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

REN Routing Table Report cscora at bgp.nsrc.org
Fri May 10 22:41:04 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Fri 10 May, 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:                              1005207
    Prefixes after maximum aggregation (per Origin AS):          366861
    Deaggregation factor:                                          2.74
    Unique aggregates announced (without unneeded subnets):      461785
Total ASes present in the Internet Routing Table:                 76041
    Prefixes per ASN:                                             13.22
Origin-only ASes present in the Internet Routing Table:           65083
Origin ASes announcing only one prefix:                           26070
Transit ASes present in the Internet Routing Table:               10958
Transit-only ASes present in the Internet Routing Table:            524
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:                                      52
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1143
    Number of instances of unregistered ASNs:                      1148
Number of 32-bit ASNs allocated by the RIRs:                      44442
Number of 32-bit ASNs visible in the Routing Table:               36502
Prefixes from 32-bit ASNs in the Routing Table:                  196525
Number of bogon 32-bit ASNs visible in the Routing Table:           180
Special use prefixes present in the Routing Table:                   19
Prefixes being announced from unallocated address space:            666
Number of addresses announced to Internet:                   3028864116
    Equivalent to 180 /8s, 136 /16s and 204 /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:      342930

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

Prefixes being announced by APNIC Region ASes:                   263376
    Total APNIC prefixes after maximum aggregation:               74742
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          255335
    Unique aggregates announced from the APNIC address blocks:   100868
APNIC Region origin ASes present in the Internet Routing Table:   14233
    APNIC Prefixes per ASN:                                       17.94
APNIC Region origin ASes announcing only one prefix:               4272
APNIC Region transit ASes present in the Internet Routing Table:   1929
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9576
Number of APNIC addresses announced to Internet:              762091168
    Equivalent to 45 /8s, 108 /16s and 150 /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:                    284871
    Total ARIN prefixes after maximum aggregation:               126704
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           289736
    Unique aggregates announced from the ARIN address blocks:    133746
ARIN Region origin ASes present in the Internet Routing Table:    19201
    ARIN Prefixes per ASN:                                        15.09
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    1980
Average ARIN Region AS path length visible:                         3.8
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4916
Number of ARIN addresses announced to Internet:              1268095810
    Equivalent to 75 /8s, 149 /16s and 155 /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:                    285442
    Total RIPE prefixes after maximum aggregation:               129340
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           279119
    Unique aggregates announced from the RIPE address blocks:    164067
RIPE Region origin ASes present in the Internet Routing Table:    28719
    RIPE Prefixes per ASN:                                         9.72
RIPE Region origin ASes announcing only one prefix:               12092
RIPE Region transit ASes present in the Internet Routing Table:    4027
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                          44
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11821
Number of RIPE addresses announced to Internet:               714409842
    Equivalent to 42 /8s, 149 /16s and 7 /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:                  135542
    Total LACNIC prefixes after maximum aggregation:              29084
    LACNIC Deaggregation factor:                                   4.66
Prefixes being announced from the LACNIC address blocks:         133984
    Unique aggregates announced from the LACNIC address blocks:   49481
LACNIC Region origin ASes present in the Internet Routing Table:  11095
    LACNIC Prefixes per ASN:                                      12.08
LACNIC Region origin ASes announcing only one prefix:              2127
LACNIC Region transit ASes present in the Internet Routing Table:  2455
Average LACNIC Region AS path length visible:                       4.3
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8972
Number of LACNIC addresses announced to Internet:             177073184
    Equivalent to 10 /8s, 141 /16s and 236 /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:                  34833
    Total AfriNIC prefixes after maximum aggregation:              6267
    AfriNIC Deaggregation factor:                                  5.56
Prefixes being announced from the AfriNIC address blocks:         46366
    Unique aggregates announced from the AfriNIC address blocks:  13116
AfriNIC Region origin ASes present in the Internet Routing Table:  1852
    AfriNIC Prefixes per ASN:                                     25.04
AfriNIC Region origin ASes announcing only one prefix:              614
AfriNIC Region transit ASes present in the Internet Routing Table:  356
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       30
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1217
Number of AfriNIC addresses announced to Internet:            106831360
    Equivalent to 6 /8s, 94 /16s and 30 /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        9852       8745      70  CHINAMOBILE-CN China Mobile Communicati
  7545        5650        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      74  ERX-CERNET-BKB China Education and Rese
 45899        4544       1893      45  VNPT-AS-VN VNPT Corp, VN
 18403        4533        347      23  FPT-AS-AP FPT Telecom Company, VN
  7552        3885       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        3720        507     265  BBIL-AP BHARTI Airtel Ltd., IN
  7713        3582       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
 24560        2789        863     378  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2486      11522     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        9908      11372    3525  AMAZON-02, US
   174        5352       6632     839  COGENT-174, US
 11492        4597        305     630  CABLEONE, US
  7155        4173        288      91  VIASAT-SP-BACKBONE, US
  6327        3596       1320      79  SHAW, CA
 22773        3545       3057     235  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3225      54904    2477  DNIC-AS-00749, US
 16625        3131       1345    2240  AKAMAI-AS, US
   367        2814       3474    1328  DNIC-ASBLK-00306-00371, US
  7018        2777      23653    1769  ATT-INTERNET4, 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        9138       1227    2133  TTNET, TR
 12479        7751       1708     144  UNI2-AS, ES
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        3918       3396     150  AKAMAI-ASN1, NL
  9009        3317        289    1622  M247, RO
 12389        2953       2302     893  ROSTELECOM-AS, RU
  8551        2637        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  8452        2580       1852      14  TE-AS TE-AS, EG
  5384        2487        585      31  EMIRATES-INTERNET Emirates Internet, AE
 34984        2393        366     577  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       12320       3319     495  UNINET, MX
 10620        3503        491     941  Telmex Colombia S.A., CO
 13999        2538        351     665  Mega Cable, S.A. de C.V., MX
 11830        2004        369      64  Instituto Costarricense de Electricidad
 28573        1557       2314     252  Claro NXT Telecomunicacoes Ltda, BR
  3816        1321        789     189  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 19429        1232        216      21  ETB - Colombia, CO
 11664        1181        176     440  Techtel LMDS Comunicaciones Interactiva
  6503        1133        314     478  Axtel, S.A.B. de C.V., MX
 28202        1129         52       9  Rede Brasileira de Comunicacao 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        1634        314      37  Telkom-Internet, ZA
 24835        1549        545      28  RAYA-AS, EG
 24863        1504        389      20  LINKdotNET-AS, EG
 36992        1373       1519     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1198         77      59  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
  6713         557       1861      35  IAM-AS, MA
 36914         551         82       3  KENET-AS, KE
 15399         537         55      55  WANANCHI-, 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       12320       3319     495  UNINET, MX
 16509        9908      11372    3525  AMAZON-02, US
  9808        9852       8745      70  CHINAMOBILE-CN China Mobile Communicati
 47331        9138       1227    2133  TTNET, TR
 12479        7751       1708     144  UNI2-AS, ES
  7545        5650        777     673  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5352       6632     839  COGENT-174, US
  4538        5007       4192      74  ERX-CERNET-BKB China Education and Rese
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 11492        4597        305     630  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        9852         9782  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7751         7607  UNI2-AS, ES
 47331        9138         7005  TTNET, TR
 16509        9908         6383  AMAZON-02, US
  7545        5650         4977  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007         4933  ERX-CERNET-BKB China Education and Research Net
 39891        4758         4698  ALJAWWALSTC-AS, SA
   174        5352         4513  COGENT-174, US
 18403        4533         4510  FPT-AS-AP FPT Telecom Company, VN
 45899        4544         4499  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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               701  UUNET, 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             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
100.70.8.0/24               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
23.147.240.0/24      Origin:    398208  RESERVED, ZZ
23.147.240.0/24     Transit:     19930  EQUINIX-EC-CH, 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      /11:94      /12:297     
/13:582     /14:1197    /15:2121    /16:13420   /17:8514    /18:14710   
/19:25768   /20:45690   /21:54433   /22:115487  /23:108233  /24:609583  
/25:1101    /26:1069    /27:1513    /28:169     /29:290     /30:129     
/31:123     /32:616     

