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

REN Routing Table Report cscora at bgp.nsrc.org
Tue May 27 21:29:37 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Tue 27 May, 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:                             1006431
    Prefixes after maximum aggregation (per Origin AS):          380947
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      482175
    Number of IPv4 prefixes with a valid ROA:                    557192
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         449220
Total ASes present in the Internet Routing Table:                 76995
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           65931
Origin ASes announcing only one prefix:                           26919
Transit ASes present in the Internet Routing Table:               11064
Transit-only ASes present in the Internet Routing Table:            557
Paths with bogon ASNs present in the IPv4 Routing Table:             50
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      70
    Max AS path prepend of ASN ( 37447)                              66
Prefixes from unregistered ASNs in the Routing Table:               990
    Number of instances of unregistered ASNs:                       994
Number of 32-bit ASNs allocated by the RIRs:                      46522
Number of 32-bit ASNs visible in the Routing Table:               38343
Prefixes from 32-bit ASNs in the Routing Table:                  206984
Number of bogon 32-bit ASNs visible in the Routing Table:            16
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            324
Number of addresses announced to Internet:                   3115244864
    Equivalent to 185 /8s, 174 /16s and 221 /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:      327292

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

Prefixes being announced by APNIC Region ASes:                   270297
    Total APNIC prefixes after maximum aggregation:               78124
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          261326
    Unique aggregates announced from the APNIC address blocks:   104618
APNIC Region origin ASes present in the Internet Routing Table:   14715
    APNIC Prefixes per ASN:                                       17.76
APNIC Region origin ASes announcing only one prefix:               4467
APNIC Region transit ASes present in the Internet Routing Table:   1984
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:  10171
Number of APNIC addresses announced to Internet:              754213440
    Equivalent to 44 /8s, 244 /16s and 98 /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:                    294325
    Total ARIN prefixes after maximum aggregation:               131216
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           294823
    Unique aggregates announced from the ARIN address blocks:    139740
ARIN Region origin ASes present in the Internet Routing Table:    19242
    ARIN Prefixes per ASN:                                        15.32
ARIN Region origin ASes announcing only one prefix:                7044
ARIN Region transit ASes present in the Internet Routing Table:    1982
Average ARIN Region AS path length visible:                         4.9
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5218
Number of ARIN addresses announced to Internet:              1352464896
    Equivalent to 80 /8s, 156 /16s and 250 /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:                    278013
    Total RIPE prefixes after maximum aggregation:               134462
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           276325
    Unique aggregates announced from the RIPE address blocks:    174923
RIPE Region origin ASes present in the Internet Routing Table:    28955
    RIPE Prefixes per ASN:                                         9.54
RIPE Region origin ASes announcing only one prefix:               12071
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:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12472
Number of RIPE addresses announced to Internet:               731481792
    Equivalent to 43 /8s, 153 /16s and 134 /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:                  126231
    Total LACNIC prefixes after maximum aggregation:              29824
    LACNIC Deaggregation factor:                                   4.23
Prefixes being announced from the LACNIC address blocks:         122530
    Unique aggregates announced from the LACNIC address blocks:   48944
LACNIC Region origin ASes present in the Internet Routing Table:  11258
    LACNIC Prefixes per ASN:                                      10.88
LACNIC Region origin ASes announcing only one prefix:              2663
LACNIC Region transit ASes present in the Internet Routing Table:  2506
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9204
Number of LACNIC addresses announced to Internet:             171862080
    Equivalent to 10 /8s, 62 /16s and 104 /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:                  36575
    Total AfriNIC prefixes after maximum aggregation:              6710
    AfriNIC Deaggregation factor:                                  5.45
Prefixes being announced from the AfriNIC address blocks:         51103
    Unique aggregates announced from the AfriNIC address blocks:  13661
AfriNIC Region origin ASes present in the Internet Routing Table:  1907
    AfriNIC Prefixes per ASN:                                     26.80
AfriNIC Region origin ASes announcing only one prefix:              674
AfriNIC Region transit ASes present in the Internet Routing Table:  378
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       70
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1278
Number of AfriNIC addresses announced to Internet:            105057792
    Equivalent to 6 /8s, 67 /16s and 14 /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       11194       8915     153  CHINAMOBILE-CN China Mobile Communication
  7545        6166        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4367        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4363       1874      55  VNPT-AS-VN VNPT Corp, VN
  9498        4286        533     299  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3950       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3695       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2869        853     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2209       1440      91  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       13570      40829    5174  AMAZON-02, US
   174        5277       8746     888  COGENT-174, US
 11492        4735        314     586  CABLEONE, US
  7155        3878        287      89  VIASAT-SP-BACKBONE, US
  6327        3623       1320      81  SHAW, CA
 22773        3344       3015     164  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3231      54784    2482  DNIC-AS-00749, US
396982        3169       3852     417  GOOGLE-CLOUD-PLATFORM, US
 16625        3046       1269    2234  AKAMAI-AS, US
 36352        2821        230     850  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        7704       1714     148  UNI2-AS, ES
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 20940        3989       3395     139  AKAMAI-ASN1, NL
  9009        3883        341    2094  M247, RO
 12389        3074       2305     887  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2416        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2391        360     580  TELLCOM-AS, TR
212238        2162        152    1591  CDNEXT, GB
  8452        1611       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       12170       3255     583  UNINET, MX
 10620        3500        480    1017  Telmex Colombia S.A., CO
 13999        2514        540     365  Mega Cable, S.A. de C.V., MX
 11830        1990        369      64  Instituto Costarricense de Electricidad y
 28573        1358       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1338        785     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1198        371      22  Telefonica del Peru S.A.A., PE
 22884        1063         68     379  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1042       2503      52  TIM SA, BR
  6503        1032        373     163  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        1780        644      27  RAYA-AS, EG
 24863        1654        389      17  LINKdotNET-AS, EG
 29571        1608        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1250        554      97  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1058        523      46  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         550         82       3  KENET-AS, KE
 15399         539         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       13570      40829    5174  AMAZON-02, US
  8151       12170       3255     583  UNINET, MX
  9808       11194       8915     153  CHINAMOBILE-CN China Mobile Communication
 12479        7704       1714     148  UNI2-AS, ES
  7545        6166        843     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5277       8746     888  COGENT-174, US
  4538        4853       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4798        293      63  ALJAWWALSTC-AS, SA
 11492        4735        314     586  CABLEONE, US
 18403        4367        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       12170        11587  UNINET, MX
  9808       11194        11041  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7704         7556  UNI2-AS, ES
  7545        6166         5526  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4853         4778  ERX-CERNET-BKB China Education and Research Net
 39891        4798         4735  ALJAWWALSTC-AS, SA
   174        5277         4389  COGENT-174, US
 18403        4367         4342  FPT-AS-AP FPT Telecom Company, VN
 45899        4363         4308  VNPT-AS-VN VNPT Corp, VN
 11492        4735         4149  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
     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
23.140.216.0/24      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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, 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      /10:41      /11:92      /12:300     
/13:584     /14:1226    /15:2185    /16:14013   /17:8501    /18:14476   
/19:25446   /20:45909   /21:53099   /22:113889  /23:105671  /24:620247  
/25:115     /26:114     /27:102     /28:17      /29:75      /30:10      
/31:0       /32:287     

