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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 29 22:41:29 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Sat 29 Jun, 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:                             1002115
    Prefixes after maximum aggregation (per Origin AS):          368195
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      464964
Total ASes present in the Internet Routing Table:                 76079
    Prefixes per ASN:                                             13.17
Origin-only ASes present in the Internet Routing Table:           65095
Origin ASes announcing only one prefix:                           26112
Transit ASes present in the Internet Routing Table:               10984
Transit-only ASes present in the Internet Routing Table:            532
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 53153)                              57
Prefixes from unregistered ASNs in the Routing Table:              1072
    Number of instances of unregistered ASNs:                      1078
Number of 32-bit ASNs allocated by the RIRs:                      44915
Number of 32-bit ASNs visible in the Routing Table:               36732
Prefixes from 32-bit ASNs in the Routing Table:                  198462
Number of bogon 32-bit ASNs visible in the Routing Table:            95
Special use prefixes present in the Routing Table:                   47
Prefixes being announced from unallocated address space:            623
Number of addresses announced to Internet:                   3027174900
    Equivalent to 180 /8s, 111 /16s and 5 /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:      341869

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

Prefixes being announced by APNIC Region ASes:                   259620
    Total APNIC prefixes after maximum aggregation:               74792
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          251755
    Unique aggregates announced from the APNIC address blocks:   101158
APNIC Region origin ASes present in the Internet Routing Table:   14254
    APNIC Prefixes per ASN:                                       17.66
APNIC Region origin ASes announcing only one prefix:               4286
APNIC Region transit ASes present in the Internet Routing Table:   1914
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9655
Number of APNIC addresses announced to Internet:              761822624
    Equivalent to 45 /8s, 104 /16s and 125 /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:                    288042
    Total ARIN prefixes after maximum aggregation:               127105
    ARIN Deaggregation factor:                                     2.27
Prefixes being announced from the ARIN address blocks:           292074
    Unique aggregates announced from the ARIN address blocks:    134582
ARIN Region origin ASes present in the Internet Routing Table:    19172
    ARIN Prefixes per ASN:                                        15.23
ARIN Region origin ASes announcing only one prefix:                6944
ARIN Region transit ASes present in the Internet Routing Table:    2013
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4944
Number of ARIN addresses announced to Internet:              1267046466
    Equivalent to 75 /8s, 133 /16s and 152 /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:                    282463
    Total RIPE prefixes after maximum aggregation:               129972
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           277138
    Unique aggregates announced from the RIPE address blocks:    165260
RIPE Region origin ASes present in the Internet Routing Table:    28736
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12102
RIPE Region transit ASes present in the Internet Routing Table:    4009
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11906
Number of RIPE addresses announced to Internet:               713791986
    Equivalent to 42 /8s, 139 /16s and 153 /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:                  135549
    Total LACNIC prefixes after maximum aggregation:              29306
    LACNIC Deaggregation factor:                                   4.63
Prefixes being announced from the LACNIC address blocks:         133721
    Unique aggregates announced from the LACNIC address blocks:   49938
LACNIC Region origin ASes present in the Internet Routing Table:  11125
    LACNIC Prefixes per ASN:                                      12.02
LACNIC Region origin ASes announcing only one prefix:              2164
LACNIC Region transit ASes present in the Internet Routing Table:  2483
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        61
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9006
Number of LACNIC addresses announced to Internet:             176842528
    Equivalent to 10 /8s, 138 /16s and 103 /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:                  35369
    Total AfriNIC prefixes after maximum aggregation:              6325
    AfriNIC Deaggregation factor:                                  5.59
Prefixes being announced from the AfriNIC address blocks:         46803
    Unique aggregates announced from the AfriNIC address blocks:  13528
AfriNIC Region origin ASes present in the Internet Routing Table:  1859
    AfriNIC Prefixes per ASN:                                     25.18
AfriNIC Region origin ASes announcing only one prefix:              616
AfriNIC Region transit ASes present in the Internet Routing Table:  359
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1221
Number of AfriNIC addresses announced to Internet:            107291136
    Equivalent to 6 /8s, 101 /16s and 34 /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        9875       8746      77  CHINAMOBILE-CN China Mobile Communicati
  7545        5643        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5001       4192      74  ERX-CERNET-BKB China Education and Rese
 18403        4242        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3954       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3784        511     264  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3643       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3265       1841     105  VNPT-AS-VN VNPT Corp, VN
 24560        2823        860     403  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2479      11523     582  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       10119      11534    3665  AMAZON-02, US
   174        5479       8790     897  COGENT-174, US
 11492        4641        308     547  CABLEONE, US
  7155        4166        287      88  VIASAT-SP-BACKBONE, US
  6327        3594       1320      79  SHAW, CA
 22773        3553       3055     239  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3249      54901    2501  DNIC-AS-00749, US
 16625        3221       1368    2254  AKAMAI-AS, US
  7018        2898      23669    1821  ATT-INTERNET4, US
396982        2766       3611     414  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        9202       1235    2043  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3907       3397     154  AKAMAI-ASN1, NL
  9009        3601        307    1821  M247, RO
 12389        2980       2304     897  ROSTELECOM-AS, RU
 34984        2389        364     571  TELLCOM-AS, TR
  8452        1878       1852      14  TE-AS TE-AS, EG
  8551        1784        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
212238        1716        124    1247  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       11861       3311     510  UNINET, MX
 10620        3518        492     938  Telmex Colombia S.A., CO
 13999        2553        357     677  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1550       2311     258  Claro NXT Telecomunicacoes Ltda, BR
  3816        1317        775     186  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1128        314     478  Axtel, S.A.B. de C.V., MX
 28202        1117         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 26615        1081       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        1636        314      37  Telkom-Internet, ZA
 24863        1622        389      16  LINKdotNET-AS, EG
 24835        1570        593      29  RAYA-AS, EG
 36992        1380       1520     283  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1235         78      74  ORANGE-COTE-IVOIRE, CI
 36935         940        521      43  Vodafone-, EG
  6713         556       1861      35  IAM-AS, MA
 36914         553         82       3  KENET-AS, KE
 37054         532        115       8  Telecom-Malagasy, MG

