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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Nov 30 22:41:22 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 30 Nov, 2024

  IPv4 BGP Table (Global) as seen at RouteViews OIX.

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

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

BGP routing table entries examined:                             1018762
    Prefixes after maximum aggregation (per Origin AS):          372705
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      471192
Total ASes present in the Internet Routing Table:                 76645
    Prefixes per ASN:                                             13.29
Origin-only ASes present in the Internet Routing Table:           65674
Origin ASes announcing only one prefix:                           26254
Transit ASes present in the Internet Routing Table:               10971
Transit-only ASes present in the Internet Routing Table:            530
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                      88
    Max AS path prepend of ASN ( 37447)                              86
Prefixes from unregistered ASNs in the Routing Table:              1110
    Number of instances of unregistered ASNs:                      1123
Number of 32-bit ASNs allocated by the RIRs:                      45928
Number of 32-bit ASNs visible in the Routing Table:               37588
Prefixes from 32-bit ASNs in the Routing Table:                  206545
Number of bogon 32-bit ASNs visible in the Routing Table:            90
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            505
Number of addresses announced to Internet:                   3033524900
    Equivalent to 180 /8s, 207 /16s and 234 /24s
    Percentage of available address space announced:               81.9
    Percentage of allocated address space announced:               81.8
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      344396

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

Prefixes being announced by APNIC Region ASes:                   264127
    Total APNIC prefixes after maximum aggregation:               75928
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          256295
    Unique aggregates announced from the APNIC address blocks:   101697
APNIC Region origin ASes present in the Internet Routing Table:   14509
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4431
APNIC Region transit ASes present in the Internet Routing Table:   1939
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9940
Number of APNIC addresses announced to Internet:              760875584
    Equivalent to 45 /8s, 90 /16s and 10 /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:                    290336
    Total ARIN prefixes after maximum aggregation:               128215
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           292693
    Unique aggregates announced from the ARIN address blocks:    136150
ARIN Region origin ASes present in the Internet Routing Table:    19226
    ARIN Prefixes per ASN:                                        15.22
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    2004
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5089
Number of ARIN addresses announced to Internet:              1266507584
    Equivalent to 75 /8s, 125 /16s and 95 /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:                    287422
    Total RIPE prefixes after maximum aggregation:               132252
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           283973
    Unique aggregates announced from the RIPE address blocks:    169735
RIPE Region origin ASes present in the Internet Routing Table:    28881
    RIPE Prefixes per ASN:                                         9.83
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    3936
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12177
Number of RIPE addresses announced to Internet:               722307108
    Equivalent to 43 /8s, 13 /16s and 136 /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:                  137988
    Total LACNIC prefixes after maximum aggregation:              29000
    LACNIC Deaggregation factor:                                   4.76
Prefixes being announced from the LACNIC address blocks:         135639
    Unique aggregates announced from the LACNIC address blocks:   48803
LACNIC Region origin ASes present in the Internet Routing Table:  11180
    LACNIC Prefixes per ASN:                                      12.13
LACNIC Region origin ASes announcing only one prefix:              2141
LACNIC Region transit ASes present in the Internet Routing Table:  2525
Average LACNIC Region AS path length visible:                       4.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9102
Number of LACNIC addresses announced to Internet:             177624064
    Equivalent to 10 /8s, 150 /16s and 84 /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:                  37779
    Total AfriNIC prefixes after maximum aggregation:              6634
    AfriNIC Deaggregation factor:                                  5.69
Prefixes being announced from the AfriNIC address blocks:         49656
    Unique aggregates announced from the AfriNIC address blocks:  14398
AfriNIC Region origin ASes present in the Internet Routing Table:  1923
    AfriNIC Prefixes per ASN:                                     25.82
AfriNIC Region origin ASes announcing only one prefix:              646
AfriNIC Region transit ASes present in the Internet Routing Table:  371
Average AfriNIC Region AS path length visible:                      4.1
    Max AfriNIC Region AS path length visible:                       88
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet:            105953792
    Equivalent to 6 /8s, 80 /16s and 186 /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       10147       8923     125  CHINAMOBILE-CN China Mobile Communication
  7545        6159        841     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5090       4192      73  ERX-CERNET-BKB China Education and Resear
 18403        4612        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        3965        519     293  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3908       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3892       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3672       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2800        835     543  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2234       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       11091      11969    3959  AMAZON-02, US
   174        6512       8765     895  COGENT-174, US
 11492        4677        311     552  CABLEONE, US
  7155        4172        287      85  VIASAT-SP-BACKBONE, US
  6327        3603       1320      79  SHAW, CA
 22773        3431       3050     188  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3214      23568    2050  ATT-INTERNET4, US
 16625        2950       1292    2161  AKAMAI-AS, US
396982        2885       3655     434  GOOGLE-CLOUD-PLATFORM, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        9450       1266    1646  TTNET, TR
 12479        7670       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4016       3396     141  AKAMAI-ASN1, NL
  9009        3676        317    1860  M247, RO
 12389        2948       2294     881  ROSTELECOM-AS, RU
 34984        2385        363     567  TELLCOM-AS, TR
  8452        1950       1852      14  TE-AS TE-AS, EG
212238        1835        133    1355  CDNEXT, GB
  5384        1785        585      30  EMIRATES-INTERNET Emirates Internet, AE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11735       3240     708  UNINET, MX
 10620        3542        494     942  Telmex Colombia S.A., CO
 13999        2538        537     371  Mega Cable, S.A. de C.V., MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 28573        1580       2310     261  Claro NXT Telecomunicacoes Ltda, BR
  3816        1325        782     203  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6503        1155        374     163  Axtel, S.A.B. de C.V., MX
 28202        1125         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1116        371      22  Telefonica del Peru S.A.A., PE
 11664        1111        278      33  Techtel LMDS Comunicaciones Interactivas 