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

   ASN  No of nets  Total ann.  Description
 12479        6619        7704  UNI2-AS, ES
  8151        6359       12170  UNINET, MX
 11492        3532        4735  CABLEONE, US
 39891        3489        4798  ALJAWWALSTC-AS, SA
  6327        3418        3623  SHAW, CA
  7155        2836        3878  VIASAT-SP-BACKBONE, US
 22773        2497        3344  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2381       13570  AMAZON-02, US
 30036        2233        2574  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2186        3500  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)
----------------------------------------------

   1:2428      2:1633      3:794       4:11        5:4788      6:162    
   7:6         8:1611      9:1        11:172      12:1360     13:437    
  14:2589     15:354      16:285      17:380      18:922      20:543    
  21:4        22:188      23:7567     24:2807     25:2        27:2833   
  29:19       31:3347     32:40       33:1        34:84       35:212    
  36:2977     37:4648     38:10300    39:916      40:171      41:4327   
  42:1960     43:2706     44:385      45:18837    46:5147     47:321    
  49:1933     50:1887     51:590      52:1564     54:320      55:1097   
  56:11       57:267      58:2327     59:1360     60:1196     61:3157   
  62:2951     63:1807     64:5482     65:2188     66:4674     67:3072   
  68:1125     69:3939     70:1085     71:633      72:2841     74:2801   
  75:1518     76:617      77:2701     78:1892     79:1686     80:2245   
  81:2085     82:3140     83:1482     84:1876     85:3426     86:1164   
  87:2399     88:1287     89:4417     90:777      91:8400     92:2782   
  93:2903     94:4177     95:4344     96:1460     97:316      98:978    
  99:690     100:71      101:1206    102:4054    103:32687   104:5045   
 105:1191    106:1039    107:2649    108:1249    109:4083    110:2289   
 111:3361    112:2127    113:1862    114:1990    115:2216    116:2101   
 117:2583    118:2900    119:2027    120:2013    121:1452    122:2907   
 123:2512    124:1723    125:2909    126:93      128:1681    129:972    
 130:1331    131:2001    132:784     133:451     134:1546    135:334    
 136:1357    137:1262    138:2948    139:1671    140:1616    141:1509   
 142:1906    143:1786    144:1120    145:503     146:2205    147:2115   
 148:2698    149:2977    150:1229    151:1940    152:2091    153:562    
 154:8313    155:1991    156:3268    157:1911    158:1323    159:2450   
 160:3845    161:1860    162:3769    163:2195    164:1743    165:2225   
 166:1495    167:1899    168:4379    169:795     170:5149    171:1019   
 172:4444    173:3295    174:914     175:1334    176:3722    177:4931   
 178:3652    179:2389    180:2708    181:4096    182:3473    183:2137   
 184:2094    185:21672   186:5243    187:4579    188:4268    189:4400   
 190:9602    191:1520    192:11329   193:9506    194:7934    195:5676   
 196:3276    197:3656    198:6122    199:8524    200:8259    201:6412   
 202:10859   203:10919   204:4539    205:3625    206:4517    207:3499   
 208:4282    209:5168    210:4926    211:2753    212:4606    213:3748   
 214:1024    215:48      216:6777    217:3300    218:1416    219:583    
 220:2095    221:1098    222:976     223:2415   

End of report


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