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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Dec 11 22:41:21 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Mon 11 Dec, 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:                              985343
    Prefixes after maximum aggregation (per Origin AS):          362929
    Deaggregation factor:                                          2.71
    Unique aggregates announced (without unneeded subnets):      455967
Total ASes present in the Internet Routing Table:                 75372
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64524
Origin ASes announcing only one prefix:                           26002
Transit ASes present in the Internet Routing Table:               10848
Transit-only ASes present in the Internet Routing Table:            489
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1246
    Number of instances of unregistered ASNs:                      1249
Number of 32-bit ASNs allocated by the RIRs:                      43222
Number of 32-bit ASNs visible in the Routing Table:               35615
Prefixes from 32-bit ASNs in the Routing Table:                  186365
Number of bogon 32-bit ASNs visible in the Routing Table:           180
Special use prefixes present in the Routing Table:                   32
Prefixes being announced from unallocated address space:            586
Number of addresses announced to Internet:                   3050184478
    Equivalent to 181 /8s, 206 /16s and 31 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      338798

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

Prefixes being announced by APNIC Region ASes:                   257135
    Total APNIC prefixes after maximum aggregation:               72880
    APNIC Deaggregation factor:                                    3.53
Prefixes being announced from the APNIC address blocks:          250124
    Unique aggregates announced from the APNIC address blocks:    99590
APNIC Region origin ASes present in the Internet Routing Table:   13897
    APNIC Prefixes per ASN:                                       18.00
APNIC Region origin ASes announcing only one prefix:               4137
APNIC Region transit ASes present in the Internet Routing Table:   1886
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:   9200
Number of APNIC addresses announced to Internet:              771874976
    Equivalent to 46 /8s, 1 /16s and 224 /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:                    281821
    Total ARIN prefixes after maximum aggregation:               126170
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           286151
    Unique aggregates announced from the ARIN address blocks:    132850
ARIN Region origin ASes present in the Internet Routing Table:    19100
    ARIN Prefixes per ASN:                                        14.98
ARIN Region origin ASes announcing only one prefix:                6937
ARIN Region transit ASes present in the Internet Routing Table:    1959
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4824
Number of ARIN addresses announced to Internet:              1276569408
    Equivalent to 76 /8s, 22 /16s and 231 /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:                    281364
    Total RIPE prefixes after maximum aggregation:               128105
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274957
    Unique aggregates announced from the RIPE address blocks:    160771
RIPE Region origin ASes present in the Internet Routing Table:    28588
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12082
RIPE Region transit ASes present in the Internet Routing Table:    4010
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11522
Number of RIPE addresses announced to Internet:               714937566
    Equivalent to 42 /8s, 157 /16s and 20 /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:                  129616
    Total LACNIC prefixes after maximum aggregation:              28931
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         128683
    Unique aggregates announced from the LACNIC address blocks:   49456
LACNIC Region origin ASes present in the Internet Routing Table:  11068
    LACNIC Prefixes per ASN:                                      11.63
LACNIC Region origin ASes announcing only one prefix:              2256
LACNIC Region transit ASes present in the Internet Routing Table:  2415
Average LACNIC Region AS path length visible:                       4.9
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8909
Number of LACNIC addresses announced to Internet:             178481760
    Equivalent to 10 /8s, 163 /16s and 106 /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:                  34161
    Total AfriNIC prefixes after maximum aggregation:              6087
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44841
    Unique aggregates announced from the AfriNIC address blocks:  12810
AfriNIC Region origin ASes present in the Internet Routing Table:  1820
    AfriNIC Prefixes per ASN:                                     24.64
AfriNIC Region origin ASes announcing only one prefix:              590
AfriNIC Region transit ASes present in the Internet Routing Table:  348
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1160
Number of AfriNIC addresses announced to Internet:            107937024
    Equivalent to 6 /8s, 110 /16s and 253 /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        9765       8730      44  CHINAMOBILE-CN China Mobile Communicati
  7545        5633        783     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4429        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3828       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3603       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3389        494     253  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3354       1872      99  VNPT-AS-VN VNPT Corp, VN
  4766        2684      11259     590  KIXS-AS-KR Korea Telecom, KR
 24560        2642        853     367  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        9427      11180    3371  AMAZON-02, US
 11492        4550        302     689  CABLEONE, US
  7155        4184        289      98  VIASAT-SP-BACKBONE, US
   174        4025       6660     654  COGENT-174, US
 22773        3632       3077     308  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3560       1320      68  SHAW, CA
 16625        3209       1427    2346  AKAMAI-AS, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2983       3824    1419  DNIC-ASBLK-00306-00371, US
396982        2727       3633     378  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        8781       1193    2774  TTNET, TR
 12479        7597       1714     146  UNI2-AS, ES
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 20940        4076       3398     169  AKAMAI-ASN1, NL
  9009        3506        301    1637  M247, RO
  8551        2996        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2986       2300     910  ROSTELECOM-AS, RU
  5384        2504        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2504       1852      14  TE-AS TE-AS, EG
 34984        2370        363     583  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       12224       3380     604  UNINET, MX
 10620        3527        499     872  Telmex Colombia S.A., CO
 13999        2481        338     637  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1342       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1307        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1246        341     504  Axtel, S.A.B. de C.V., MX
 28202        1090         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1085        176     431  Techtel LMDS Comunicaciones Interactiva
  6147        1080        369      22  Telefonica del Peru S.A.A., PE

