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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 13 22:41:33 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 13 Aug, 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:                             1005376
    Prefixes after maximum aggregation (per Origin AS):          369210
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464637
Total ASes present in the Internet Routing Table:                 76286
    Prefixes per ASN:                                             13.18
Origin-only ASes present in the Internet Routing Table:           65265
Origin ASes announcing only one prefix:                           26077
Transit ASes present in the Internet Routing Table:               11021
Transit-only ASes present in the Internet Routing Table:            553
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:                                     204
    Max AS path prepend of ASN (214727)                             200
Prefixes from unregistered ASNs in the Routing Table:              1122
    Number of instances of unregistered ASNs:                      1159
Number of 32-bit ASNs allocated by the RIRs:                      45173
Number of 32-bit ASNs visible in the Routing Table:               36977
Prefixes from 32-bit ASNs in the Routing Table:                  201849
Number of bogon 32-bit ASNs visible in the Routing Table:           171
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            600
Number of addresses announced to Internet:                   3030182564
    Equivalent to 180 /8s, 156 /16s and 234 /24s
    Percentage of available address space announced:               81.8
    Percentage of allocated address space announced:               81.8
    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:      342172

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

Prefixes being announced by APNIC Region ASes:                   261175
    Total APNIC prefixes after maximum aggregation:               75776
    APNIC Deaggregation factor:                                    3.45
Prefixes being announced from the APNIC address blocks:          253008
    Unique aggregates announced from the APNIC address blocks:   102187
APNIC Region origin ASes present in the Internet Routing Table:   14345
    APNIC Prefixes per ASN:                                       17.64
APNIC Region origin ASes announcing only one prefix:               4307
APNIC Region transit ASes present in the Internet Routing Table:   1924
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9742
Number of APNIC addresses announced to Internet:              762241440
    Equivalent to 45 /8s, 110 /16s and 225 /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:                    288413
    Total ARIN prefixes after maximum aggregation:               127264
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292433
    Unique aggregates announced from the ARIN address blocks:    134261
ARIN Region origin ASes present in the Internet Routing Table:    19166
    ARIN Prefixes per ASN:                                        15.26
ARIN Region origin ASes announcing only one prefix:                6943
ARIN Region transit ASes present in the Internet Routing Table:    1966
Average ARIN Region AS path length visible:                         3.7
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4979
Number of ARIN addresses announced to Internet:              1266558274
    Equivalent to 75 /8s, 126 /16s and 37 /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,  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:                    282387
    Total RIPE prefixes after maximum aggregation:               130493
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           277876
    Unique aggregates announced from the RIPE address blocks:    165982
RIPE Region origin ASes present in the Internet Routing Table:    28760
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    4024
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                         204
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11966
Number of RIPE addresses announced to Internet:               716301986
    Equivalent to 42 /8s, 177 /16s and 230 /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,
                        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:                  136893
    Total LACNIC prefixes after maximum aggregation:              28574
    LACNIC Deaggregation factor:                                   4.79
Prefixes being announced from the LACNIC address blocks:         134920
    Unique aggregates announced from the LACNIC address blocks:   47883
LACNIC Region origin ASes present in the Internet Routing Table:  11154
    LACNIC Prefixes per ASN:                                      12.10
LACNIC Region origin ASes announcing only one prefix:              2109
LACNIC Region transit ASes present in the Internet Routing Table:  2521
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        53
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9048
Number of LACNIC addresses announced to Internet:             178218016
    Equivalent to 10 /8s, 159 /16s and 100 /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:                  35386
    Total AfriNIC prefixes after maximum aggregation:              6394
    AfriNIC Deaggregation factor:                                  5.53
Prefixes being announced from the AfriNIC address blocks:         46538
    Unique aggregates announced from the AfriNIC address blocks:  13846
AfriNIC Region origin ASes present in the Internet Routing Table:  1884
    AfriNIC Prefixes per ASN:                                     24.70
AfriNIC Region origin ASes announcing only one prefix:              634
AfriNIC Region transit ASes present in the Internet Routing Table:  366
Average AfriNIC Region AS path length visible:                      4.4
    Max AfriNIC Region AS path length visible:                       88
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1242
Number of AfriNIC addresses announced to Internet:            106451200
    Equivalent to 6 /8s, 88 /16s and 81 /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        9898       8747      80  CHINAMOBILE-CN China Mobile Communication
  7545        5671        841     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4974       4192      74  ERX-CERNET-BKB China Education and Resear
 18403        4247        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3965       1331      22  VIETEL-AS-AP Viettel Group, VN
  9498        3788        508     260  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3649       1044      67  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3245       1841     106  VNPT-AS-VN VNPT Corp, VN
 24560        2812        856     450  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2458      11520     580  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       10508      11607    3765  AMAZON-02, US
   174        5811       8784     901  COGENT-174, US
 11492        4629        308     545  CABLEONE, US
  7155        4138        284      77  VIASAT-SP-BACKBONE, US
  6327        3597       1320      79  SHAW, CA
 22773        3429       3053     187  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3255      54897    2507  DNIC-AS-00749, US
 16625        3153       1318    2197  AKAMAI-AS, US
  7018        2964      23676    1863  ATT-INTERNET4, US
396982        2775       3567     418  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        9238       1242    1962  TTNET, TR
 12479        7703       1708     145  UNI2-AS, ES
 39891        4539        273      57  ALJAWWALSTC-AS, SA
 20940        3887       3396     147  AKAMAI-ASN1, NL
  9009        3668        313    1859  M247, RO
 12389        2934       2301     884  ROSTELECOM-AS, RU
 34984        2382        364     578  TELLCOM-AS, TR
  8452        1889       1852      14  TE-AS TE-AS, EG
  8551        1790        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 
212238        1745        125    1278  CDNEXT, GB