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1659        593      29  RAYA-AS, EG
 24863        1636        389      16  LINKdotNET-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1424         90      59  ORANGE-COTE-IVOIRE, CI
 36992        1421       1518     288  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1100        179     290  INTERNET-SOLUTIONS, ZA
 36935        1015        523      46  Vodafone-, EG
 37069         882       1083      15  MOBINIL, EG
  6713         558       1861      35  IAM-AS, MA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11735       3240     708  UNINET, MX
 16509       11091      11969    3959  AMAZON-02, US
  9808       10147       8923     125  CHINAMOBILE-CN China Mobile Communication
 47331        9450       1266    1646  TTNET, TR
 12479        7670       1709     143  UNI2-AS, ES
   174        6512       8765     895  COGENT-174, US
  7545        6159        841     657  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5090       4192      73  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4677        311     552  CABLEONE, US

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

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

   ASN  No of nets  Net Savings  Description
  9808       10147        10022  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9450         7804  TTNET, TR
 12479        7670         7527  UNI2-AS, ES
 16509       11091         7132  AMAZON-02, US
   174        6512         5617  COGENT-174, US
  7545        6159         5502  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5090         5017  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4612         4589  FPT-AS-AP FPT Telecom Company, VN
 11492        4677         4125  CABLEONE, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, 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            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US

Complete listing at https://bgp.nsrc.org/REN/OIX/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/OIX/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
23.139.32.0/24       Origin:     14727  RESERVED, ZZ
23.139.32.0/24      Transit:      6939  HURRICANE, US
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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/OIX/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      /10:36      /11:91      /12:297     
/13:583     /14:1196    /15:2120    /16:13336   /17:8520    /18:14682   
/19:25433   /20:46390   /21:55046   /22:116146  /23:109607  /24:621947  
/25:609     /26:599     /27:1067    /28:81      /29:113     /30:24      
/31:2       /32:804     

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

   ASN  No of nets  Total ann.  Description
 47331        8540        9450  TTNET, TR
 12479        6660        7670  UNI2-AS, ES
  8151        5897       11735  UNINET, MX
 11492        3555        4677  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3400        3603  SHAW, CA
  7155        3116        4172  VIASAT-SP-BACKBONE, US
 22773        2560        3431  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2265       11091  AMAZON-02, US
 30036        2206        2546  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2302      2:1660      3:526       4:24        5:4828      6:166    
   7:6         8:1588      9:2        11:172      12:1414     13:369    
  14:2505     15:333      16:270      17:362      18:900      20:457    
  21:4        22:188      23:7148     24:2701     25:2        27:2737   
  29:19       31:3109     32:57       34:74       35:175      36:2412   
  37:4675     38:10408    39:893      40:149      41:4700     42:2235   
  43:2510     44:345      45:19385    46:4982     47:300      49:2023   
  50:1865     51:585      52:1607     54:316      55:946      56:8      
  57:241      58:2329     59:1252     60:1153     61:2869     62:2961   
  63:1868     64:5480     65:2306     66:4735     67:3086     68:1305   
  69:4038     70:1140     71:602      72:2941     74:2817     75:1636   
  76:639      77:2714     78:4228     79:1661     80:2243     81:2224   
  82:1841     83:1541     84:1802     85:4127     86:981      87:2444   
  88:3237     89:4524     90:734      91:8375     92:2681     93:2878   
  94:3938     95:5434     96:1245     97:322      98:1071     99:734    
 100:71      101:1433    102:3994    103:32531   104:4485    105:2146   
 106:984     107:2426    108:1193    109:4087    110:2247    111:3333   
 112:2060    113:1821    114:1953    115:2252    116:2027    117:2727   
 118:2878    119:2013    120:1882    121:1440    122:2752    123:2190   
 124:1709    125:2867    126:62      128:1634    129:1021    130:1303   
 131:2064    132:930     133:448     134:1535    135:363     136:1317   
 137:1165    138:3208    139:1544    140:1499    141:1462    142:1867   
 143:1712    144:1030    145:409     146:2131    147:2053    148:2599   
 149:2882    150:1157    151:1467    152:2138    153:569     154:7623   
 155:1572    156:2789    157:1905    158:1236    159:2445    160:3474   
 161:1751    162:3617    163:1801    164:1985    165:2197    166:1346   
 167:1890    168:4407    169:826     170:5484    171:1001    172:4003   
 173:3176    174:922     175:1279    176:3657    177:6331    178:3894   
 179:2792    180:2585    181:4108    182:3366    183:2067    184:2277   
 185:21561   186:5634    187:4870    188:4364    189:4484    190:9937   
 191:2100    192:11232   193:9328    194:7743    195:5539    196:3432   
 197:3707    198:6086    199:8265    200:8721    201:6577    202:10782  
 203:10655   204:4681    205:3735    206:4702    207:3627    208:4260   
 209:5193    210:4838    211:2633    212:4596    213:3814    214:1056   
 215:48      216:6672    217:3160    218:1365    219:561     220:2098   
 221:1055    222:842     223:2299   

End of report


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