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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jul 11 22:41:35 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Tue 11 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:                              976205
    Prefixes after maximum aggregation (per Origin AS):          357332
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      450326
Total ASes present in the Internet Routing Table:                 74802
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64115
Origin ASes announcing only one prefix:                           25836
Transit ASes present in the Internet Routing Table:               10687
Transit-only ASes present in the Internet Routing Table:            448
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                     132
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1256
    Number of instances of unregistered ASNs:                      1260
Number of 32-bit ASNs allocated by the RIRs:                      42276
Number of 32-bit ASNs visible in the Routing Table:               34879
Prefixes from 32-bit ASNs in the Routing Table:                  181038
Number of bogon 32-bit ASNs visible in the Routing Table:           209
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            628
Number of addresses announced to Internet:                   3058076582
    Equivalent to 182 /8s, 70 /16s and 139 /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:      335385

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

Prefixes being announced by APNIC Region ASes:                   255418
    Total APNIC prefixes after maximum aggregation:               70822
    APNIC Deaggregation factor:                                    3.61
Prefixes being announced from the APNIC address blocks:          249090
    Unique aggregates announced from the APNIC address blocks:    97323
APNIC Region origin ASes present in the Internet Routing Table:   13585
    APNIC Prefixes per ASN:                                       18.34
APNIC Region origin ASes announcing only one prefix:               3975
APNIC Region transit ASes present in the Internet Routing Table:   1829
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8868
Number of APNIC addresses announced to Internet:              776837472
    Equivalent to 46 /8s, 77 /16s and 153 /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:                    279483
    Total ARIN prefixes after maximum aggregation:               124842
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           281467
    Unique aggregates announced from the ARIN address blocks:    130755
ARIN Region origin ASes present in the Internet Routing Table:    19139
    ARIN Prefixes per ASN:                                        14.71
ARIN Region origin ASes announcing only one prefix:                6966
ARIN Region transit ASes present in the Internet Routing Table:    1980
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4821
Number of ARIN addresses announced to Internet:              1277701440
    Equivalent to 76 /8s, 40 /16s and 45 /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:                    279063
    Total RIPE prefixes after maximum aggregation:               126347
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           274783
    Unique aggregates announced from the RIPE address blocks:    159610
RIPE Region origin ASes present in the Internet Routing Table:    28429
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               11991
RIPE Region transit ASes present in the Internet Routing Table:    3971
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11260
Number of RIPE addresses announced to Internet:               716977374
    Equivalent to 42 /8s, 188 /16s and 52 /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:                  127473
    Total LACNIC prefixes after maximum aggregation:              28582
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         126954
    Unique aggregates announced from the LACNIC address blocks:   49533
LACNIC Region origin ASes present in the Internet Routing Table:  11028
    LACNIC Prefixes per ASN:                                      11.51
LACNIC Region origin ASes announcing only one prefix:              2323
LACNIC Region transit ASes present in the Internet Routing Table:  2360
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8810
Number of LACNIC addresses announced to Internet:             178527776
    Equivalent to 10 /8s, 164 /16s and 30 /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:                  33512
    Total AfriNIC prefixes after maximum aggregation:              5961
    AfriNIC Deaggregation factor:                                  5.62
Prefixes being announced from the AfriNIC address blocks:         43282
    Unique aggregates announced from the AfriNIC address blocks:  12569
AfriNIC Region origin ASes present in the Internet Routing Table:  1776
    AfriNIC Prefixes per ASN:                                     24.37
AfriNIC Region origin ASes announcing only one prefix:              581
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                      132
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1120
Number of AfriNIC addresses announced to Internet:            107690496
    Equivalent to 6 /8s, 107 /16s and 58 /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        9673       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5687        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4250        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4081       1889      48  VNPT-AS-VN VNPT Corp, VN
  7552        3692       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3566       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3048        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2444        836     444  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        8708      10904    3131  AMAZON-02, US
 11492        4520        300     624  CABLEONE, US
  7155        4175        288      88  VIASAT-SP-BACKBONE, US
 22773        3659       3077     279  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   174        3473       6657     611  COGENT-174, US
 16625        3172       1572    2377  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2736       3747    1307  DNIC-ASBLK-00306-00371, US
396982        2676       3594     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        8361       1147    3215  TTNET, TR
 12479        7313       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4144       3400     194  AKAMAI-ASN1, NL
  8551        3467        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2665        247    1383  M247, RO
  5384        2469        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2352        364     602  TELLCOM-AS, TR
  8452        2214       1852      15  TE-AS TE-AS, EG