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

   ASN  No of nets  Total ann.  Description
 47331        8245        9138  TTNET, TR
 12479        6856        7751  UNI2-AS, ES
  8151        6330       12320  UNINET, MX
 11492        3512        4597  CABLEONE, US
 39891        3440        4758  ALJAWWALSTC-AS, SA
  6327        3392        3596  SHAW, CA
  7155        3116        4173  VIASAT-SP-BACKBONE, US
 22773        2638        3545  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2161        2507  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2129        3503  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)
----------------------------------------------

   1:2346      2:1715      3:346       4:22        5:4736      6:164    
   7:6         8:1618      9:1        11:172      12:1460     13:361    
  14:2482     15:318      16:214      17:374      18:767      20:383    
  21:4        22:188      23:6786     24:3118     25:2        27:2626   
  29:19       31:2731     32:62       34:63       35:136      36:2329   
  37:4617     38:8746     39:903      40:125      41:4644     42:2215   
  43:2440     44:322      45:18492    46:4615     47:313      49:1967   
  50:1929     51:579      52:1612     54:313      55:1000     56:5      
  57:178      58:2147     59:1265     60:1035     61:2811     62:2832   
  63:1928     64:5740     65:2388     66:4847     67:3071     68:1349   
  69:4157     70:1388     71:595      72:2956     74:2628     75:1596   
  76:618      77:2630     78:4179     79:2543     80:2231     81:2264   
  82:1648     83:1409     84:1665     85:4085     86:953      87:2303   
  88:3111     89:4236     90:683      91:8285     92:2380     93:2722   
  94:3887     95:5440     96:1298     97:315      98:1056     99:743    
 100:90      101:1203    102:3741    103:33023   104:4829    105:2086   
 106:1005    107:2796    108:1158    109:4185    110:2181    111:3288   
 112:2118    113:1861    114:1799    115:2179    116:1919    117:2672   
 118:2861    119:2078    120:1796    121:1362    122:2824    123:2274   
 124:1666    125:2904    126:32      128:1556    129:1038    130:1190   
 131:2030    132:922     133:410     134:1743    135:364     136:958    
 137:1080    138:3150    139:1556    140:1395    141:1359    142:1617   
 143:1616    144:1008    145:362     146:2103    147:1901    148:2527   
 149:2816    150:1048    151:1352    152:2168    153:595     154:6835   
 155:1481    156:2321    157:1821    158:1157    159:2347    160:2735   
 161:1708    162:3597    163:1769    164:1708    165:2193    166:1177   
 167:1827    168:4196    169:831     170:5331    171:1059    172:3876   
 173:3085    174:899     175:1258    176:3838    177:6167    178:3866   
 179:2633    180:2450    181:3808    182:3408    183:2018    184:2290   
 185:21129   186:5534    187:5142    188:4347    189:4571    190:9790   
 191:2044    192:11040   193:9172    194:7694    195:5480    196:3680   
 197:2883    198:6091    199:7862    200:8536    201:6599    202:10810  
 203:10693   204:4631    205:3828    206:4532    207:3648    208:4204   
 209:5133    210:4815    211:2671    212:4433    213:3600    214:1049   
 215:49      216:6888    217:3241    218:1368    219:615     220:2054   
 221:1045    222:979     223:2239   

End of report


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