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

REN Routing Table Report cscora at frr.nsrc.org
Wed Jul 26 22:41:47 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Wed 26 Jul, 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:                              977543
    Prefixes after maximum aggregation (per Origin AS):          358187
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451254
Total ASes present in the Internet Routing Table:                 74850
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64257
Origin ASes announcing only one prefix:                           25817
Transit ASes present in the Internet Routing Table:               10593
Transit-only ASes present in the Internet Routing Table:            458
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:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1342
    Number of instances of unregistered ASNs:                      1345
Number of 32-bit ASNs allocated by the RIRs:                      42301
Number of 32-bit ASNs visible in the Routing Table:               34963
Prefixes from 32-bit ASNs in the Routing Table:                  181736
Number of bogon 32-bit ASNs visible in the Routing Table:           214
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            707
Number of addresses announced to Internet:                   3057762726
    Equivalent to 182 /8s, 65 /16s and 193 /24s
    Percentage of available address space announced:               82.6
    Percentage of allocated address space announced:               82.6
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      335572

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

Prefixes being announced by APNIC Region ASes:                   255863
    Total APNIC prefixes after maximum aggregation:               71109
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249483
    Unique aggregates announced from the APNIC address blocks:    97383
APNIC Region origin ASes present in the Internet Routing Table:   13631
    APNIC Prefixes per ASN:                                       18.30
APNIC Region origin ASes announcing only one prefix:               3987
APNIC Region transit ASes present in the Internet Routing Table:   1831
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8912
Number of APNIC addresses announced to Internet:              776786016
    Equivalent to 46 /8s, 76 /16s and 208 /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:                    280614
    Total ARIN prefixes after maximum aggregation:               125172
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282240
    Unique aggregates announced from the ARIN address blocks:    130838
ARIN Region origin ASes present in the Internet Routing Table:    19123
    ARIN Prefixes per ASN:                                        14.76
ARIN Region origin ASes announcing only one prefix:                6944
ARIN Region transit ASes present in the Internet Routing Table:    1929
Average ARIN Region AS path length visible:                         3.5
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4824
Number of ARIN addresses announced to Internet:              1277614912
    Equivalent to 76 /8s, 38 /16s and 219 /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:                    279441
    Total RIPE prefixes after maximum aggregation:               126416
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275240
    Unique aggregates announced from the RIPE address blocks:    159866
RIPE Region origin ASes present in the Internet Routing Table:    28420
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               11972
RIPE Region transit ASes present in the Internet Routing Table:    3955
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11291
Number of RIPE addresses announced to Internet:               717001182
    Equivalent to 42 /8s, 188 /16s and 145 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  126842
    Total LACNIC prefixes after maximum aggregation:              28604
    LACNIC Deaggregation factor:                                   4.43
Prefixes being announced from the LACNIC address blocks:         126300
    Unique aggregates announced from the LACNIC address blocks:   49655
LACNIC Region origin ASes present in the Internet Routing Table:  11008
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2333
LACNIC Region transit ASes present in the Internet Routing Table:  2341
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8813
Number of LACNIC addresses announced to Internet:             178587168
    Equivalent to 10 /8s, 165 /16s and 6 /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:                  33441
    Total AfriNIC prefixes after maximum aggregation:              6065
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         43572
    Unique aggregates announced from the AfriNIC address blocks:  12919
AfriNIC Region origin ASes present in the Internet Routing Table:  1781
    AfriNIC Prefixes per ASN:                                     24.46
AfriNIC Region origin ASes announcing only one prefix:              581
AfriNIC Region transit ASes present in the Internet Routing Table:  334
Average AfriNIC Region AS path length visible:                      4.5
    Max AfriNIC Region AS path length visible:                      129
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1123
Number of AfriNIC addresses announced to Internet:            107411200
    Equivalent to 6 /8s, 102 /16s and 247 /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        9666       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5680        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4261        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4072       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3704       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3588       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3055        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2456        834     448  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2312      11270     588  KIXS-AS-KR Korea Telecom, KR

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        8800      10936    3150  AMAZON-02, US
 11492        4526        300     621  CABLEONE, US
  7155        4198        289     102  VIASAT-SP-BACKBONE, US
 22773        3656       3075     277  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3597       6656     611  COGENT-174, US
  6327        3526       1319      66  SHAW, CA
 16625        3225       1588    2386  AKAMAI-AS, US
   749        3140      54962    2392  DNIC-AS-00749, US
   367        2761       3755    1324  DNIC-ASBLK-00306-00371, US
396982        2679       3595     384  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        8303       1142    3253  TTNET, TR
 12479        7317       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4145       3400     191  AKAMAI-ASN1, NL
  8551        3455        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2986       2294     921  ROSTELECOM-AS, RU
  9009        2683        248    1399  M247, RO
  5384        2471        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2455       1852      15  TE-AS TE-AS, EG
 34984        2358        365     599  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       11811       3378     603  UNINET, MX
 10620        3529        507     836  Telmex Colombia S.A., CO
 13999        2417        362     635  Mega Cable, S.A. de C.V., MX
 11830        1988        369      64  Instituto Costarricense de Electricidad
 28573        1318       2323     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1300        344     511  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1113        181     436  Techtel LMDS Comunicaciones Interactiva
 26615        1035       2500      48  TIM SA, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1900        319      50  Telkom-Internet, ZA
 24863        1557        376     117  LINKdotNET-AS, EG
 24835        1463        497      27  RAYA-AS, EG
 36992        1351       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         784        518      31  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         523         82       3  KENET-AS, KE
 37342         512         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       11811       3378     603  UNINET, MX
  9808        9666       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8800      10936    3150  AMAZON-02, US
 47331        8303       1142    3253  TTNET, TR
 12479        7317       1706     141  UNI2-AS, ES
  7545        5680        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     621  CABLEONE, US
 18403        4261        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        9666         9571  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7317         7176  UNI2-AS, ES
 16509        8800         5650  AMAZON-02, US
 47331        8303         5050  TTNET, TR
  7545        5680         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5012         4937  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4261         4236  FPT-AS-AP FPT Telecom Company, VN
  7155        4198         4096  VIASAT-SP-BACKBONE, US
 45899        4072         4021  VNPT-AS-VN VNPT Corp, VN

