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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jun 22 21:31:19 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Sun 22 Jun, 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:                             1014377
    Prefixes after maximum aggregation (per Origin AS):          381891
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      482912
    Number of IPv4 prefixes with a valid ROA:                    564100
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         450258
Total ASes present in the Internet Routing Table:                 77046
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65935
Origin ASes announcing only one prefix:                           26667
Transit ASes present in the Internet Routing Table:               11111
Transit-only ASes present in the Internet Routing Table:            572
Paths with bogon ASNs present in the IPv4 Routing Table:             68
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      57
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1146
    Number of instances of unregistered ASNs:                      1183
Number of 32-bit ASNs allocated by the RIRs:                      46701
Number of 32-bit ASNs visible in the Routing Table:               38447
Prefixes from 32-bit ASNs in the Routing Table:                  210000
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            314
Number of addresses announced to Internet:                   3111554880
    Equivalent to 185 /8s, 118 /16s and 143 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      331279

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

Prefixes being announced by APNIC Region ASes:                   272205
    Total APNIC prefixes after maximum aggregation:               78235
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          263577
    Unique aggregates announced from the APNIC address blocks:   104762
APNIC Region origin ASes present in the Internet Routing Table:   14752
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4462
APNIC Region transit ASes present in the Internet Routing Table:   1994
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10209
Number of APNIC addresses announced to Internet:              754299712
    Equivalent to 44 /8s, 245 /16s and 179 /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:                    293964
    Total ARIN prefixes after maximum aggregation:               131290
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295684
    Unique aggregates announced from the ARIN address blocks:    139624
ARIN Region origin ASes present in the Internet Routing Table:    19238
    ARIN Prefixes per ASN:                                        15.37
ARIN Region origin ASes announcing only one prefix:                7025
ARIN Region transit ASes present in the Internet Routing Table:    2000
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:    5231
Number of ARIN addresses announced to Internet:              1349788160
    Equivalent to 80 /8s, 116 /16s and 34 /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:                    280371
    Total RIPE prefixes after maximum aggregation:               135078
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279118
    Unique aggregates announced from the RIPE address blocks:    175705
RIPE Region origin ASes present in the Internet Routing Table:    28934
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               12031
RIPE Region transit ASes present in the Internet Routing Table:    4017
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12505
Number of RIPE addresses announced to Internet:               731135424
    Equivalent to 43 /8s, 148 /16s and 61 /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:                  130183
    Total LACNIC prefixes after maximum aggregation:              29884
    LACNIC Deaggregation factor:                                   4.36
Prefixes being announced from the LACNIC address blocks:         126606
    Unique aggregates announced from the LACNIC address blocks:   48912
LACNIC Region origin ASes present in the Internet Routing Table:  11271
    LACNIC Prefixes per ASN:                                      11.23
LACNIC Region origin ASes announcing only one prefix:              2488
LACNIC Region transit ASes present in the Internet Routing Table:  2520
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9218
Number of LACNIC addresses announced to Internet:             171295552
    Equivalent to 10 /8s, 53 /16s and 195 /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:                  36508
    Total AfriNIC prefixes after maximum aggregation:              6657
    AfriNIC Deaggregation factor:                                  5.48
Prefixes being announced from the AfriNIC address blocks:         49078
    Unique aggregates announced from the AfriNIC address blocks:  13621
AfriNIC Region origin ASes present in the Internet Routing Table:  1920
    AfriNIC Prefixes per ASN:                                     25.56
AfriNIC Region origin ASes announcing only one prefix:              661
AfriNIC Region transit ASes present in the Internet Routing Table:  381
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1284
Number of AfriNIC addresses announced to Internet:            104878592
    Equivalent to 6 /8s, 64 /16s and 82 /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       11373       8918     163  CHINAMOBILE-CN China Mobile Communication
  7545        6171        846     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4885       4192      75  ERX-CERNET-BKB China Education and Resear
 45899        4392       1874      56  VNPT-AS-VN VNPT Corp, VN
 18403        4377        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4335        535     310  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3947       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3697       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2890        856     533  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2327        831     218  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       13630      40956    5225  AMAZON-02, US
   174        5359       8743     861  COGENT-174, US
 11492        4780        317     603  CABLEONE, US
  7155        3871        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3348       3016     164  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3227      54767    2478  DNIC-AS-00749, US
396982        3191       3854     427  GOOGLE-CLOUD-PLATFORM, US
 16625        3016       1262    2227  AKAMAI-AS, US
 36352        2823        230     852  AS-COLOCROSSING, 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        7674       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        3967       3395     139  AKAMAI-ASN1, NL
  9009        3900        358    2102  M247, RO
 12389        3121       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2417        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2402        361     576  TELLCOM-AS, TR
212238        2313        169    1695  CDNEXT, GB
  8452        1623       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       12210       3256     579  UNINET, MX
 10620        3505        481    1017  Telmex Colombia S.A., CO
 13999        2536        537     354  Mega Cable, S.A. de C.V., MX
 11830        1987        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2436     260  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1199        371      22  Telefonica del Peru S.A.A., PE
 22884        1081         69     363  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 28202        1052         52       9  MASTER SA, BR
 26615        1049       2503      52  TIM SA, BR

