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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 21 21:40:28 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Tue 21 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:                              971973
    Prefixes after maximum aggregation (per Origin AS):          370670
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      472285
    Number of IPv4 prefixes with a valid ROA:                    524231
    Number of IPv4 prefixes with an invalid ROA:                    169
    Number of IPv4 prefixes with no ROA:                         447573
Total ASes present in the Internet Routing Table:                 76524
    Prefixes per ASN:                                             12.70
Origin-only ASes present in the Internet Routing Table:           65593
Origin ASes announcing only one prefix:                           26845
Transit ASes present in the Internet Routing Table:               10931
Transit-only ASes present in the Internet Routing Table:            531
Paths with bogon ASNs present in the IPv4 Routing Table:            314
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1201
    Number of instances of unregistered ASNs:                      1207
Number of 32-bit ASNs allocated by the RIRs:                      46055
Number of 32-bit ASNs visible in the Routing Table:               37646
Prefixes from 32-bit ASNs in the Routing Table:                  198287
Number of bogon 32-bit ASNs visible in the Routing Table:            36
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            509
Number of addresses announced to Internet:                   3115308800
    Equivalent to 185 /8s, 175 /16s and 215 /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:      317830

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

Prefixes being announced by APNIC Region ASes:                   254696
    Total APNIC prefixes after maximum aggregation:               75961
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246621
    Unique aggregates announced from the APNIC address blocks:   102372
APNIC Region origin ASes present in the Internet Routing Table:   14432
    APNIC Prefixes per ASN:                                       17.09
APNIC Region origin ASes announcing only one prefix:               4420
APNIC Region transit ASes present in the Internet Routing Table:   1921
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:   9939
Number of APNIC addresses announced to Internet:              754263040
    Equivalent to 44 /8s, 245 /16s and 36 /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:                    286747
    Total ARIN prefixes after maximum aggregation:               126905
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288443
    Unique aggregates announced from the ARIN address blocks:    134333
ARIN Region origin ASes present in the Internet Routing Table:    19207
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                7018
ARIN Region transit ASes present in the Internet Routing Table:    1996
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:    5119
Number of ARIN addresses announced to Internet:              1346214400
    Equivalent to 80 /8s, 61 /16s and 154 /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:                    271049
    Total RIPE prefixes after maximum aggregation:               131319
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268096
    Unique aggregates announced from the RIPE address blocks:    170938
RIPE Region origin ASes present in the Internet Routing Table:    28820
    RIPE Prefixes per ASN:                                         9.30
RIPE Region origin ASes announcing only one prefix:               12048
RIPE Region transit ASes present in the Internet Routing Table:    3946
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:   12205
Number of RIPE addresses announced to Internet:               733171712
    Equivalent to 43 /8s, 179 /16s and 80 /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:                  123908
    Total LACNIC prefixes after maximum aggregation:              29035
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121306
    Unique aggregates announced from the LACNIC address blocks:   48854
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:              2666
LACNIC Region transit ASes present in the Internet Routing Table:  2491
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9116
Number of LACNIC addresses announced to Internet:             176942080
    Equivalent to 10 /8s, 139 /16s and 236 /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:                  34372
    Total AfriNIC prefixes after maximum aggregation:              6684
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         46997
    Unique aggregates announced from the AfriNIC address blocks:  15365
AfriNIC Region origin ASes present in the Internet Routing Table:  1912
    AfriNIC Prefixes per ASN:                                     24.58
AfriNIC Region origin ASes announcing only one prefix:              693
AfriNIC Region transit ASes present in the Internet Routing Table:  373
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1267
Number of AfriNIC addresses announced to Internet:            104455680
    Equivalent to 6 /8s, 57 /16s and 222 /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       10326       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6199        842     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4240        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4149        528     278  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3674       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3246       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2820        846     545  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2208        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       12591      38854    3701  AMAZON-02, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4173       8763     900  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3589       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
 16625        3015       1300    2197  AKAMAI-AS, US
396982        2900       3657     441  GOOGLE-CLOUD-PLATFORM, US
 30036        2583        362     266  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        7641       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4037       3395     128  AKAMAI-ASN1, NL
  9009        3737        321    1900  M247, RO
 12389        2976       2300     887  ROSTELECOM-AS, RU
 34984        2370        361     580  TELLCOM-AS, TR
212238        1896        135    1400  CDNEXT, GB
  8452        1616       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1499         99     752  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       11643       3228     596  UNINET, MX
 10620        3539        492     954  Telmex Colombia S.A., CO
 13999        2535        538     368  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,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1152        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1108        371      22  Telefonica del Peru S.A.A., PE
 22884        1073         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        1682        601      30  RAYA-AS, EG
 24863        1649        389      19  LINKdotNET-AS, EG
 29571        1541         97     104  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1002        521      42  Vodafone-, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 37069         840       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         547         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       12591      38854    3701  AMAZON-02, US
  8151       11643       3228     596  UNINET, MX
  9808       10326       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7641       1709     143  UNI2-AS, ES
  7545        6199        842     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4240        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4173       8763     900  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       11643        11047  UNINET, MX
  9808       10326        10238  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7641         7498  UNI2-AS, ES
  7545        6199         5536  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4240         4217  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4145  CABLEONE, US
  7155        4176         4090  VIASAT-SP-BACKBONE, US
 20940        4037         3909  AKAMAI-ASN1, NL
  7552        3912         3887  VIETEL-AS-AP Viettel Group, VN

