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

REN Routing Table Report cscora at frr.nsrc.org
Sun Jul 16 22:41:51 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sun 16 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:                              976689
    Prefixes after maximum aggregation (per Origin AS):          357604
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      450625
Total ASes present in the Internet Routing Table:                 74816
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64273
Origin ASes announcing only one prefix:                           25818
Transit ASes present in the Internet Routing Table:               10543
Transit-only ASes present in the Internet Routing Table:            438
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:                                     130
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1297
    Number of instances of unregistered ASNs:                      1301
Number of 32-bit ASNs allocated by the RIRs:                      42256
Number of 32-bit ASNs visible in the Routing Table:               34915
Prefixes from 32-bit ASNs in the Routing Table:                  181069
Number of bogon 32-bit ASNs visible in the Routing Table:           203
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            675
Number of addresses announced to Internet:                   3058418086
    Equivalent to 182 /8s, 75 /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:      335415

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

Prefixes being announced by APNIC Region ASes:                   255384
    Total APNIC prefixes after maximum aggregation:               70905
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249077
    Unique aggregates announced from the APNIC address blocks:    97314
APNIC Region origin ASes present in the Internet Routing Table:   13597
    APNIC Prefixes per ASN:                                       18.32
APNIC Region origin ASes announcing only one prefix:               3968
APNIC Region transit ASes present in the Internet Routing Table:   1821
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8875
Number of APNIC addresses announced to Internet:              776922720
    Equivalent to 46 /8s, 78 /16s and 230 /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:                    279953
    Total ARIN prefixes after maximum aggregation:               125000
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           281746
    Unique aggregates announced from the ARIN address blocks:    130849
ARIN Region origin ASes present in the Internet Routing Table:    19137
    ARIN Prefixes per ASN:                                        14.72
ARIN Region origin ASes announcing only one prefix:                6958
ARIN Region transit ASes present in the Internet Routing Table:    1915
Average ARIN Region AS path length visible:                         3.9
    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:              1277981760
    Equivalent to 76 /8s, 44 /16s and 116 /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:                    279105
    Total RIPE prefixes after maximum aggregation:               126371
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           274899
    Unique aggregates announced from the RIPE address blocks:    159861
RIPE Region origin ASes present in the Internet Routing Table:    28426
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               11989
RIPE Region transit ASes present in the Internet Routing Table:    3927
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11274
Number of RIPE addresses announced to Internet:               717005022
    Equivalent to 42 /8s, 188 /16s and 160 /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:                  127381
    Total LACNIC prefixes after maximum aggregation:              28589
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         126839
    Unique aggregates announced from the LACNIC address blocks:   49452
LACNIC Region origin ASes present in the Internet Routing Table:  11025
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2329
LACNIC Region transit ASes present in the Internet Routing Table:  2350
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:  8820
Number of LACNIC addresses announced to Internet:             178481440
    Equivalent to 10 /8s, 163 /16s and 105 /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:                  33569
    Total AfriNIC prefixes after maximum aggregation:              5935
    AfriNIC Deaggregation factor:                                  5.66
Prefixes being announced from the AfriNIC address blocks:         43452
    Unique aggregates announced from the AfriNIC address blocks:  12573
AfriNIC Region origin ASes present in the Internet Routing Table:  1774
    AfriNIC Prefixes per ASN:                                     24.49
AfriNIC Region origin ASes announcing only one prefix:              574
AfriNIC Region transit ASes present in the Internet Routing Table:  330
Average AfriNIC Region AS path length visible:                      4.3
    Max AfriNIC Region AS path length visible:                      130
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1122
Number of AfriNIC addresses announced to Internet:            107664384
    Equivalent to 6 /8s, 106 /16s and 212 /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        9670       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5683        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4227        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4082       1889      48  VNPT-AS-VN VNPT Corp, VN
  7552        3698       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3549       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3052        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2446        834     445  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        8752      10926    3112  AMAZON-02, US
 11492        4522        300     616  CABLEONE, US
  7155        4176        288      89  VIASAT-SP-BACKBONE, US
 22773        3656       3061     278  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3523       1319      66  SHAW, CA
   174        3469       6656     609  COGENT-174, US
 16625        3211       1578    2380  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2735       3746    1315  DNIC-ASBLK-00306-00371, US
396982        2677       3594     383  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        8332       1145    3226  TTNET, TR
 12479        7306       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4136       3400     194  AKAMAI-ASN1, NL
  8551        3467        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2983       2294     918  ROSTELECOM-AS, RU
  9009        2662        247    1379  M247, RO
  5384        2468        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2353        364     603  TELLCOM-AS, TR
  8452        2324       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       11757       3380     599  UNINET, MX
 10620        3528        507     839  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        1319       2325     233  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1286        344     507  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1101        177     430  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        1900        319      50  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         520         53      43  WANANCHI-, KE
 36914         518         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       11757       3380     599  UNINET, MX
  9808        9670       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8752      10926    3112  AMAZON-02, US
 47331        8332       1145    3226  TTNET, TR
 12479        7306       1706     141  UNI2-AS, ES
  7545        5683        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4522        300     616  CABLEONE, US
 18403        4227        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        9670         9575  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7306         7165  UNI2-AS, ES
 16509        8752         5640  AMAZON-02, US
 47331        8332         5106  TTNET, TR
  7545        5683         4992  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000         4925  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4227         4202  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4087  VIASAT-SP-BACKBONE, US
 45899        4082         4034  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             7015  COMCAST-7015, 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             3356  LEVEL3, 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
23.176.160.0/24      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      /11:103     /12:297     
/13:577     /14:1215    /15:2161    /16:13660   /17:8544    /18:14776   
/19:25855   /20:45942   /21:54766   /22:114275  /23:106748  /24:584706  
/25:488     /26:615     /27:1028    /28:74      /29:101     /30:27      
/31:23      /32:637     

