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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 27 21:40:06 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Mon 27 Jan, 2025

  IPv4 BGP Table (Global) as seen at USP.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/USP/

Analysis Summary
----------------

BGP routing table entries examined:                              973147
    Prefixes after maximum aggregation (per Origin AS):          371180
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      472836
    Number of IPv4 prefixes with a valid ROA:                    526090
    Number of IPv4 prefixes with an invalid ROA:                    165
    Number of IPv4 prefixes with no ROA:                         446892
Total ASes present in the Internet Routing Table:                 76546
    Prefixes per ASN:                                             12.71
Origin-only ASes present in the Internet Routing Table:           65620
Origin ASes announcing only one prefix:                           26863
Transit ASes present in the Internet Routing Table:               10926
Transit-only ASes present in the Internet Routing Table:            530
Paths with bogon ASNs present in the IPv4 Routing Table:            320
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                     107
    Max AS path prepend of ASN (269289)                             101
Prefixes from unregistered ASNs in the Routing Table:              1212
    Number of instances of unregistered ASNs:                      1218
Number of 32-bit ASNs allocated by the RIRs:                      46076
Number of 32-bit ASNs visible in the Routing Table:               37670
Prefixes from 32-bit ASNs in the Routing Table:                  198632
Number of bogon 32-bit ASNs visible in the Routing Table:            39
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3114273536
    Equivalent to 185 /8s, 160 /16s and 11 /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:      318382

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

Prefixes being announced by APNIC Region ASes:                   255022
    Total APNIC prefixes after maximum aggregation:               76078
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246801
    Unique aggregates announced from the APNIC address blocks:   102525
APNIC Region origin ASes present in the Internet Routing Table:   14434
    APNIC Prefixes per ASN:                                       17.10
APNIC Region origin ASes announcing only one prefix:               4422
APNIC Region transit ASes present in the Internet Routing Table:   1925
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9947
Number of APNIC addresses announced to Internet:              754289152
    Equivalent to 44 /8s, 245 /16s and 138 /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, 131072-153913
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:                    287015
    Total ARIN prefixes after maximum aggregation:               127017
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288736
    Unique aggregates announced from the ARIN address blocks:    134455
ARIN Region origin ASes present in the Internet Routing Table:    19216
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                7029
ARIN Region transit ASes present in the Internet Routing Table:    1991
Average ARIN Region AS path length visible:                         5.0
    Max ARIN Region AS path length visible:                          40
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5125
Number of ARIN addresses announced to Internet:              1344991488
    Equivalent to 80 /8s, 42 /16s and 241 /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:                    271351
    Total RIPE prefixes after maximum aggregation:               131601
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268368
    Unique aggregates announced from the RIPE address blocks:    171252
RIPE Region origin ASes present in the Internet Routing Table:    28834
    RIPE Prefixes per ASN:                                         9.31
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    3956
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12215
Number of RIPE addresses announced to Internet:               732788992
    Equivalent to 43 /8s, 173 /16s and 121 /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:                  124033
    Total LACNIC prefixes after maximum aggregation:              29023
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121371
    Unique aggregates announced from the LACNIC address blocks:   48870
LACNIC Region origin ASes present in the Internet Routing Table:  11184
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2647
LACNIC Region transit ASes present in the Internet Routing Table:  2485
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                       107
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9118
Number of LACNIC addresses announced to Internet:             177491712
    Equivalent to 10 /8s, 148 /16s and 79 /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:                  34514
    Total AfriNIC prefixes after maximum aggregation:              6692
    AfriNIC Deaggregation factor:                                  5.16
Prefixes being announced from the AfriNIC address blocks:         47359
    Unique aggregates announced from the AfriNIC address blocks:  15306
AfriNIC Region origin ASes present in the Internet Routing Table:  1909
    AfriNIC Prefixes per ASN:                                     24.81
AfriNIC Region origin ASes announcing only one prefix:              697
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1265
Number of AfriNIC addresses announced to Internet:            104449280
    Equivalent to 6 /8s, 57 /16s and 197 /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       10336       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6204        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4188        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4157        528     272  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3673       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3249       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2831        852     536  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2210        434     191  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12620      38876    3711  AMAZON-02, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4162       8761     887  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3590       3053     220  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3011       1299    2193  AKAMAI-AS, US
396982        2907       3657     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2583        361     262  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7741       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4007       3395     128  AKAMAI-ASN1, NL
  9009        3753        322    1904  M247, RO
 12389        2983       2302     889  ROSTELECOM-AS, RU
 34984        2371        361     580  TELLCOM-AS, TR
212238        1905        136    1405  CDNEXT, GB
  8452        1608       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1497         99     750  CLOUVIDER Clouvider - Global ASN, GB

