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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 15 22:46:50 UTC 2025


IPv4 R&E Routing Table Report   22:40 GMT Wed 15 Jan, 2025

  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:                             1027808
    Prefixes after maximum aggregation (per Origin AS):          374606
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      469934
Total ASes present in the Internet Routing Table:                 76663
    Prefixes per ASN:                                             13.41
Origin-only ASes present in the Internet Routing Table:           65955
Origin ASes announcing only one prefix:                           26235
Transit ASes present in the Internet Routing Table:               10708
Transit-only ASes present in the Internet Routing Table:            522
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       3.2
    Max AS path length visible:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1141
    Number of instances of unregistered ASNs:                      1148
Number of 32-bit ASNs allocated by the RIRs:                      46056
Number of 32-bit ASNs visible in the Routing Table:               37710
Prefixes from 32-bit ASNs in the Routing Table:                  208238
Number of bogon 32-bit ASNs visible in the Routing Table:            81
Special use prefixes present in the Routing Table:                   15
Prefixes being announced from unallocated address space:            543
Number of addresses announced to Internet:                   3125228154
    Equivalent to 186 /8s, 71 /16s and 50 /24s
    Percentage of available address space announced:               84.4
    Percentage of allocated address space announced:               84.4
    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:      345581

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

Prefixes being announced by APNIC Region ASes:                   266132
    Total APNIC prefixes after maximum aggregation:               76843
    APNIC Deaggregation factor:                                    3.46
Prefixes being announced from the APNIC address blocks:          257727
    Unique aggregates announced from the APNIC address blocks:   102282
APNIC Region origin ASes present in the Internet Routing Table:   14518
    APNIC Prefixes per ASN:                                       17.75
APNIC Region origin ASes announcing only one prefix:               4423
APNIC Region transit ASes present in the Internet Routing Table:   1925
Average APNIC Region AS path length visible:                        3.4
    Max APNIC Region AS path length visible:                         46
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9969
Number of APNIC addresses announced to Internet:              762410816
    Equivalent to 45 /8s, 113 /16s and 119 /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:                    295973
    Total ARIN prefixes after maximum aggregation:               128119
    ARIN Deaggregation factor:                                     2.31
Prefixes being announced from the ARIN address blocks:           297515
    Unique aggregates announced from the ARIN address blocks:    132458
ARIN Region origin ASes present in the Internet Routing Table:    19226
    ARIN Prefixes per ASN:                                        15.47
ARIN Region origin ASes announcing only one prefix:                6977
ARIN Region transit ASes present in the Internet Routing Table:    1925
Average ARIN Region AS path length visible:                         2.8
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5112
Number of ARIN addresses announced to Internet:              1347037382
    Equivalent to 80 /8s, 74 /16s and 40 /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:                    288359
    Total RIPE prefixes after maximum aggregation:               132934
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           285040
    Unique aggregates announced from the RIPE address blocks:    170762
RIPE Region origin ASes present in the Internet Routing Table:    28880
    RIPE Prefixes per ASN:                                         9.87
RIPE Region origin ASes announcing only one prefix:               12036
RIPE Region transit ASes present in the Internet Routing Table:    3850
Average RIPE Region AS path length visible:                         3.2
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12228
Number of RIPE addresses announced to Internet:               733209892
    Equivalent to 43 /8s, 179 /16s and 229 /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:                  138098
    Total LACNIC prefixes after maximum aggregation:              29249
    LACNIC Deaggregation factor:                                   4.72
Prefixes being announced from the LACNIC address blocks:         135632
    Unique aggregates announced from the LACNIC address blocks:   48984
LACNIC Region origin ASes present in the Internet Routing Table:  11194
    LACNIC Prefixes per ASN:                                      12.12
LACNIC Region origin ASes announcing only one prefix:              2157
LACNIC Region transit ASes present in the Internet Routing Table:  2484
Average LACNIC Region AS path length visible:                       3.3
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9125
Number of LACNIC addresses announced to Internet:             177615232
    Equivalent to 10 /8s, 150 /16s and 49 /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:                  38105
    Total AfriNIC prefixes after maximum aggregation:              6754
    AfriNIC Deaggregation factor:                                  5.64
Prefixes being announced from the AfriNIC address blocks:         51349
    Unique aggregates announced from the AfriNIC address blocks:  15002
AfriNIC Region origin ASes present in the Internet Routing Table:  1920
    AfriNIC Prefixes per ASN:                                     26.74
AfriNIC Region origin ASes announcing only one prefix:              642
AfriNIC Region transit ASes present in the Internet Routing Table:  357
Average AfriNIC Region AS path length visible:                      3.7
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1276
Number of AfriNIC addresses announced to Internet:            104690688
    Equivalent to 6 /8s, 61 /16s and 116 /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       10352       8921     124  CHINAMOBILE-CN China Mobile Communication
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4935       4193      77  ERX-CERNET-BKB China Education and Resear
 18403        4356        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4094        525     277  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3912       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3897       1890      50  VNPT-AS-VN VNPT Corp, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2822        846     546  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 45090        2235       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       12599      38898    3302  AMAZON-02, US
   174        6113       8764     891  COGENT-174, US
 11492        4692        312     555  CABLEONE, US
  7155        4176        287      86  VIASAT-SP-BACKBONE, US
  6327        3614       1320      81  SHAW, CA
 22773        3412       3049     186  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3261      54895    2508  DNIC-AS-00749, US
  2152        3157        508     130  CENIC-2152, US
 16625        3016       1307    2185  AKAMAI-AS, US
396982        2899       3657     442  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        9649       1282    1365  TTNET, TR
 12479        7649       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4052       3396     141  AKAMAI-ASN1, NL
  9009        3745        322    1905  M247, RO
 12389        2980       2301     888  ROSTELECOM-AS, RU
 34984        2417        364     572  TELLCOM-AS, TR
  8452        1949       1852      14  TE-AS TE-AS, EG
212238        1893        135    1398  CDNEXT, GB
  5384        1792        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       11892       3246     709  UNINET, MX
 10620        3538        491     953  Telmex Colombia S.A., CO
 13999        2530        538     368  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 28573        1578       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
 28202        1127         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1075         98     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 11664        1062        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        1672        601      30  RAYA-AS, EG
 24863        1648        389      18  LINKdotNET-AS, EG
 37457        1632        316      30  Telkom-Internet, ZA
 29571        1541         97     110  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1236        193     304  INTERNET-SOLUTIONS, ZA
 36935        1001        521      42  Vodafone-, EG
 37069         832       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
 16509       12599      38898    3302  AMAZON-02, US
  8151       11892       3246     709  UNINET, MX
  9808       10352       8921     124  CHINAMOBILE-CN China Mobile Communication
 47331        9649       1282    1365  TTNET, TR
 12479        7649       1709     143  UNI2-AS, ES
  7545        6199        842     665  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6113       8764     891  COGENT-174, US
  4538        4935       4193      77  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     555  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
  8151       11892        11183  UNINET, MX
  9808       10352        10228  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9649         8284  TTNET, TR
 12479        7649         7506  UNI2-AS, ES
  7545        6199         5534  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6113         5222  COGENT-174, US
  4538        4935         4858  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4356         4333  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4137  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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, 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

