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

REN Routing Table Report cscora at frr.nsrc.org
Mon Jul 31 22:41:17 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Mon 31 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:                              977999
    Prefixes after maximum aggregation (per Origin AS):          358124
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451002
Total ASes present in the Internet Routing Table:                 74895
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64187
Origin ASes announcing only one prefix:                           25870
Transit ASes present in the Internet Routing Table:               10708
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:       4.7
    Max AS path length visible:                                     130
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1311
    Number of instances of unregistered ASNs:                      1313
Number of 32-bit ASNs allocated by the RIRs:                      42357
Number of 32-bit ASNs visible in the Routing Table:               34997
Prefixes from 32-bit ASNs in the Routing Table:                  181733
Number of bogon 32-bit ASNs visible in the Routing Table:           206
Special use prefixes present in the Routing Table:                   44
Prefixes being announced from unallocated address space:            679
Number of addresses announced to Internet:                   3057974442
    Equivalent to 182 /8s, 68 /16s and 252 /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:      335766

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

Prefixes being announced by APNIC Region ASes:                   255854
    Total APNIC prefixes after maximum aggregation:               71119
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249529
    Unique aggregates announced from the APNIC address blocks:    97437
APNIC Region origin ASes present in the Internet Routing Table:   13641
    APNIC Prefixes per ASN:                                       18.29
APNIC Region origin ASes announcing only one prefix:               3996
APNIC Region transit ASes present in the Internet Routing Table:   1831
Average APNIC Region AS path length visible:                        4.9
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8921
Number of APNIC addresses announced to Internet:              776762720
    Equivalent to 46 /8s, 76 /16s and 117 /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:                    280666
    Total ARIN prefixes after maximum aggregation:               125268
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282329
    Unique aggregates announced from the ARIN address blocks:    130832
ARIN Region origin ASes present in the Internet Routing Table:    19139
    ARIN Prefixes per ASN:                                        14.75
ARIN Region origin ASes announcing only one prefix:                6966
ARIN Region transit ASes present in the Internet Routing Table:    1974
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4832
Number of ARIN addresses announced to Internet:              1277681216
    Equivalent to 76 /8s, 39 /16s and 222 /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:                    279487
    Total RIPE prefixes after maximum aggregation:               126341
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275289
    Unique aggregates announced from the RIPE address blocks:    159874
RIPE Region origin ASes present in the Internet Routing Table:    28446
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:               12000
RIPE Region transit ASes present in the Internet Routing Table:    3984
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11311
Number of RIPE addresses announced to Internet:               716793310
    Equivalent to 42 /8s, 185 /16s and 101 /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:                  126994
    Total LACNIC prefixes after maximum aggregation:              28601
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         126445
    Unique aggregates announced from the LACNIC address blocks:   49633
LACNIC Region origin ASes present in the Internet Routing Table:  11014
    LACNIC Prefixes per ASN:                                      11.48
LACNIC Region origin ASes announcing only one prefix:              2330
LACNIC Region transit ASes present in the Internet Routing Table:  2364
Average LACNIC Region AS path length visible:                       5.1
    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:             178620704
    Equivalent to 10 /8s, 165 /16s and 137 /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:                  33687
    Total AfriNIC prefixes after maximum aggregation:              5974
    AfriNIC Deaggregation factor:                                  5.64
Prefixes being announced from the AfriNIC address blocks:         43727
    Unique aggregates announced from the AfriNIC address blocks:  12650
AfriNIC Region origin ASes present in the Internet Routing Table:  1775
    AfriNIC Prefixes per ASN:                                     24.63
AfriNIC Region origin ASes announcing only one prefix:              578
AfriNIC Region transit ASes present in the Internet Routing Table:  341
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                      130
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1120
Number of AfriNIC addresses announced to Internet:            107758336
    Equivalent to 6 /8s, 108 /16s and 67 /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        9659       8897      93  CHINAMOBILE-CN China Mobile Communicati
  7545        5687        781     688  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4272        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4068       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3703       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3588       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3057        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2469        835     441  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        8784      10931    3192  AMAZON-02, US
 11492        4526        300     621  CABLEONE, US
  7155        4198        289     102  VIASAT-SP-BACKBONE, US
 22773        3651       3073     278  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3591       6656     611  COGENT-174, US
  6327        3527       1319      66  SHAW, CA
 16625        3212       1579    2377  AKAMAI-AS, US
   749        3139      54962    2391  DNIC-AS-00749, US
   367        2965       3839    1394  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        8316       1141    3264  TTNET, TR
 12479        7317       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4136       3400     191  AKAMAI-ASN1, NL
  8551        3454        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2683        248    1402  M247, RO
  5384        2495        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2456       1852      15  TE-AS TE-AS, EG
 34984        2362        365     596  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       11789       3392     607  UNINET, MX
 10620        3531        507     835  Telmex Colombia S.A., CO
 13999        2422        362     635  Mega Cable, S.A. de C.V., MX
 11830        1998        369      64  Instituto Costarricense de Electricidad
 28573        1317       2325     228  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        774     175  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1299        344     510  Axtel, S.A.B. de C.V., MX
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1114        181     435  Techtel LMDS Comunicaciones Interactiva
 26615        1036       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        1587        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1354       1518     283  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         535         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       11789       3392     607  UNINET, MX
  9808        9659       8897      93  CHINAMOBILE-CN China Mobile Communicati
 16509        8784      10931    3192  AMAZON-02, US
 47331        8316       1141    3264  TTNET, TR
 12479        7317       1706     141  UNI2-AS, ES
  7545        5687        781     688  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4526        300     621  CABLEONE, US
 18403        4272        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        9659         9566  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7317         7176  UNI2-AS, ES
 16509        8784         5592  AMAZON-02, US
 47331        8316         5052  TTNET, TR
  7545        5687         4999  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997         4922  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4272         4247  FPT-AS-AP FPT Telecom Company, VN
  7155        4198         4096  VIASAT-SP-BACKBONE, US
 45899        4068         4017  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
100.64.1.0/24             12552  IPO-EU, SE
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

