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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 24 21:40:33 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Fri 24 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:                              973229
    Prefixes after maximum aggregation (per Origin AS):          371146
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      472831
    Number of IPv4 prefixes with a valid ROA:                    525593
    Number of IPv4 prefixes with an invalid ROA:                    170
    Number of IPv4 prefixes with no ROA:                         447466
Total ASes present in the Internet Routing Table:                 76550
    Prefixes per ASN:                                             12.71
Origin-only ASes present in the Internet Routing Table:           65625
Origin ASes announcing only one prefix:                           26862
Transit ASes present in the Internet Routing Table:               10925
Transit-only ASes present in the Internet Routing Table:            530
Paths with bogon ASNs present in the IPv4 Routing Table:            318
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:              1196
    Number of instances of unregistered ASNs:                      1202
Number of 32-bit ASNs allocated by the RIRs:                      46056
Number of 32-bit ASNs visible in the Routing Table:               37675
Prefixes from 32-bit ASNs in the Routing Table:                  198850
Number of bogon 32-bit ASNs visible in the Routing Table:            38
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            517
Number of addresses announced to Internet:                   3114689792
    Equivalent to 185 /8s, 166 /16s and 101 /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:      318333

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

Prefixes being announced by APNIC Region ASes:                   255121
    Total APNIC prefixes after maximum aggregation:               76091
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246797
    Unique aggregates announced from the APNIC address blocks:   102491
APNIC Region origin ASes present in the Internet Routing Table:   14436
    APNIC Prefixes per ASN:                                       17.10
APNIC Region origin ASes announcing only one prefix:               4430
APNIC Region transit ASes present in the Internet Routing Table:   1922
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:   9950
Number of APNIC addresses announced to Internet:              754256640
    Equivalent to 44 /8s, 245 /16s and 11 /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:                    287047
    Total ARIN prefixes after maximum aggregation:               127069
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           288699
    Unique aggregates announced from the ARIN address blocks:    134470
ARIN Region origin ASes present in the Internet Routing Table:    19212
    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:    1995
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:              1344943360
    Equivalent to 80 /8s, 42 /16s and 53 /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:                    271379
    Total RIPE prefixes after maximum aggregation:               131501
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268380
    Unique aggregates announced from the RIPE address blocks:    171166
RIPE Region origin ASes present in the Internet Routing Table:    28832
    RIPE Prefixes per ASN:                                         9.31
RIPE Region origin ASes announcing only one prefix:               12057
RIPE Region transit ASes present in the Internet Routing Table:    3953
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12213
Number of RIPE addresses announced to Internet:               733258752
    Equivalent to 43 /8s, 180 /16s and 164 /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:                  124011
    Total LACNIC prefixes after maximum aggregation:              29016
    LACNIC Deaggregation factor:                                   4.27
Prefixes being announced from the LACNIC address blocks:         121385
    Unique aggregates announced from the LACNIC address blocks:   48872
LACNIC Region origin ASes present in the Internet Routing Table:  11189
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2489
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:  9121
Number of LACNIC addresses announced to Internet:             177488384
    Equivalent to 10 /8s, 148 /16s and 66 /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:                  34475
    Total AfriNIC prefixes after maximum aggregation:              6711
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         47450
    Unique aggregates announced from the AfriNIC address blocks:  15400
AfriNIC Region origin ASes present in the Internet Routing Table:  1911
    AfriNIC Prefixes per ASN:                                     24.83
AfriNIC Region origin ASes announcing only one prefix:              693
AfriNIC Region transit ASes present in the Internet Routing Table:  371
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: 1266
Number of AfriNIC addresses announced to Internet:            104478464
    Equivalent to 6 /8s, 58 /16s and 55 /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       10337       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6203        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4212        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4155        528     272  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        3248       1869      99  VNPT-AS-VN VNPT Corp, VN
 24560        2825        850     544  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2209        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       12623      38858    3712  AMAZON-02, US
 11492        4696        312     551  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4169       8762     896  COGENT-174, US
  6327        3614       1320      81  SHAW, CA
 22773        3589       3053     219  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        2582        361     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        7725       1711     144  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4013       3395     128  AKAMAI-ASN1, NL
  9009        3745        321    1900  M247, RO
 12389        2983       2302     889  ROSTELECOM-AS, RU
 34984        2371        361     580  TELLCOM-AS, TR
212238        1904        136    1404  CDNEXT, GB
  8452        1616       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       11660       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,
  6503        1170        374     163  Axtel, S.A.B. de C.V., MX
 11664        1155        278      33  Techtel LMDS Comunicaciones Interactivas 
  6147        1109        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        1682        601      30  RAYA-AS, EG
 24863        1648        389      18  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        1002        521      42  Vodafone-, EG
 20011         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         839       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA
 36914         552         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       12623      38858    3712  AMAZON-02, US
  8151       11660       3230     599  UNINET, MX
  9808       10337       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7725       1711     144  UNI2-AS, ES
  7545        6203        843     663  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4696        312     551  CABLEONE, US
 18403        4212        347      23  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
   174        4169       8762     896  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       11660        11061  UNINET, MX
  9808       10337        10249  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7725         7581  UNI2-AS, ES
  7545        6203         5540  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4212         4189  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
 20940        4013         3885  AKAMAI-ASN1, NL

