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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 24 22:42:40 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 24 Dec, 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:                             1026078
    Prefixes after maximum aggregation (per Origin AS):          373474
    Deaggregation factor:                                          2.75
    Unique aggregates announced (without unneeded subnets):      467973
Total ASes present in the Internet Routing Table:                 76631
    Prefixes per ASN:                                             13.39
Origin-only ASes present in the Internet Routing Table:           65954
Origin ASes announcing only one prefix:                           26210
Transit ASes present in the Internet Routing Table:               10677
Transit-only ASes present in the Internet Routing Table:            518
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:              1115
    Number of instances of unregistered ASNs:                      1122
Number of 32-bit ASNs allocated by the RIRs:                      46013
Number of 32-bit ASNs visible in the Routing Table:               37636
Prefixes from 32-bit ASNs in the Routing Table:                  207174
Number of bogon 32-bit ASNs visible in the Routing Table:            73
Special use prefixes present in the Routing Table:                   14
Prefixes being announced from unallocated address space:            522
Number of addresses announced to Internet:                   3122645369
    Equivalent to 186 /8s, 31 /16s and 201 /24s
    Percentage of available address space announced:               84.3
    Percentage of allocated address space announced:               84.3
    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:      345529

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

Prefixes being announced by APNIC Region ASes:                   265023
    Total APNIC prefixes after maximum aggregation:               76214
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          257372
    Unique aggregates announced from the APNIC address blocks:   102060
APNIC Region origin ASes present in the Internet Routing Table:   14506
    APNIC Prefixes per ASN:                                       17.74
APNIC Region origin ASes announcing only one prefix:               4423
APNIC Region transit ASes present in the Internet Routing Table:   1898
Average APNIC Region AS path length visible:                        3.4
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9948
Number of APNIC addresses announced to Internet:              762066240
    Equivalent to 45 /8s, 108 /16s and 53 /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:                    296267
    Total ARIN prefixes after maximum aggregation:               128030
    ARIN Deaggregation factor:                                     2.31
Prefixes being announced from the ARIN address blocks:           297747
    Unique aggregates announced from the ARIN address blocks:    132073
ARIN Region origin ASes present in the Internet Routing Table:    19226
    ARIN Prefixes per ASN:                                        15.49
ARIN Region origin ASes announcing only one prefix:                6957
ARIN Region transit ASes present in the Internet Routing Table:    1933
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:    5104
Number of ARIN addresses announced to Internet:              1344770246
    Equivalent to 80 /8s, 39 /16s and 144 /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:                    287393
    Total RIPE prefixes after maximum aggregation:               132653
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           284080
    Unique aggregates announced from the RIPE address blocks:    170003
RIPE Region origin ASes present in the Internet Routing Table:    28880
    RIPE Prefixes per ASN:                                         9.84
RIPE Region origin ASes announcing only one prefix:               12058
RIPE Region transit ASes present in the Internet Routing Table:    3846
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:   12196
Number of RIPE addresses announced to Internet:               733501475
    Equivalent to 43 /8s, 184 /16s and 88 /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:                  138327
    Total LACNIC prefixes after maximum aggregation:              29192
    LACNIC Deaggregation factor:                                   4.74
Prefixes being announced from the LACNIC address blocks:         135905
    Unique aggregates announced from the LACNIC address blocks:   48874
LACNIC Region origin ASes present in the Internet Routing Table:  11192
    LACNIC Prefixes per ASN:                                      12.14
LACNIC Region origin ASes announcing only one prefix:              2134
LACNIC Region transit ASes present in the Internet Routing Table:  2468
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:  9115
Number of LACNIC addresses announced to Internet:             177611648
    Equivalent to 10 /8s, 150 /16s and 35 /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:                  37946
    Total AfriNIC prefixes after maximum aggregation:              6694
    AfriNIC Deaggregation factor:                                  5.67
Prefixes being announced from the AfriNIC address blocks:         50450
    Unique aggregates announced from the AfriNIC address blocks:  14538
AfriNIC Region origin ASes present in the Internet Routing Table:  1917
    AfriNIC Prefixes per ASN:                                     26.32
AfriNIC Region origin ASes announcing only one prefix:              638
AfriNIC Region transit ASes present in the Internet Routing Table:  360
Average AfriNIC Region AS path length visible:                      3.5
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1273
Number of AfriNIC addresses announced to Internet:            104435968
    Equivalent to 6 /8s, 57 /16s and 145 /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       10159       8921     124  CHINAMOBILE-CN China Mobile Communication
  7545        6195        842     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4194      78  ERX-CERNET-BKB China Education and Resear
 18403        4501        347      23  FPT-AS-AP FPT Telecom Company, VN
  9498        4048        524     283  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3913       1331      25  VIETEL-AS-AP Viettel Group, VN
 45899        3896       1890      49  VNPT-AS-VN VNPT Corp, VN
  7713        3677       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2827        845     539  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       12509      37871    3204  AMAZON-02, US
   174        6222       8765     890  COGENT-174, US
 11492        4692        312     552  CABLEONE, US
  7155        4169        287      85  VIASAT-SP-BACKBONE, US
  6327        3614       1320      79  SHAW, CA
 22773        3420       3050     188  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        3271      23515    2077  ATT-INTERNET4, US
   749        3262      54895    2509  DNIC-AS-00749, US
  2152        3166        508     133  CENIC-2152, US
 16625        2994       1303    2184  AKAMAI-AS, 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        9478       1270    1588  TTNET, TR
 12479        7706       1709     143  UNI2-AS, ES
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 20940        4019       3396     141  AKAMAI-ASN1, NL
  9009        3719        319    1876  M247, RO
 12389        2972       2297     885  ROSTELECOM-AS, RU
 34984        2398        363     570  TELLCOM-AS, TR
  8452        1961       1852      14  TE-AS TE-AS, EG
212238        1846        133    1361  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       11794       3246     709  UNINET, MX
 10620        3544        494     943  Telmex Colombia S.A., CO
 13999        2537        540     369  Mega Cable, S.A. de C.V., MX
 11830        1996        369      64  Instituto Costarricense de Electricidad y
 28573        1575       2310     261  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        1125         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 22884        1072         98     377  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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
 24863        1650        389      16  LINKdotNET-AS, EG
 24835        1649        593      29  RAYA-AS, EG
 37457        1634        316      32  Telkom-Internet, ZA
 29571        1464         93      59  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     287  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 20011        1221        193     304  INTERNET-SOLUTIONS, ZA
 36935        1017        523      45  Vodafone-, EG
 37069         849       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       12509      37871    3204  AMAZON-02, US
  8151       11794       3246     709  UNINET, MX
  9808       10159       8921     124  CHINAMOBILE-CN China Mobile Communication
 47331        9478       1270    1588  TTNET, TR
 12479        7706       1709     143  UNI2-AS, ES
   174        6222       8765     890  COGENT-174, US
  7545        6195        842     663  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5032       4194      78  ERX-CERNET-BKB China Education and Resear
 39891        4750        290      62  ALJAWWALSTC-AS, SA
 11492        4692        312     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
  8151       11794        11085  UNINET, MX
  9808       10159        10035  CHINAMOBILE-CN China Mobile Communications Grou
 47331        9478         7890  TTNET, TR
 12479        7706         7563  UNI2-AS, ES
  7545        6195         5532  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        6222         5332  COGENT-174, US
  4538        5032         4954  ERX-CERNET-BKB China Education and Research Net
 39891        4750         4688  ALJAWWALSTC-AS, SA
 18403        4501         4478  FPT-AS-AP FPT Telecom Company, VN
 11492        4692         4140  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
     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/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
100.126.255.172/30        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
100.127.255.192/28        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
23.132.192.0/24      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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, 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      /12:311     
/13:594     /14:1242    /15:2217    /16:14156   /17:8552    /18:14731   
/19:25636   /20:46317   /21:55100   /22:116277  /23:109976  /24:624623  
/25:651     /26:655     /27:1190    /28:221     /29:380     /30:252     
/31:1260    /32:1569    