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     19695  UNALLOCATED  8.20.161.0/24            46887  LIGHTOWER, 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
    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
100.65.6.0/24             65534  UNASSIGNED
100.65.7.0/24             65534  UNASSIGNED
100.65.8.0/24             65534  UNASSIGNED
100.65.10.0/24            65534  UNASSIGNED
100.65.11.0/24            65534  UNASSIGNED
100.65.13.0/24            65534  UNASSIGNED
100.65.16.0/23            65534  UNASSIGNED
100.66.3.0/24             65534  UNASSIGNED
100.66.7.0/24             65534  UNASSIGNED
100.66.9.0/24             65534  UNASSIGNED

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  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.158.136.0/24      Origin:     61112  AKILECLOUD, GB
23.158.136.0/24     Transit:     20473  AS-CHOOPA, US
23.176.160.0/24      Origin:    397327  UNASSIGNED
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:17       /9:14      /10:39      /11:102     /12:298     
/13:579     /14:1213    /15:2158    /16:13666   /17:8549    /18:14766   
/19:25799   /20:45870   /21:54718   /22:114204  /23:106896  /24:585644  
/25:488     /26:615     /27:1033    /28:73      /29:101     /30:27      
/31:23      /32:650     

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

   ASN  No of nets  Total ann.  Description
 47331        7435        8303  TTNET, TR
 12479        6406        7317  UNI2-AS, ES
  8151        5715       11811  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4526  CABLEONE, US
  6327        3335        3526  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2923        3455  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2711        3656  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2164        2509  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2244      2:1491      3:243       4:8         5:4701      6:131    
   7:6         8:1627      9:1        11:172      12:1527     13:373    
  14:2393     15:302      16:198      17:384      18:579      20:291    
  21:4        22:188      23:6453     24:3027     25:4        27:2631   
  29:19       31:2684     32:97       34:26       35:116      36:1997   
  37:4801     38:6161     39:838      40:153      41:4657     42:2046   
  43:2452     44:309      45:17434    46:4555     47:405      49:1789   
  50:1883     51:584      52:1625     54:393      55:984      56:8      
  57:128      58:1973     59:1185     60:996      61:2753     62:2803   
  63:1953     64:5752     65:2350     66:5108     67:3118     68:1352   
  69:4136     70:1411     71:694      72:3063     74:2682     75:1615   
  76:621      77:2584     78:3959     79:3005     80:2177     81:2051   
  82:1566     83:1335     84:1570     85:3809     86:874      87:2295   
  88:2873     89:3957     90:621      91:7976     92:2146     93:2645   
  94:3785     95:5131     96:1342     97:333      98:1190     99:735    
 100:128     101:1359    102:3226    103:32503   104:4610    105:1996   
 106:957     107:2572    108:1112    109:4331    110:2176    111:3179   
 112:2131    113:1800    114:1660    115:2145    116:1944    117:2599   
 118:2738    119:2083    120:1873    121:1191    122:2729    123:2266   
 124:1659    125:2540    128:1508    129:1119    130:1067    131:2051   
 132:957     133:422     134:1799    135:352     136:893     137:982    
 138:2793    139:1669    140:1270    141:1346    142:1500    143:1563   
 144:999     145:343     146:1994    147:1629    148:2475    149:2241   
 150:909     151:1191    152:1996    153:572     154:5004    155:1396   
 156:1920    157:1356    158:1107    159:2244    160:2680    161:1587   
 162:3551    163:1622    164:1720    165:1927    166:1064    167:1747   
 168:4044    169:952     170:4831    171:921     172:3666    173:3006   
 174:1052    175:1255    176:3903    177:5420    178:3653    179:2400   
 180:2653    181:3556    182:3438    183:2034    184:2329    185:20850  
 186:5040    187:4458    188:4301    189:4023    190:9389    191:1791   
 192:11010   193:8997    194:7547    195:5434    196:3683    197:2988   
 198:6081    199:6133    200:8184    201:6170    202:11056   203:10713  
 204:4623    205:3689    206:4433    207:3511    208:4177    209:5003   
 210:4719    211:2660    212:4392    213:3735    214:1094    215:60     
 216:6839    217:3012    218:1324    219:623     220:2040    221:967    
 222:872     223:2192   

End of report


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