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

REN Routing Table Report cscora at frr.nsrc.org
Wed Aug 9 22:41:49 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Wed 09 Aug, 2023

  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:                              977187
    Prefixes after maximum aggregation (per Origin AS):          358094
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451394
Total ASes present in the Internet Routing Table:                 74952
    Prefixes per ASN:                                             13.04
Origin-only ASes present in the Internet Routing Table:           64299
Origin ASes announcing only one prefix:                           25853
Transit ASes present in the Internet Routing Table:               10653
Transit-only ASes present in the Internet Routing Table:            465
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                     132
    Max AS path prepend of ASN ( 37447)                             129
Prefixes from unregistered ASNs in the Routing Table:              1310
    Number of instances of unregistered ASNs:                      1312
Number of 32-bit ASNs allocated by the RIRs:                      42393
Number of 32-bit ASNs visible in the Routing Table:               35060
Prefixes from 32-bit ASNs in the Routing Table:                  181840
Number of bogon 32-bit ASNs visible in the Routing Table:           201
Special use prefixes present in the Routing Table:                   43
Prefixes being announced from unallocated address space:            687
Number of addresses announced to Internet:                   3058035114
    Equivalent to 182 /8s, 69 /16s and 233 /24s
    Percentage of available address space announced:               82.6
    Percentage of allocated address space announced:               82.6
    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:      335669

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

Prefixes being announced by APNIC Region ASes:                   255193
    Total APNIC prefixes after maximum aggregation:               71011
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          248837
    Unique aggregates announced from the APNIC address blocks:    97511
APNIC Region origin ASes present in the Internet Routing Table:   13658
    APNIC Prefixes per ASN:                                       18.22
APNIC Region origin ASes announcing only one prefix:               3984
APNIC Region transit ASes present in the Internet Routing Table:   1826
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8947
Number of APNIC addresses announced to Internet:              776407904
    Equivalent to 46 /8s, 71 /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:                    280653
    Total ARIN prefixes after maximum aggregation:               125307
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282143
    Unique aggregates announced from the ARIN address blocks:    130896
ARIN Region origin ASes present in the Internet Routing Table:    19125
    ARIN Prefixes per ASN:                                        14.75
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1925
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4828
Number of ARIN addresses announced to Internet:              1278013248
    Equivalent to 76 /8s, 44 /16s and 239 /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, 393216-401308
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,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  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:                    279134
    Total RIPE prefixes after maximum aggregation:               126345
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275041
    Unique aggregates announced from the RIPE address blocks:    160022
RIPE Region origin ASes present in the Internet Routing Table:    28485
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12010
RIPE Region transit ASes present in the Internet Routing Table:    3981
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11342
Number of RIPE addresses announced to Internet:               717014750
    Equivalent to 42 /8s, 188 /16s and 198 /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
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        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:                  127200
    Total LACNIC prefixes after maximum aggregation:              28632
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         126641
    Unique aggregates announced from the LACNIC address blocks:   49684
LACNIC Region origin ASes present in the Internet Routing Table:  11011
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2320
LACNIC Region transit ASes present in the Internet Routing Table:  2367
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8817
Number of LACNIC addresses announced to Internet:             178468128
    Equivalent to 10 /8s, 163 /16s and 53 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  33697
    Total AfriNIC prefixes after maximum aggregation:              5980
    AfriNIC Deaggregation factor:                                  5.63
Prefixes being announced from the AfriNIC address blocks:         43837
    Unique aggregates announced from the AfriNIC address blocks:  12696
AfriNIC Region origin ASes present in the Internet Routing Table:  1783
    AfriNIC Prefixes per ASN:                                     24.59
AfriNIC Region origin ASes announcing only one prefix:              583
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                      132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1126
Number of AfriNIC addresses announced to Internet:            107709184
    Equivalent to 6 /8s, 107 /16s and 131 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 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        9534       8707      42  CHINAMOBILE-CN China Mobile Communicati
  7545        5696        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4249        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4062       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3724       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3596       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3070        498     251  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2487        844     411  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2312      11270     588  KIXS-AS-KR Korea Telecom, KR

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        8811      10932    3181  AMAZON-02, US
 11492        4523        300     623  CABLEONE, US
  7155        4198        289     102  VIASAT-SP-BACKBONE, US
 22773        3665       3059     297  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3604       6657     614  COGENT-174, US
  6327        3527       1319      66  SHAW, CA
 16625        3175       1542    2360  AKAMAI-AS, US
   749        3149      54961    2401  DNIC-AS-00749, US
   367        2976       3828    1412  DNIC-ASBLK-00306-00371, US
396982        2684       3596     387  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        8284       1141    3289  TTNET, TR
 12479        7342       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4152       3400     191  AKAMAI-ASN1, NL
  8551        3465        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2983       2294     920  ROSTELECOM-AS, RU
  9009        2680        248    1396  M247, RO
  5384        2493        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2455       1852      15  TE-AS TE-AS, EG
 34984        2371        365     592  TELLCOM-AS, TR

