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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 21 21:31:19 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Mon 21 Jul, 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:                             1012276
    Prefixes after maximum aggregation (per Origin AS):          384226
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      487442
    Number of IPv4 prefixes with a valid ROA:                    566971
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         445286
Total ASes present in the Internet Routing Table:                 77138
    Prefixes per ASN:                                             13.12
Origin-only ASes present in the Internet Routing Table:           65987
Origin ASes announcing only one prefix:                           26889
Transit ASes present in the Internet Routing Table:               11151
Transit-only ASes present in the Internet Routing Table:            575
Paths with bogon ASNs present in the IPv4 Routing Table:             58
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1094
    Number of instances of unregistered ASNs:                      1127
Number of 32-bit ASNs allocated by the RIRs:                      46911
Number of 32-bit ASNs visible in the Routing Table:               38634
Prefixes from 32-bit ASNs in the Routing Table:                  209183
Number of bogon 32-bit ASNs visible in the Routing Table:            80
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            307
Number of addresses announced to Internet:                   3112575297
    Equivalent to 185 /8s, 134 /16s and 33 /24s
    Percentage of available address space announced:               84.1
    Percentage of allocated address space announced:               84.1
    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:      328576

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

Prefixes being announced by APNIC Region ASes:                   274151
    Total APNIC prefixes after maximum aggregation:               78676
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          265178
    Unique aggregates announced from the APNIC address blocks:   105396
APNIC Region origin ASes present in the Internet Routing Table:   14817
    APNIC Prefixes per ASN:                                       17.90
APNIC Region origin ASes announcing only one prefix:               4513
APNIC Region transit ASes present in the Internet Routing Table:   2010
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10287
Number of APNIC addresses announced to Internet:              754704960
    Equivalent to 44 /8s, 251 /16s and 226 /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:                    294879
    Total ARIN prefixes after maximum aggregation:               132156
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           296166
    Unique aggregates announced from the ARIN address blocks:    141251
ARIN Region origin ASes present in the Internet Routing Table:    19239
    ARIN Prefixes per ASN:                                        15.39
ARIN Region origin ASes announcing only one prefix:                7029
ARIN Region transit ASes present in the Internet Routing Table:    2007
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5257
Number of ARIN addresses announced to Internet:              1349409024
    Equivalent to 80 /8s, 110 /16s and 89 /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:                    280461
    Total RIPE prefixes after maximum aggregation:               136102
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           279536
    Unique aggregates announced from the RIPE address blocks:    177455
RIPE Region origin ASes present in the Internet Routing Table:    28960
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12032
RIPE Region transit ASes present in the Internet Routing Table:    4021
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12578
Number of RIPE addresses announced to Internet:               732160193
    Equivalent to 43 /8s, 163 /16s and 224 /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:                  126285
    Total LACNIC prefixes after maximum aggregation:              29763
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         122587
    Unique aggregates announced from the LACNIC address blocks:   49095
LACNIC Region origin ASes present in the Internet Routing Table:  11261
    LACNIC Prefixes per ASN:                                      10.89
LACNIC Region origin ASes announcing only one prefix:              2644
LACNIC Region transit ASes present in the Internet Routing Table:  2540
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9220
Number of LACNIC addresses announced to Internet:             171071040
    Equivalent to 10 /8s, 50 /16s and 86 /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:                  35406
    Total AfriNIC prefixes after maximum aggregation:              6798
    AfriNIC Deaggregation factor:                                  5.21
Prefixes being announced from the AfriNIC address blocks:         48502
    Unique aggregates announced from the AfriNIC address blocks:  13983
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     25.22
AfriNIC Region origin ASes announcing only one prefix:              671
AfriNIC Region transit ASes present in the Internet Routing Table:  384
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1292
Number of AfriNIC addresses announced to Internet:            105032448
    Equivalent to 6 /8s, 66 /16s and 171 /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       11983       8921     173  CHINAMOBILE-CN China Mobile Communication
  7545        6150        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4877       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4484        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4463        535     311  BBIL-AP BHARTI Airtel Ltd., IN
 45899        4379       1874      55  VNPT-AS-VN VNPT Corp, VN
  7552        3946       1332      28  VIETEL-AS-AP Viettel Group, VN
  7713        3703       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2905        863     520  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2879        832     222  CMNET-JIANGSU-AP China Mobile communicati

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       13768      40979    5294  AMAZON-02, US
   174        5263       8771     860  COGENT-174, US
 11492        4813        319     611  CABLEONE, US
  7155        3869        287      89  VIASAT-SP-BACKBONE, US
  6327        3637       1320      82  SHAW, CA
 22773        3340       3015     165  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3222      54766    2473  DNIC-AS-00749, US
396982        3196       3855     432  GOOGLE-CLOUD-PLATFORM, US
 16625        2989       1255    2217  AKAMAI-AS, US
  4155        2870        218    1736  USDA-1, 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        7607       1712     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3978       3396     140  AKAMAI-ASN1, NL
  9009        3789        361    2110  M247, RO
 12389        3122       2317     873  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2403        361     583  TELLCOM-AS, TR
  5384        2398        585      29  EMIRATES-INTERNET Emirates Internet, AE
212238        2322        164    1690  CDNEXT, GB
 13188        1606        100      34  TRIOLAN, UA
  8452        1578       1852      14  TE-AS TE-AS, EG

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       12310       3259     574  UNINET, MX
 10620        3485        474    1028  Telmex Colombia S.A., CO
 13999        2529        511     349  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2435     268  Claro NXT Telecomunicacoes Ltda, BR
  3816        1346        787     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1196        371      22  Telefonica del Peru S.A.A., PE
 11664        1180        278      33  Techtel LMDS Comunicaciones Interactivas 
 22884        1069         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
  6503        1022        373     162  Axtel, S.A.B. de C.V., MX

