263   
 137:1246    138:2892    139:1685    140:1559    141:1483    142:1802   
 143:1644    144:1052    145:480     146:2168    147:2098    148:2595   
 149:2972    150:1254    151:2125    152:2105    153:571     154:8180   
 155:1648    156:3300    157:1902    158:1272    159:2432    160:3568   
 161:1947    162:3692    163:1931    164:1705    165:2201    166:1407   
 167:1881    168:4083    169:797     170:5134    171:1011    172:4438   
 173:3222    174:910     175:1307    176:3703    177:4766    178:3817   
 179:2305    180:2664    181:4036    182:3399    183:2085    184:2293   
 185:21593   186:5167    187:4407    188:4224    189:4204    190:9670   
 191:1515    192:11189   193:9444    194:7916    195:5657    196:3294   
 197:3758    198:6115    199:8396    200:8182    201:6306    202:10939  
 203:10823   204:4510    205:3627    206:4603    207:3483    208:4209   
 209:5155    210:4883    211:2729    212:4562    213:3749    214:1057   
 215:42      216:6585    217:3273    218:1390    219:576     220:2109   
 221:1056    222:970     223:2342   

End of report


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