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11672       3230     599  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2512        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1336       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1329        778     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1156        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1134        374     163  Axtel, S.A.B. de C.V., MX
  6147        1108        371      22  Telefonica del Peru S.A.A., PE
 22884        1074         98     369  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1681        601      30  RAYA-AS, EG
 24863        1646        389      16  LINKdotNET-AS, EG
 29571        1546         97     106  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1018        523      45  Vodafone-, EG
 20011         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         839       1083      15  MOBINIL, EG
  6713         557       1861      35  IAM-AS, MA
 36914         549         82       3  KENET-AS, KE

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       12620      38876    3711  AMAZON-02, US
  8151       11672       3230     599  UNINET, MX
  9808       10336       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7741       1711     144  UNI2-AS, ES
  7545        6204        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4188        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4162       8761     887  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11672        11073  UNINET, MX
  9808       10336        10248  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7741         7597  UNI2-AS, ES
  7545        6204         5541  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4188         4165  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
  7552        3912         3887  VIETEL-AS-AP Viettel Group, VN
  9498        4157         3885  BBIL-AP BHARTI Airtel Ltd., IN

Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, 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

Complete listing at https://bgp.nsrc.org/REN/USP/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/USP/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.132.192.0/24      Origin:     30500  WOLFPAWSERVICES, CA
23.132.192.0/24     Transit:      6939  HURRICANE, US
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.176.0/24      Origin:     40676  AS40676, US
23.140.176.0/24     Transit:      7922  COMCAST-7922, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:42      /11:93      /12:309     
/13:589     /14:1227    /15:2171    /16:13945   /17:8251    /18:13692   
/19:24565   /20:43840   /21:51957   /22:112118  /23:100858  /24:599457  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        6702        7741  UNI2-AS, ES
  8151        5873       11672  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2709        3590  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2252       12620  AMAZON-02, US
 30036        2242        2583  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2179        3539  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2295      2:1540      3:565       4:9         5:4524      6:165    
   7:6         8:1545      9:1        11:172      12:1385     13:344    
  14:2492     15:339      16:270      17:361      18:908      20:450    
  21:4        22:188      23:7279     24:2734     25:2        27:2742   
  29:19       31:3104     32:38       34:70       35:184      36:2405   
  37:4612     38:9087     39:895      40:151      41:4173     42:1917   
  43:2522     44:345      45:18140    46:4961     47:293      49:1981   
  50:1859     51:588      52:1571     54:306      55:1083     56:9      
  57:237      58:2207     59:1184     60:1161     61:2804     62:2935   
  63:1830     64:5505     65:2089     66:4638     67:3021     68:1199   
  69:4018     70:1153     71:612      72:2869     74:2780     75:1639   
  76:624      77:2611     78:1850     79:1722     80:2208     81:2052   
  82:2078     83:1408     84:1803     85:3273     86:997      87:2188   
  88:1275     89:4351     90:754      91:8331     92:2787     93:2880   
  94:3920     95:4168     96:1294     97:308      98:1012     99:738    
 100:71      101:1132    102:3590    103:32263   104:4641    105:758    
 106:1014    107:2625    108:1171    109:4077    110:2215    111:3352   
 112:2044    113:1786    114:1935    115:2198    116:2027    117:2745   
 118:2846    119:1940    120:1871    121:1355    122:2730    123:2164   
 124:1554    125:2858    126:94      128:1606    129:957     130:1265   
 131:1878    132:809     133:451     134:1516    135:323     136:1337   
 137:1284    138:2905    139:1598    140:1519    141:1486    142:1835   
 143:1612    144:1022    145:461     146:2138    147:2052    148:2581   
 149:2843    150:1202    151:1631    152:2089    153:567     154:7957   
 155:1555    156:3452    157:1880    158:1250    159:2426    160:3522   
 161:1800    162:3656    163:1792    164:1693    165:2169    166:1319   
 167:1868    168:4109    169:785     170:5074    171:1004    172:4149   
 173:3191    174:921     175:1268    176:3598    177:4925    178:3752   
 179:2212    180:2546    181:3955    182:3371    183:2039    184:2277   
 185:21425   186:5118    187:4367    188:4228    189:4122    190:9601   
 191:1554    192:11270   193:9360    194:7714    195:5461    196:3223   
 197:3574    198:6159    199:8278    200:8166    201:6322    202:10359  
 203:10592   204:4557    205:3659    206:4668    207:3598    208:4202   
 209:5168    210:4548    211:2512    212:4518    213:3753    214:1054   
 215:42      216:6611    217:3102    218:1335    219:372     220:2099   
 221:1054    222:718     223:2310   

End of report


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