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       12093       3307     614  UNINET, MX
 10620        3532        493     935  Telmex Colombia S.A., CO
 13999        2554        629      22  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad y
 28573        1585       2310     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        777     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 19037        1187        278      33  AMX Argentina S.A., AR
  6503        1121        313     480  Axtel, S.A.B. de C.V., MX
 28202        1115         52       9  Rede Brasileira de Comunicacao SA, BR
 26615        1085       2503      53  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        1633        310      36  Telkom-Internet, ZA
 24863        1613        389      16  LINKdotNET-AS, EG
 24835        1555        593      29  RAYA-AS, EG
 36992        1411       1519     283  ETISALAT-MISR, EG
 29571        1321         84      76  ORANGE-COTE-IVOIRE, CI
 36903        1249        554      96  MT-MPLS, MA
 36935         939        521      42  Vodafone-, EG
  6713         555       1861      35  IAM-AS, MA
 36914         544         82       3  KENET-AS, KE
 37342         517         32       1  MOVITEL, MZ

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       12093       3307     614  UNINET, MX
 16509       10508      11607    3765  AMAZON-02, US
  9808        9898       8747      80  CHINAMOBILE-CN China Mobile Communication
 47331        9238       1242    1962  TTNET, TR
 12479        7703       1708     145  UNI2-AS, ES
   174        5811       8784     901  COGENT-174, US
  7545        5671        841     661  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4974       4192      74  ERX-CERNET-BKB China Education and Resear
 11492        4629        308     545  CABLEONE, US
 39891        4539        273      57  ALJAWWALSTC-AS, SA

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        9898         9818  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7703         7558  UNI2-AS, ES
 47331        9238         7276  TTNET, TR
 16509       10508         6743  AMAZON-02, US
  7545        5671         5010  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5811         4910  COGENT-174, US
  4538        4974         4900  ERX-CERNET-BKB China Education and Research Net
 39891        4539         4482  ALJAWWALSTC-AS, SA
 18403        4247         4224  FPT-AS-AP FPT Telecom Company, VN
 11492        4629         4084  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             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             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
100.64.0.0/17              8866  VIVACOM-AS BULGARIA, BG
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
23.130.240.0/24      Origin:     14315  1GSERVERS, US
23.130.240.0/24     Transit:      2914  NTT-LTD-2914, US
23.137.192.0/24      Origin:     31798  DATACITY, CA
23.137.192.0/24     Transit:     21949  BEANFIELD, CA
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