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        1622        316      43  Telkom-Internet, ZA
 24863        1595        389      16  LINKdotNET-AS, EG
 24835        1543        545      28  RAYA-AS, EG
 36992        1359       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1048         67      51  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         541         82       3  KENET-AS, KE
 15399         535         56      53  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       12224       3380     604  UNINET, MX
  9808        9765       8730      44  CHINAMOBILE-CN China Mobile Communicati
 16509        9427      11180    3371  AMAZON-02, US
 47331        8781       1193    2774  TTNET, TR
 12479        7597       1714     146  UNI2-AS, ES
  7545        5633        783     683  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4550        302     689  CABLEONE, US
 39891        4502        267      55  ALJAWWALSTC-AS, SA
 18403        4429        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        9765         9721  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7597         7451  UNI2-AS, ES
 16509        9427         6056  AMAZON-02, US
 47331        8781         6007  TTNET, TR
  7545        5633         4950  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007         4932  ERX-CERNET-BKB China Education and Research Net
 39891        4502         4447  ALJAWWALSTC-AS, SA
 18403        4429         4404  FPT-AS-AP FPT Telecom Company, VN
  7155        4184         4086  VIASAT-SP-BACKBONE, US
 20940        4076         3907  AKAMAI-ASN1, NL

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            65512  -Private Use AS-, ZZ
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23             33650  COMCAST-33650, 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
     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  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24            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
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /10:38      /11:99      /12:300     
/13:584     /14:1209    /15:2140    /16:13605   /17:8553    /18:14251   
/19:25680   /20:45607   /21:54324   /22:114526  /23:107319  /24:592156  
/25:1125    /26:1083    /27:1502    /28:162     /29:241     /30:81      
/31:82      /32:645     

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

   ASN  No of nets  Total ann.  Description
 47331        7893        8781  TTNET, TR
 12479        6683        7597  UNI2-AS, ES
  8151        6214       12224  UNINET, MX
 11492        3470        4550  CABLEONE, US
  6327        3367        3560  SHAW, CA
 39891        3256        4502  ALJAWWALSTC-AS, SA
  7155        3127        4184  VIASAT-SP-BACKBONE, US
 22773        2674        3632  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2473        2996  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2127        2472  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2277      2:1588      3:279       4:8         5:4613      6:160    
   7:6         8:1616      9:1        11:172      12:1492     13:369    
  14:2384     15:302      16:206      17:369      18:706      20:346    
  21:4        22:188      23:6583     24:2934     25:2        27:2654   
  29:19       31:2703     32:74       34:35       35:121      36:2071   
  37:4632     38:6837     39:888      40:148      41:4705     42:2148   
  43:2395     44:334      45:17598    46:4570     47:305      49:1913   
  50:1904     51:577      52:1628     54:393      55:801      56:5      
  57:136      58:1996     59:1193     60:1002     61:2750     62:2877   
  63:1941     64:5685     65:2392     66:5176     67:3128     68:1385   
  69:4091     70:1396     71:615      72:3018     74:2678     75:1611   
  76:629      77:2406     78:4094     79:2962     80:2184     81:2116   
  82:1596     83:1399     84:1641     85:3847     86:885      87:2255   
  88:2970     89:4081     90:652      91:8053     92:2269     93:2676   
  94:3807     95:5251     96:1333     97:317      98:1039     99:738    
 100:123     101:1162    102:3478    103:32910   104:4817    105:2015   
 106:990     107:2780    108:1149    109:3979    110:2166    111:3182   
 112:2109    113:1722    114:1759    115:2098    116:2006    117:2579   
 118:2775    119:2015    120:1814    121:1309    122:2784    123:2247   
 124:1659    125:2791    128:1594    129:1006    130:1108    131:2090   
 132:989     133:410     134:1729    135:337     136:923     137:1001   
 138:2902    139:1581    140:1349    141:1364    142:1582    143:1610   
 144:1009    145:336     146:2027    147:1625    148:2518    149:2464   
 150:1028    151:1306    152:1977    153:597     154:5652    155:1388   
 156:2188    157:1402    158:1099    159:2215    160:2694    161:1646   
 162:3604    163:1656    164:1707    165:1931    166:1090    167:1781   
 168:4026    169:823     170:4965    171:995     172:3777    173:3055   
 174:908     175:1254    176:3759    177:5577    178:3657    179:2515   
 180:2407    181:3715    182:3415    183:2048    184:2284    185:20851  
 186:5117    187:4768    188:4272    189:4323    190:9641    191:1943   
 192:11041   193:9029    194:7524    195:5479    196:3660    197:2938   
 198:6078    199:6728    200:8568    201:6410    202:10953   203:10498  
 204:4659    205:3696    206:4523    207:3541    208:4140    209:4997   
 210:4683    211:2589    212:4343    213:3516    214:1117    215:64     
 216:6894    217:3009    218:1349    219:612     220:2030    221:1018   
 222:881     223:2228   

End of report


More information about the ren-bgp-stats-all mailing list