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

   ASN  No of nets  Total ann.  Description
 47331        8564        9478  TTNET, TR
 12479        6678        7706  UNI2-AS, ES
  8151        5944       11794  UNINET, MX
 11492        3555        4692  CABLEONE, US
 39891        3441        4750  ALJAWWALSTC-AS, SA
  6327        3409        3614  SHAW, CA
  7155        3117        4169  VIASAT-SP-BACKBONE, US
 22773        2551        3420  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2270       12509  AMAZON-02, US
 30036        2225        2564  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2328      2:1679      3:537       4:25        5:4813      6:165    
   7:6         8:1644      9:2        10:1        11:172      12:1401   
  13:358      14:2508     15:334      16:269      17:362      18:903    
  20:456      21:4        22:188      23:7260     24:2775     25:2      
  27:2735     29:19       31:3119     32:56       34:73       35:180    
  36:2418     37:4642     38:10372    39:882      40:150      41:4695   
  42:2109     43:2545     44:342      45:19546    46:5051     47:300    
  49:2016     50:1877     51:586      52:1606     54:315      55:1024   
  56:8        57:243      58:2298     59:1252     60:1154     61:2978   
  62:2983     63:1857     64:5473     65:2246     66:4743     67:3087   
  68:1304     69:4025     70:1130     71:608      72:2942     74:2816   
  75:1639     76:635      77:2714     78:4227     79:1726     80:2248   
  81:2206     82:1851     83:1448     84:1822     85:4127     86:982    
  87:2440     88:3262     89:4440     90:762      91:8423     92:2756   
  93:2857     94:3922     95:5426     96:1250     97:317      98:1069   
  99:732     100:71      101:1438    102:4046    103:32502   104:4486   
 105:2167    106:1059    107:2619    108:1197    109:4102    110:2278   
 111:3334    112:2065    113:1846    114:1949    115:2256    116:2059   
 117:2688    118:2898    119:2031    120:1892    121:1415    122:2866   
 123:2199    124:1687    125:2874    126:62      128:1676    129:1021   
 130:1304    131:2026    132:917     133:450     134:1516    135:368    
 136:1338    137:1161    138:3245    139:1558    140:1523    141:1462   
 142:1869    143:1717    144:1032    145:433     146:2149    147:2043   
 148:2591    149:2904    150:1189    151:1488    152:2136    153:570    
 154:7993    155:1588    156:2951    157:1896    158:1257    159:2437   
 160:3543    161:1793    162:3639    163:1803    164:1741    165:2200   
 166:1355    167:1901    168:4422    169:827     170:5491    171:1004   
 172:4059    173:3220    174:917     175:1292    176:3668    177:6294   
 178:3905    179:2746    180:2630    181:4143    182:3362    183:2091   
 184:2271    185:21599   186:5669    187:4895    188:4352    189:4496   
 190:9951    191:2122    192:11281   193:9359    194:7793    195:5567   
 196:3421    197:3799    198:6151    199:8331    200:8724    201:6575   
 202:10890   203:10815   204:4674    205:3721    206:4718    207:3639   
 208:4252    209:5197    210:4846    211:2620    212:4599    213:3881   
 214:1048    215:48      216:6697    217:3158    218:1387    219:550    
 220:2114    221:1053    222:850     223:2292   

End of report


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