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       11807       3377     610  UNINET, MX
 10620        3533        507     831  Telmex Colombia S.A., CO
 13999        2426        361     635  Mega Cable, S.A. de C.V., MX
 11830        1996        369      64  Instituto Costarricense de Electricidad
 28573        1315       2324     227  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        774     171  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1104        179     435  Techtel LMDS Comunicaciones Interactiva
 26615        1039       2500      48  TIM SA, BR

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
 37457        1900        319      50  Telkom-Internet, ZA
 24863        1588        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1356       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         535         54      50  WANANCHI-, KE
 36914         530         82       3  KENET-AS, KE

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       11807       3377     610  UNINET, MX
  9808        9534       8707      42  CHINAMOBILE-CN China Mobile Communicati
 16509        8811      10932    3181  AMAZON-02, US
 47331        8284       1141    3289  TTNET, TR
 12479        7342       1713     145  UNI2-AS, ES
  7545        5696        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4523        300     623  CABLEONE, US
 18403        4249        347      25  FPT-AS-AP FPT Telecom Company, VN

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        9534         9492  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7342         7197  UNI2-AS, ES
 16509        8811         5630  AMAZON-02, US
  7545        5696         5009  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8284         4995  TTNET, TR
  4538        5007         4932  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4249         4224  FPT-AS-AP FPT Telecom Company, VN
  7155        4198         4096  VIASAT-SP-BACKBONE, US
 45899        4062         4011  VNPT-AS-VN VNPT Corp, VN

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
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     19695  UNALLOCATED  8.20.161.0/24             7015  COMCAST-7015, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US

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

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

Prefix                Origin AS  Description
100.65.6.0/24             65534  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ
100.66.9.0/24             65534  -Private Use AS-, ZZ

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  RESERVED, ZZ
41.57.124.0/23      Transit:     37204  TELONE, ZW

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        /8:17       /9:14      /10:39      /11:102     /12:297     
/13:575     /14:1212    /15:2155    /16:13679   /17:8538    /18:14775   
/19:25773   /20:45884   /21:54505   /22:114248  /23:106883  /24:585443  
/25:497     /26:615     /27:1035    /28:76      /29:101     /30:28      
/31:24      /32:671     

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

   ASN  No of nets  Total ann.  Description
 47331        7418        8284  TTNET, TR
 12479        6427        7342  UNI2-AS, ES
  8151        5778       11807  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3432        4523  CABLEONE, US
  6327        3337        3527  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2933        3465  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2705        3665  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2154        2497  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2264      2:1486      3:227       4:8         5:4748      6:133    
   7:6         8:1626      9:1        11:172      12:1520     13:381    
  14:2391     15:302      16:198      17:382      18:593      20:298    
  21:4        22:188      23:6466     24:3039     25:6        27:2626   
  29:19       31:2675     32:97       34:26       35:117      36:2000   
  37:4756     38:6198     39:846      40:148      41:4826     42:2055   
  43:2436     44:324      45:17352    46:4493     47:393      49:1801   
  50:1886     51:584      52:1627     54:391      55:958      56:8      
  57:129      58:1972     59:1195     60:1000     61:2714     62:2832   
  63:1954     64:5766     65:2352     66:5104     67:3080     68:1346   
  69:4138     70:1412     71:697      72:3068     74:2671     75:1612   
  76:621      77:2588     78:3897     79:3016     80:2171     81:2043   
  82:1572     83:1355     84:1561     85:3813     86:869      87:2274   
  88:2845     89:3966     90:621      91:8002     92:2152     93:2634   
  94:3720     95:5107     96:1342     97:325      98:1128     99:735    
 100:123     101:1357    102:3274    103:32585   104:4604    105:2004   
 106:958     107:2570    108:1115    109:4350    110:2182    111:3181   
 112:2130    113:1804    114:1670    115:2133    116:1946    117:2610   
 118:2723    119:2074    120:1837    121:1187    122:2739    123:2231   
 124:1654    125:2526    128:1510    129:1119    130:1072    131:2063   
 132:959     133:422     134:1798    135:352     136:908     137:985    
 138:2815    139:1618    140:1257    141:1339    142:1501    143:1568   
 144:1008    145:343     146:1997    147:1625    148:2479    149:2258   
 150:911     151:1214    152:2007    153:582     154:4995    155:1396   
 156:1946    157:1353    158:1092    159:2243    160:2685    161:1599   
 162:3558    163:1649    164:1763    165:1919    166:1012    167:1749   
 168:4044    169:953     170:4841    171:922     172:3657    173:3000   
 174:1002    175:1242    176:3908    177:5475    178:3602    179:2427   
 180:2589    181:3540    182:3444    183:2025    184:2323    185:20881  
 186:5045    187:4485    188:4335    189:4064    190:9398    191:1796   
 192:11018   193:9012    194:7531    195:5449    196:3599    197:3028   
 198:6063    199:6119    200:8192    201:6218    202:11009   203:10643  
 204:4612    205:3678    206:4404    207:3507    208:4192    209:4998   
 210:4719    211:2612    212:4371    213:3717    214:1087    215:60     
 216:6868    217:3014    218:1328    219:616     220:2042    221:975    
 222:853     223:2195   

End of report


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