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
10.116.75.0/24            22884  TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.80.0.0/24             60478  KSYS, CH
100.126.255.172/30        13979  ATT-IPFR, US
100.126.255.176/30        13979  ATT-IPFR, US
100.126.255.180/30        13979  ATT-IPFR, US
100.126.255.184/30        13979  ATT-IPFR, US
100.127.255.0/26          64510  RESERVED, ZZ
100.127.255.64/28         64510  RESERVED, ZZ
100.127.255.80/28         64510  RESERVED, ZZ
100.127.255.128/26        64511  RESERVED, ZZ

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
23.132.84.0/24       Origin:      7018  ATT-INTERNET4, US
23.132.84.0/24      Transit:         0  UNALLOCATED
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:      7018  ATT-INTERNET4, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      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      /10:42      /11:93      /12:312     
/13:593     /14:1242    /15:2217    /16:14172   /17:8565    /18:14731   
/19:25602   /20:46270   /21:55088   /22:116343  /23:110096  /24:626238  
/25:651     /26:651     /27:1188    /28:223     /29:378     /30:248     
/31:1250    /32:1582    

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

   ASN  No of nets  Total ann.  Description
 47331        8735        9649  TTNET, TR
 12479        6613        7649  UNI2-AS, ES
  8151        6043       11892  UNINET, MX
 11492        3554        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3410        3614  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
 22773        2545        3412  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2254       12599  AMAZON-02, US
 30036        2236        2575  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2325      2:1670      3:547       4:25        5:4824      6:165    
   7:6         8:1648      9:1        10:1        11:172      12:1391   
  13:354      14:2528     15:334      16:270      17:362      18:905    
  20:459      21:4        22:188      23:7295     24:2778     25:2      
  27:2733     29:19       31:3148     32:56       34:74       35:187    
  36:2428     37:4636     38:10422    39:882      40:154      41:4709   
  42:1996     43:2568     44:346      45:19726    46:5018     47:295    
  49:2022     50:1877     51:587      52:1603     54:307      55:1027   
  56:8        57:245      58:2306     59:1250     60:1160     61:2987   
  62:3023     63:1857     64:5464     65:2229     66:4737     67:3076   
  68:1187     69:4031     70:1128     71:614      72:2939     74:2818   
  75:1643     76:637      77:2722     78:4224     79:1733     80:2259   
  81:2220     82:1904     83:1451     84:1819     85:4204     86:995    
  87:2457     88:3422     89:4462     90:754      91:8453     92:2765   
  93:2888     94:3916     95:5395     96:1270     97:318      98:985    
  99:737     100:72      101:1393    102:4068    103:32606   104:4614   
 105:2163    106:1015    107:2619    108:1196    109:4116    110:2270   
 111:3370    112:2067    113:1816    114:1953    115:2254    116:2061   
 117:2759    118:2891    119:2022    120:1896    121:1434    122:2871   
 123:2197    124:1693    125:2895    126:62      128:1690    129:999    
 130:1295    131:2013    132:927     133:450     134:1522    135:371    
 136:1319    137:1160    138:3238    139:1572    140:1511    141:1465   
 142:1857    143:1706    144:1036    145:473     146:2158    147:2049   
 148:2603    149:2918    150:1207    151:1610    152:2144    153:569    
 154:8162    155:1555    156:3425    157:1911    158:1262    159:2441   
 160:3601    161:1839    162:3666    163:1799    164:1746    165:2204   
 166:1339    167:1902    168:4396    169:820     170:5513    171:1005   
 172:4056    173:3204    174:918     175:1286    176:3709    177:6234   
 178:3916    179:2670    180:2619    181:4116    182:3365    183:2077   
 184:2276    185:21654   186:5717    187:4957    188:4363    189:4493   
 190:9913    191:2074    192:11288   193:9410    194:7799    195:5571   
 196:3441    197:3795    198:6188    199:8336    200:8667    201:6571   
 202:10859   203:10765   204:4609    205:3729    206:4720    207:3635   
 208:4235    209:5195    210:4896    211:2625    212:4611    213:3869   
 214:1047    215:42      216:6691    217:3159    218:1394    219:551    
 220:2109    221:1054    222:853     223:2320   

End of report


More information about the ren-bgp-stats-all mailing list