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
23.176.160.0/24      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 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW

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     
/13:578     /14:1212    /15:2158    /16:13673   /17:8551    /18:14789   
/19:25851   /20:45905   /21:54713   /22:114299  /23:106968  /24:585785  
/25:496     /26:615     /27:1036    /28:77      /29:104     /30:30      
/31:24      /32:664     

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

   ASN  No of nets  Total ann.  Description
 47331        7452        8316  TTNET, TR
 12479        6406        7317  UNI2-AS, ES
  8151        5733       11789  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4526  CABLEONE, US
  6327        3337        3527  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2922        3454  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2708        3651  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2511  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2240      2:1495      3:245       4:8         5:4707      6:131    
   7:6         8:1624      9:1        11:172      12:1526     13:372    
  14:2392     15:302      16:198      17:385      18:579      20:292    
  21:4        22:188      23:6449     24:3031     25:4        27:2618   
  29:19       31:2675     32:97       34:26       35:116      36:1996   
  37:4797     38:6168     39:839      40:148      41:4664     42:2060   
  43:2451     44:312      45:17386    46:4542     47:405      49:1801   
  50:1889     51:585      52:1624     54:392      55:961      56:8      
  57:129      58:1973     59:1195     60:1001     61:2746     62:2813   
  63:1949     64:5752     65:2356     66:5105     67:3106     68:1352   
  69:4136     70:1412     71:697      72:3068     74:2686     75:1614   
  76:621      77:2590     78:3951     79:3005     80:2167     81:2049   
  82:1570     83:1341     84:1566     85:3820     86:872      87:2297   
  88:2870     89:3987     90:619      91:7975     92:2147     93:2640   
  94:3781     95:5131     96:1343     97:332      98:1187     99:735    
 100:129     101:1360    102:3221    103:32541   104:4609    105:2007   
 106:957     107:2584    108:1101    109:4337    110:2182    111:3176   
 112:2128    113:1803    114:1663    115:2161    116:1941    117:2601   
 118:2740    119:2080    120:1872    121:1188    122:2738    123:2265   
 124:1663    125:2537    128:1526    129:1121    130:1067    131:2060   
 132:949     133:422     134:1799    135:352     136:906     137:982    
 138:2808    139:1668    140:1250    141:1342    142:1511    143:1572   
 144:1022    145:343     146:1995    147:1632    148:2471    149:2247   
 150:910     151:1191    152:2010    153:577     154:4979    155:1395   
 156:1920    157:1357    158:1090    159:2242    160:2685    161:1594   
 162:3554    163:1631    164:1774    165:1930    166:1052    167:1742   
 168:4058    169:957     170:4834    171:915     172:3662    173:3007   
 174:1051    175:1255    176:3904    177:5448    178:3656    179:2441   
 180:2589    181:3540    182:3438    183:2033    184:2326    185:20851  
 186:5011    187:4468    188:4300    189:4027    190:9394    191:1789   
 192:11026   193:8999    194:7517    195:5441    196:3683    197:2998   
 198:6083    199:6135    200:8166    201:6145    202:11060   203:10709  
 204:4628    205:3671    206:4432    207:3503    208:4185    209:5005   
 210:4717    211:2657    212:4390    213:3737    214:1093    215:60     
 216:6877    217:3015    218:1325    219:621     220:2042    221:968    
 222:872     223:2193   

End of report


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