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

   ASN  No of nets  Total ann.  Description
 47331        7460        8332  TTNET, TR
 12479        6393        7306  UNI2-AS, ES
  8151        5652       11757  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3430        4522  CABLEONE, US
  6327        3332        3523  SHAW, CA
  7155        3124        4176  VIASAT-SP-BACKBONE, US
  8551        2935        3467  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2711        3656  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)
----------------------------------------------

   1:2232      2:1485      3:230       4:8         5:4700      6:130    
   7:6         8:1626      9:1        11:172      12:1524     13:382    
  14:2404     15:301      16:196      17:382      18:569      20:287    
  21:4        22:188      23:6441     24:3018     25:4        27:2614   
  29:19       31:2683     32:95       34:26       35:116      36:1977   
  37:4807     38:6072     39:836      40:153      41:4639     42:2035   
  43:2443     44:312      45:17424    46:4555     47:401      49:1789   
  50:1883     51:586      52:1628     54:397      55:982      56:8      
  57:129      58:1968     59:1177     60:992      61:2752     62:2805   
  63:1938     64:5763     65:2366     66:5141     67:3126     68:1358   
  69:4154     70:1414     71:703      72:3073     74:2670     75:1603   
  76:618      77:2586     78:3967     79:3015     80:2168     81:2035   
  82:1577     83:1333     84:1562     85:3797     86:870      87:2288   
  88:2890     89:3960     90:617      91:7963     92:2127     93:2640   
  94:3783     95:5133     96:1351     97:340      98:1194     99:735    
 100:128     101:1362    102:3201    103:32375   104:4594    105:1943   
 106:956     107:2575    108:1092    109:4336    110:2161    111:3174   
 112:2128    113:1803    114:1656    115:2152    116:1942    117:2602   
 118:2671    119:2089    120:1876    121:1189    122:2728    123:2261   
 124:1659    125:2519    128:1522    129:1129    130:1068    131:2078   
 132:944     133:422     134:1807    135:353     136:893     137:969    
 138:2697    139:1669    140:1268    141:1339    142:1498    143:1587   
 144:996     145:342     146:2001    147:1604    148:2447    149:2222   
 150:914     151:1189    152:2001    153:563     154:4956    155:1374   
 156:1861    157:1349    158:1098    159:2280    160:2670    161:1550   
 162:3551    163:1633    164:1670    165:1939    166:1077    167:1740   
 168:4036    169:967     170:4857    171:914     172:3662    173:2989   
 174:1097    175:1251    176:3894    177:5473    178:3641    179:2499   
 180:2650    181:3540    182:3433    183:2039    184:2336    185:20851  
 186:5071    187:4393    188:4304    189:4027    190:9407    191:1777   
 192:11004   193:8986    194:7565    195:5411    196:3628    197:2888   
 198:6055    199:6146    200:8227    201:6184    202:11047   203:10711  
 204:4623    205:3647    206:4428    207:3519    208:4178    209:4989   
 210:4716    211:2656    212:4379    213:3742    214:1085    215:59     
 216:6829    217:2998    218:1339    219:623     220:2009    221:971    
 222:873     223:2190   

End of report


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