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    /16:13946   /17:8253    /18:13703   
/19:24585   /20:43833   /21:51972   /22:112080  /23:100873  /24:599520  
/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        6686        7725  UNI2-AS, ES
  8151        5860       11660  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        3589  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2248       12623  AMAZON-02, US
 30036        2241        2582  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      2:1544      3:557       4:9         5:4628      6:165    
   7:6         8:1545      9:1        11:172      12:1386     13:352    
  14:2493     15:339      16:270      17:361      18:906      20:450    
  21:4        22:188      23:7287     24:2734     25:2        27:2744   
  29:19       31:3103     32:37       34:70       35:184      36:2404   
  37:4552     38:9078     39:895      40:151      41:4168     42:1926   
  43:2521     44:346      45:18207    46:4977     47:293      49:1980   
  50:1872     51:588      52:1572     54:307      55:1141     56:9      
  57:237      58:2208     59:1184     60:1161     61:2804     62:2936   
  63:1830     64:5493     65:2089     66:4637     67:3014     68:1198   
  69:4024     70:1152     71:612      72:2867     74:2779     75:1639   
  76:628      77:2608     78:1849     79:1724     80:2209     81:2051   
  82:2036     83:1431     84:1802     85:3269     86:999      87:2181   
  88:1276     89:4372     90:754      91:8324     92:2789     93:2901   
  94:3851     95:4161     96:1289     97:308      98:1012     99:736    
 100:71      101:1133    102:3598    103:32291   104:4637    105:754    
 106:1014    107:2619    108:1190    109:4072    110:2216    111:3352   
 112:2045    113:1792    114:1936    115:2201    116:2028    117:2748   
 118:2851    119:1940    120:1871    121:1355    122:2729    123:2164   
 124:1554    125:2855    126:93      128:1606    129:954     130:1267   
 131:1888    132:812     133:451     134:1515    135:324     136:1337   
 137:1280    138:2915    139:1590    140:1524    141:1466    142:1836   
 143:1596    144:1022    145:467     146:2137    147:2056    148:2598   
 149:2848    150:1204    151:1626    152:2093    153:571     154:8030   
 155:1556    156:3475    157:1877    158:1254    159:2426    160:3520   
 161:1793    162:3657    163:1792    164:1693    165:2150    166:1334   
 167:1864    168:4126    169:795     170:5074    171:1004    172:4070   
 173:3191    174:921     175:1271    176:3589    177:4949    178:3754   
 179:2217    180:2544    181:3941    182:3368    183:2046    184:2277   
 185:21414   186:5133    187:4376    188:4229    189:4138    190:9591   
 191:1561    192:11263   193:9372    194:7705    195:5457    196:3209   
 197:3512    198:6159    199:8272    200:8081    201:6321    202:10355  
 203:10597   204:4550    205:3679    206:4673    207:3601    208:4204   
 209:5168    210:4517    211:2513    212:4519    213:3756    214:1049   
 215:42      216:6600    217:3102    218:1335    219:372     220:2098   
 221:1054    222:718     223:2313   

End of report


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