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        1719        660      28  RAYA-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1294       1488     355  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 24863        1215        389      22  LINKdotNET-AS, EG
 37069        1101       1112      11  MOBINIL, EG
 36935         822        520      43  Vodafone-, EG
 36914         577         82       3  KENET-AS, KE
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 15399         542         57      60  WANANCHI-, 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       13768      40979    5294  AMAZON-02, US
  8151       12310       3259     574  UNINET, MX
  9808       11983       8921     173  CHINAMOBILE-CN China Mobile Communication
 12479        7607       1712     148  UNI2-AS, ES
  7545        6150        839     612  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5263       8771     860  COGENT-174, US
  4538        4877       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4813        319     611  CABLEONE, US
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 18403        4484        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
  9808       11983        11810  CHINAMOBILE-CN China Mobile Communications Grou
  8151       12310        11736  UNINET, MX
 12479        7607         7459  UNI2-AS, ES
  7545        6150         5538  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4877         4802  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
 18403        4484         4459  FPT-AS-AP FPT Telecom Company, VN
   174        5263         4403  COGENT-174, US
 45899        4379         4324  VNPT-AS-VN VNPT Corp, VN
 11492        4813         4202  CABLEONE, 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
     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
    398074  UNALLOCATED  8.28.115.0/24            32787  PROLEXIC-TECHNOLOGIES-D
    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
23.140.216.0/24      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
23.142.24.0/24       Origin:     62164  HEYMMAN-2, CA
23.142.24.0/24      Transit:     64236  UNREAL-SERVERS, US
23.147.224.0/24      Origin:     27392  639-DATACENTERS, US
23.147.224.0/24     Transit:      3356  LEVEL3, US
23.147.225.0/24      Origin:     27392  639-DATACENTERS, US
23.147.225.0/24     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       /9:14      /10:41      /11:92      /12:299     
/13:582     /14:1215    /15:2170    /16:13899   /17:8474    /18:14289   
/19:25376   /20:45940   /21:53163   /22:113788  /23:106120  /24:626050  
/25:137     /26:113     /27:103     /28:17      /29:70      /30:4       
/31:0       /32:304     

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

   ASN  No of nets  Total ann.  Description
 12479        6551        7607  UNI2-AS, ES
  8151        6528       12310  UNINET, MX
 11492        3606        4813  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3433        3637  SHAW, CA
  7155        2827        3869  VIASAT-SP-BACKBONE, US
 22773        2493        3340  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2369       13768  AMAZON-02, US
 30036        2272        2613  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2196        3485  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)
----------------------------------------------

   1:2474      2:1593      3:857       4:12        5:4865      6:163    
   7:6         8:1584      9:1        11:172      12:1336     13:465    
  14:2628     15:366      16:286      17:382      18:901      20:578    
  21:4        22:188      23:7744     24:2729     25:2        27:2867   
  29:19       31:3431     32:39       33:1        34:84       35:261    
  36:3645     37:4613     38:10561    39:920      40:252      41:4313   
  42:2003     43:2801     44:376      45:18868    46:5172     47:354    
  49:1920     50:1947     51:591      52:1555     54:327      55:1108   
  56:11       57:278      58:2296     59:1416     60:1202     61:3076   
  62:3003     63:1805     64:5548     65:2173     66:4734     67:3107   
  68:1086     69:3973     70:1045     71:631      72:2856     74:2805   
  75:1511     76:609      77:2758     78:1898     79:1708     80:2236   
  81:2068     82:3194     83:1491     84:1900     85:3459     86:1184   
  87:2398     88:1313     89:4478     90:780      91:8467     92:2775   
  93:2965     94:4187     95:4429     96:1490     97:310      98:955    
  99:695     100:71      101:1457    102:4058    103:32725   104:5210   
 105:1062    106:977     107:2641    108:1265    109:4265    110:2284   
 111:3370    112:2273    113:1901    114:1973    115:2312    116:2149   
 117:2634    118:3017    119:2036    120:2212    121:1409    122:2932   
 123:2523    124:1784    125:2929    126:91      128:1643    129:982    
 130:1325    131:2068    132:775     133:450     134:1647    135:324    
 136:1443    137:1271    138:2885    139:1661    140:1658    141:1519   
 142:1909    143:2002    144:1193    145:562     146:2190    147:2108   
 148:2713    149:2990    150:1294    151:2228    152:2078    153:591    
 154:7917    155:1856    156:3117    157:1947    158:1343    159:2516   
 160:3642    161:1903    162:3864    163:2267    164:1885    165:2371   
 166:1527    167:2021    168:4053    169:789     170:5176    171:1014   
 172:4250    173:3397    174:917     175:1357    176:3765    177:4884   
 178:3961    179:2374    180:2681    181:4158    182:3539    183:2265   
 184:2102    185:21709   186:5296    187:4746    188:4286    189:4409   
 190:9620    191:1544    192:11379   193:9515    194:7919    195:5726   
 196:3306    197:3208    198:6130    199:8613    200:8274    201:6442   
 202:10969   203:10948   204:4657    205:3629    206:4541    207:3558   
 208:4320    209:5176    210:4961    211:2815    212:4604    213:3844   
 214:1025    215:46      216:6757    217:3365    218:1436    219:600    
 220:2153    221:1197    222:997     223:2736   

End of report


More information about the ren-bgp-stats-all mailing list