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        1821        644      27  RAYA-AS, EG
 24863        1624        389      17  LINKdotNET-AS, EG
 29571        1607        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1075        523      47  Vodafone-, EG
 20011         568        154     212  INTERNET-SOLUTIONS, ZA
 36914         565         82       3  KENET-AS, KE
 15399         540         57      59  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       13630      40956    5225  AMAZON-02, US
  8151       12210       3256     579  UNINET, MX
  9808       11373       8918     163  CHINAMOBILE-CN China Mobile Communication
 12479        7674       1713     148  UNI2-AS, ES
  7545        6171        846     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5359       8743     861  COGENT-174, US
  4538        4885       4192      75  ERX-CERNET-BKB China Education and Resear
 11492        4780        317     603  CABLEONE, US
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 45899        4392       1874      56  VNPT-AS-VN VNPT Corp, 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       12210        11631  UNINET, MX
  9808       11373        11210  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7674         7526  UNI2-AS, ES
  7545        6171         5531  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4885         4810  ERX-CERNET-BKB China Education and Research Net
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5359         4498  COGENT-174, US
 18403        4377         4352  FPT-AS-AP FPT Telecom Company, VN
 45899        4392         4336  VNPT-AS-VN VNPT Corp, VN
 11492        4780         4177  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
    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
    395195  UNALLOCATED  8.38.115.0/24             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
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, US
23.159.56.0/24       Origin:       174  COGENT-174, US
23.159.56.0/24      Transit:      2914  NTT-DATA-2914, 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      /12:301     
/13:585     /14:1214    /15:2172    /16:13968   /17:8518    /18:14343   
/19:25442   /20:46126   /21:53498   /22:114533  /23:107312  /24:625465  
/25:126     /26:112     /27:98      /28:19      /29:74      /30:8       
/31:0       /32:300     

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

   ASN  No of nets  Total ann.  Description
 12479        6596        7674  UNI2-AS, ES
  8151        6425       12210  UNINET, MX
 11492        3576        4780  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3431        3636  SHAW, CA
  7155        2829        3871  VIASAT-SP-BACKBONE, US
 22773        2501        3348  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2348       13630  AMAZON-02, US
 30036        2256        2597  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2192        3505  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)
----------------------------------------------

   1:2446      2:1616      3:824       4:12        5:4856      6:162    
   7:6         8:1602      9:1        11:172      12:1347     13:449    
  14:2594     15:364      16:285      17:382      18:920      20:570    
  21:4        22:188      23:7629     24:2879     25:2        27:2837   
  29:19       31:3405     32:41       33:1        34:84       35:258    
  36:3171     37:4633     38:10515    39:915      40:181      41:4397   
  42:1947     43:2729     44:383      45:19193    46:5202     47:339    
  49:1970     50:1883     51:591      52:1562     54:324      55:1008   
  56:11       57:275      58:2328     59:1327     60:1203     61:3160   
  62:2995     63:1810     64:5524     65:2180     66:4682     67:3084   
  68:1122     69:3947     70:1072     71:631      72:2866     74:2815   
  75:1514     76:622      77:2750     78:1854     79:1695     80:2238   
  81:2075     82:3184     83:1486     84:1884     85:3454     86:1179   
  87:2409     88:1356     89:4445     90:771      91:8474     92:2793   
  93:2948     94:4178     95:4398     96:1472     97:311      98:982    
  99:687     100:72      101:1449    102:4072    103:32876   104:5160   
 105:1191    106:989     107:2659    108:1256    109:4155    110:2290   
 111:3361    112:2169    113:1900    114:2019    115:2242    116:2148   
 117:2579    118:2967    119:2030    120:2118    121:1456    122:2935   
 123:2620    124:1731    125:2926    126:93      128:1676    129:968    
 130:1322    131:2095    132:789     133:451     134:1554    135:392    
 136:1352    137:1263    138:2980    139:1661    140:1639    141:1503   
 142:1917    143:1902    144:1170    145:545     146:2206    147:2118   
 148:2694    149:2995    150:1288    151:1988    152:2085    153:590    
 154:7650    155:1759    156:2850    157:1926    158:1322    159:2501   
 160:3633    161:1904    162:3888    163:2232    164:1885    165:2031   
 166:1504    167:2001    168:4139    169:793     170:5305    171:1031   
 172:4454    173:3363    174:920     175:1352    176:3796    177:5306   
 178:3781    179:2445    180:2717    181:4248    182:3497    183:2198   
 184:2109    185:21646   186:5453    187:4873    188:4427    189:4474   
 190:9821    191:1901    192:11344   193:9516    194:7993    195:5756   
 196:3345    197:3213    198:6129    199:8543    200:8521    201:6488   
 202:10885   203:10997   204:4568    205:3644    206:4536    207:3514   
 208:4318    209:5166    210:4953    211:2764    212:4634    213:3776   
 214:1030    215:48      216:6801    217:3369    218:1429    219:598    
 220:2090    221:1151    222:977     223:2539   

End of report


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