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       11738       3394     596  UNINET, MX
 10620        3531        507     841  Telmex Colombia S.A., CO
 13999        2404        360     632  Mega Cable, S.A. de C.V., MX
 11830        2226        369      64  Instituto Costarricense de Electricidad
 28573        1318       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1106        177     435  Techtel LMDS Comunicaciones Interactiva
 26615        1037       2500      47  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        1901        319      51  Telkom-Internet, ZA
 24863        1627        393      19  LINKdotNET-AS, EG
 24835        1548        533      27  RAYA-AS, EG
 36992        1352       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1052         67      45  ORANGE-COTE-IVOIRE, CI
 36935         923        521      44  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         522         54      47  WANANCHI-, KE
 36914         520         82       3  KENET-AS, 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       11738       3394     596  UNINET, MX
  9808        9673       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8708      10904    3131  AMAZON-02, US
 47331        8361       1147    3215  TTNET, TR
 12479        7313       1706     141  UNI2-AS, ES
  7545        5687        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4520        300     624  CABLEONE, US
 18403        4250        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        9673         9578  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7313         7172  UNI2-AS, ES
 16509        8708         5577  AMAZON-02, US
 47331        8361         5146  TTNET, TR
  7545        5687         4995  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007         4932  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4250         4225  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4087  VIASAT-SP-BACKBONE, US
 45899        4081         4033  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
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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
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
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      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      /11:103     /12:297     
/13:577     /14:1215    /15:2161    /16:13658   /17:8537    /18:14751   
/19:25850   /20:45886   /21:54745   /22:114090  /23:106644  /24:584619  
/25:486     /26:615     /27:1028    /28:74      /29:101     /30:27      
/31:23      /32:647     

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

   ASN  No of nets  Total ann.  Description
 47331        7489        8361  TTNET, TR
 12479        6400        7313  UNI2-AS, ES
  8151        5628       11738  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3428        4520  CABLEONE, US
  6327        3335        3526  SHAW, CA
  7155        3123        4175  VIASAT-SP-BACKBONE, US
  8551        2935        3467  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2712        3659  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2503  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2243      2:1491      3:231       4:8         5:4700      6:130    
   7:6         8:1623      9:1        11:172      12:1521     13:387    
  14:2404     15:301      16:196      17:384      18:549      20:284    
  21:4        22:188      23:6405     24:3009     25:6        27:2608   
  29:19       31:2668     32:94       34:25       35:116      36:1983   
  37:4801     38:6023     39:834      40:153      41:4619     42:2030   
  43:2449     44:312      45:17343    46:4556     47:398      49:1790   
  50:1883     51:586      52:1622     54:397      55:983      56:8      
  57:129      58:1969     59:1185     60:995      61:2760     62:2802   
  63:1935     64:5791     65:2366     66:5171     67:3120     68:1375   
  69:4129     70:1410     71:703      72:3072     74:2656     75:1595   
  76:618      77:2592     78:3987     79:3014     80:2174     81:2020   
  82:1570     83:1328     84:1562     85:3820     86:869      87:2294   
  88:2903     89:3937     90:617      91:7955     92:2130     93:2639   
  94:3784     95:5145     96:1347     97:343      98:1179     99:735    
 100:127     101:1359    102:3182    103:32350   104:4594    105:1943   
 106:953     107:2574    108:1102    109:4330    110:2169    111:3181   
 112:2088    113:1806    114:1655    115:2148    116:1941    117:2607   
 118:2678    119:2088    120:1877    121:1188    122:2762    123:2260   
 124:1660    125:2520    128:1526    129:1127    130:1064    131:2075   
 132:955     133:422     134:1804    135:353     136:898     137:970    
 138:2708    139:1674    140:1229    141:1367    142:1497    143:1588   
 144:1024    145:342     146:1996    147:1592    148:2471    149:2250   
 150:908     151:1186    152:2000    153:566     154:4967    155:1403   
 156:1852    157:1343    158:1098    159:2280    160:2668    161:1577   
 162:3553    163:1621    164:1654    165:1932    166:1085    167:1737   
 168:4054    169:970     170:4863    171:907     172:3646    173:2991   
 174:1090    175:1270    176:3932    177:5528    178:3645    179:2495   
 180:2638    181:3533    182:3431    183:2042    184:2329    185:20789  
 186:5098    187:4440    188:4295    189:4069    190:9418    191:1759   
 192:10993   193:9003    194:7550    195:5415    196:3593    197:2848   
 198:6050    199:6133    200:8221    201:6160    202:11023   203:10737  
 204:4631    205:3712    206:4417    207:3508    208:4184    209:4991   
 210:4714    211:2650    212:4382    213:3740    214:1078    215:59     
 216:6806    217:3009    218:1339    219:623     220:2011    221:971    
 222:873     223:2191   

End of report


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