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      /10:37      /11:92      /12:295     
/13:583     /14:1191    /15:2121    /16:13293   /17:8392    /18:14141   
/19:25246   /20:45344   /21:54037   /22:114704  /23:107768  /24:611363  
/25:1301    /26:1174    /27:1698    /28:298     /29:519     /30:507     
/31:352     /32:887     

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

   ASN  No of nets  Total ann.  Description
 47331        8337        9238  TTNET, TR
 12479        6790        7703  UNI2-AS, ES
  8151        6173       12093  UNINET, MX
 11492        3540        4629  CABLEONE, US
  6327        3393        3597  SHAW, CA
 39891        3361        4539  ALJAWWALSTC-AS, SA
  7155        3085        4138  VIASAT-SP-BACKBONE, US
 22773        2566        3429  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2161        3532  Telmex Colombia S.A., CO
 30036        2158        2498  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2329      2:1683      3:411       4:22        5:4698      6:162    
   7:6         8:1626      9:2        11:172      12:1432     13:350    
  14:2395     15:324      16:259      17:366      18:859      20:418    
  21:4        22:188      23:6891     24:3094     25:2        27:2672   
  29:19       31:2715     32:63       34:69       35:141      36:2368   
  37:4630     38:9702     39:915      40:150      41:4633     42:2022   
  43:2474     44:330      45:19041    46:4665     47:301      49:2030   
  50:1860     51:580      52:1610     54:317      55:949      56:8      
  57:224      58:2249     59:1274     60:1060     61:2735     62:2880   
  63:1884     64:5670     65:2324     66:4797     67:3088     68:1360   
  69:4080     70:1341     71:568      72:2929     74:2676     75:1598   
  76:621      77:2653     78:4192     79:1816     80:2218     81:2192   
  82:1738     83:1406     84:1717     85:4098     86:985      87:2328   
  88:3154     89:4355     90:699      91:8339     92:2421     93:2728   
  94:3832     95:5441     96:1275     97:330      98:1052     99:737    
 100:73      101:1176    102:3713    103:32611   104:4579    105:2110   
 106:992     107:2399    108:1170    109:4126    110:2153    111:3300   
 112:2085    113:1828    114:1840    115:2178    116:1993    117:2682   
 118:2827    119:2014    120:1833    121:1413    122:2716    123:2312   
 124:1678    125:2874    126:64      128:1475    129:1019    130:1248   
 131:2061    132:938     133:428     134:1474    135:354     136:1139   
 137:1121    138:3241    139:1542    140:1439    141:1465    142:1706   
 143:1774    144:1031    145:369     146:2153    147:2050    148:2599   
 149:2859    150:1066    151:1358    152:2265    153:574     154:6915   
 155:1443    156:2433    157:1845    158:1181    159:2454    160:3111   
 161:1713    162:3586    163:1764    164:1748    165:2194    166:1282   
 167:1898    168:4387    169:832     170:5453    171:1059    172:3930   
 173:3113    174:903     175:1264    176:3603    177:6157    178:3786   
 179:2641    180:2494    181:3911    182:3339    183:1984    184:2279   
 185:21285   186:5637    187:5111    188:4316    189:4527    190:9759   
 191:2087    192:11134   193:9312    194:7585    195:5465    196:3440   
 197:2821    198:6094    199:8090    200:8703    201:6523    202:10763  
 203:10590   204:4608    205:3733    206:4561    207:3709    208:4226   
 209:5164    210:4840    211:2646    212:4488    213:3756    214:1058   
 215:48      216:6823    217:3028    218:1422    219:603     220:2030   
 221:1049    222:869     223:2250   

End of report


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