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      /12:310     
/13:589     /14:1228    /15:2172    /16:13937   /17:8252    /18:13690   
/19:24581   /20:43834   /21:51968   /22:112106  /23:100784  /24:598354  
/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        6603        7641  UNI2-AS, ES
  8151        5842       11643  UNINET, MX
 11492        3555        4696  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2709        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2247       12591  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)
----------------------------------------------

   1:2287      2:1576      3:549       4:9         5:4590      6:165    
   7:6         8:1545      9:1        11:172      12:1387     13:352    
  14:2492     15:336      16:270      17:362      18:904      20:450    
  21:4        22:188      23:7283     24:2733     25:2        27:2740   
  29:19       31:3104     32:37       34:70       35:184      36:2401   
  37:4512     38:9075     39:893      40:151      41:4166     42:1937   
  43:2523     44:345      45:18099    46:4973     47:293      49:1986   
  50:1867     51:586      52:1570     54:307      55:1027     56:8      
  57:236      58:2207     59:1182     60:1161     61:2787     62:2938   
  63:1831     64:5426     65:2091     66:4645     67:3010     68:1199   
  69:4002     70:1153     71:612      72:2868     74:2784     75:1641   
  76:632      77:2605     78:1847     79:1723     80:2209     81:2050   
  82:1940     83:1416     84:1793     85:3269     86:992      87:2183   
  88:1276     89:4361     90:745      91:8331     92:2763     93:2881   
  94:3841     95:4165     96:1269     97:309      98:1006     99:737    
 100:71      101:1126    102:3524    103:32269   104:4617    105:754    
 106:1014    107:2624    108:1189    109:4067    110:2221    111:3303   
 112:2042    113:1783    114:1929    115:2170    116:2029    117:2745   
 118:2863    119:1941    120:1871    121:1357    122:2728    123:2166   
 124:1544    125:2846    126:61      128:1612    129:949     130:1261   
 131:1868    132:808     133:451     134:1511    135:324     136:1336   
 137:1281    138:2898    139:1578    140:1519    141:1610    142:1834   
 143:1599    144:1022    145:468     146:2136    147:2054    148:2597   
 149:2841    150:1198    151:1665    152:2093    153:570     154:7867   
 155:1542    156:3422    157:1882    158:1256    159:2430    160:3510   
 161:1786    162:3651    163:1787    164:1695    165:2143    166:1331   
 167:1868    168:4111    169:790     170:5078    171:1003    172:4047   
 173:3179    174:921     175:1272    176:3594    177:5008    178:3746   
 179:2217    180:2537    181:3944    182:3370    183:2052    184:2278   
 185:21396   186:5113    187:4371    188:4227    189:4117    190:9571   
 191:1560    192:11254   193:9371    194:7699    195:5445    196:3214   
 197:3497    198:6152    199:8277    200:8088    201:6321    202:10345  
 203:10572   204:4554    205:3684    206:4672    207:3601    208:4208   
 209:5152    210:4546    211:2514    212:4516    213:3759    214:1052   
 215:42      216:6585    217:3094    218:1335    219:372     220:2096   
 221:1055    222:717     223:2304   

End of report


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