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       11861       3311     510  UNINET, MX
 16509       10119      11534    3665  AMAZON-02, US
  9808        9875       8746      77  CHINAMOBILE-CN China Mobile Communicati
 47331        9202       1235    2043  TTNET, TR
 12479        7714       1708     145  UNI2-AS, ES
  7545        5643        776     670  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5479       8790     897  COGENT-174, US
  4538        5001       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4641        308     547  CABLEONE, US

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

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

   ASN  No of nets  Net Savings  Description
  9808        9875         9798  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7714         7569  UNI2-AS, ES
 47331        9202         7159  TTNET, TR
 16509       10119         6454  AMAZON-02, US
  7545        5643         4973  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5001         4927  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5479         4582  COGENT-174, US
 18403        4242         4219  FPT-AS-AP FPT Telecom Company, VN
 11492        4641         4094  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-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24            46887  CROWNCASTLE-AS46887, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

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

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

Prefix                Origin AS  Description
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.9.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.16.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.18.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.20.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.22.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.24.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.26.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.28.0/24              209  CENTURYLINK-US-LEGACY-QWEST, US
100.70.30.0/24              209  CENTURYLINK-US-LEGACY-QWEST, 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
23.140.216.0/24      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
23.170.224.0/24      Origin:     30168  RESERVED, ZZ
23.170.224.0/24     Transit:    397095  SETSONLLC, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, 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       /9:14      /10:37      /11:93      /12:297     
/13:580     /14:1199    /15:2127    /16:13371   /17:8397    /18:14194   
/19:25295   /20:45393   /21:53979   /22:114542  /23:107289  /24:608650  
/25:1092    /26:1084    /27:1617    /28:311     /29:521     /30:516     
/31:352     /32:1148    

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

   ASN  No of nets  Total ann.  Description
 47331        8304        9202  TTNET, TR
 12479        6802        7714  UNI2-AS, ES
  8151        5937       11861  UNINET, MX
 11492        3548        4641  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3390        3594  SHAW, CA
  7155        3111        4166  VIASAT-SP-BACKBONE, US
 22773        2660        3553  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2152        2495  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2147        3518  Telmex Colombia S.A., CO

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

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

   1:2332      2:1683      3:364       4:22        5:4667      6:164    
   7:6         8:1623      9:1        11:172      12:1449     13:359    
  14:2400     15:318      16:219      17:370      18:770      20:398    
  21:4        22:188      23:6946     24:3126     25:2        27:2641   
  29:19       31:2667     32:61       34:66       35:138      36:2371   
  37:4581     38:9261     39:901      40:146      41:4635     42:2026   
  43:2412     44:328      45:18675    46:4601     47:307      49:1979   
  50:1893     51:586      52:1616     54:313      55:924      56:8      
  57:220      58:2171     59:1265     60:1039     61:2668     62:2844   
  63:1922     64:5682     65:2354     66:4774     67:3069     68:1335   
  69:4103     70:1383     71:588      72:2967     74:2632     75:1587   
  76:624      77:2650     78:4195     79:1820     80:2225     81:2193   
  82:1713     83:1396     84:1695     85:4106     86:923      87:2348   
  88:3125     89:4312     90:685      91:8306     92:2354     93:2729   
  94:3828     95:5458     96:1289     97:318      98:1047     99:739    
 100:90      101:1182    102:3969    103:32581   104:4863    105:2115   
 106:1003    107:2543    108:1158    109:4098    110:2148    111:3285   
 112:2070    113:1824    114:1835    115:2164    116:1913    117:2667   
 118:2820    119:1994    120:1808    121:1391    122:2716    123:2267   
 124:1680    125:2881    126:32      128:1503    129:1008    130:1217   
 131:2051    132:945     133:413     134:1738    135:365     136:1136   
 137:1095    138:3170    139:1534    140:1417    141:1386    142:1694   
 143:1701    144:1003    145:374     146:2136    147:2003    148:2570   
 149:2795    150:1046    151:1370    152:2258    153:591     154:7312   
 155:1501    156:2334    157:1910    158:1160    159:2327    160:2869   
 161:1713    162:3579    163:1715    164:1719    165:2198    166:1281   
 167:1838    168:4343    169:825     170:5390    171:1056    172:3895   
 173:3085    174:896     175:1256    176:3602    177:6140    178:3834   
 179:2687    180:2458    181:3865    182:3354    183:1990    184:2279   
 185:21204   186:5577    187:5059    188:4288    189:4563    190:9692   
 191:2070    192:11102   193:9223    194:7623    195:5477    196:3368   
 197:2855    198:6117    199:7993    200:8661    201:6649    202:10717  
 203:10335   204:4639    205:3720    206:4539    207:3668    208:4207   
 209:5129    210:4787    211:2637    212:4452    213:3694    214:1054   
 215:49      216:6820    217:3096    218:1383    219:586     220:2025   
 221:1041    222:854     223:2251   

End of report


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