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

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


IPv4 R&E Routing Table Report   22:35 GMT Sat 22 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:                              977169
    Prefixes after maximum aggregation (per Origin AS):          358090
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451088
Total ASes present in the Internet Routing Table:                 74895
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64131
Origin ASes announcing only one prefix:                           25834
Transit ASes present in the Internet Routing Table:               10764
Transit-only ASes present in the Internet Routing Table:            475
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1374
    Number of instances of unregistered ASNs:                      1376
Number of 32-bit ASNs allocated by the RIRs:                      42285
Number of 32-bit ASNs visible in the Routing Table:               34962
Prefixes from 32-bit ASNs in the Routing Table:                  181674
Number of bogon 32-bit ASNs visible in the Routing Table:           211
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            721
Number of addresses announced to Internet:                   3057677734
    Equivalent to 182 /8s, 64 /16s and 117 /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:      335398

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

Prefixes being announced by APNIC Region ASes:                   255669
    Total APNIC prefixes after maximum aggregation:               70898
    APNIC Deaggregation factor:                                    3.61
Prefixes being announced from the APNIC address blocks:          249244
    Unique aggregates announced from the APNIC address blocks:    97296
APNIC Region origin ASes present in the Internet Routing Table:   13611
    APNIC Prefixes per ASN:                                       18.31
APNIC Region origin ASes announcing only one prefix:               3981
APNIC Region transit ASes present in the Internet Routing Table:   1855
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8893
Number of APNIC addresses announced to Internet:              776773728
    Equivalent to 46 /8s, 76 /16s and 160 /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:                    280306
    Total ARIN prefixes after maximum aggregation:               125166
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282123
    Unique aggregates announced from the ARIN address blocks:    130884
ARIN Region origin ASes present in the Internet Routing Table:    19137
    ARIN Prefixes per ASN:                                        14.74
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1943
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4829
Number of ARIN addresses announced to Internet:              1277519680
    Equivalent to 76 /8s, 37 /16s and 103 /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:                    279424
    Total RIPE prefixes after maximum aggregation:               126424
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275161
    Unique aggregates announced from the RIPE address blocks:    160060
RIPE Region origin ASes present in the Internet Routing Table:    28444
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               11987
RIPE Region transit ASes present in the Internet Routing Table:    4024
Average RIPE Region AS path length visible:                         4.0
    Max RIPE Region AS path length visible:                         102
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11299
Number of RIPE addresses announced to Internet:               717170398
    Equivalent to 42 /8s, 191 /16s and 38 /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:                  126895
    Total LACNIC prefixes after maximum aggregation:              28798
    LACNIC Deaggregation factor:                                   4.41
Prefixes being announced from the LACNIC address blocks:         126330
    Unique aggregates announced from the LACNIC address blocks:   49618
LACNIC Region origin ASes present in the Internet Routing Table:  11017
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2340
LACNIC Region transit ASes present in the Internet Routing Table:  2375
Average LACNIC Region AS path length visible:                       4.6
    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:             178393888
    Equivalent to 10 /8s, 162 /16s and 19 /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:                  33501
    Total AfriNIC prefixes after maximum aggregation:              5972
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         43589
    Unique aggregates announced from the AfriNIC address blocks:  12624
AfriNIC Region origin ASes present in the Internet Routing Table:  1775
    AfriNIC Prefixes per ASN:                                     24.56
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:                      4.4
    Max AfriNIC Region AS path length visible:                      129
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1121
Number of AfriNIC addresses announced to Internet:            107439360
    Equivalent to 6 /8s, 103 /16s and 101 /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        9665       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5685        784     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4997       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4247        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4079       1873      51  VNPT-AS-VN VNPT Corp, VN
  7552        3706       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3589       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3052        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2454        835     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2310      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        8778      10932    3126  AMAZON-02, US
 11492        4524        300     619  CABLEONE, US
  7155        4198        290     102  VIASAT-SP-BACKBONE, US
 22773        3649       3060     275  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   174        3483       6656     613  COGENT-174, US
 16625        3226       1590    2389  AKAMAI-AS, US
   749        3140      54962    2392  DNIC-AS-00749, US
   367        2760       3755    1320  DNIC-ASBLK-00306-00371, US
396982        2677       3595     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        8315       1143    3246  TTNET, TR
 12479        7307       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4145       3400     192  AKAMAI-ASN1, NL
  8551        3462        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2983       2294     918  ROSTELECOM-AS, RU
  9009        2673        248    1386  M247, RO
  5384        2468        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2453       1852      15  TE-AS TE-AS, EG
 34984        2357        364     601  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       11785       3360     601  UNINET, MX
 10620        3529        507     836  Telmex Colombia S.A., CO
 13999        2410        361     631  Mega Cable, S.A. de C.V., MX
 11830        2052        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        1106        177     433  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        1608        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1296       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1052         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 36914         530         82       3  KENET-AS, KE
 37342         505         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       11785       3360     601  UNINET, MX
  9808        9665       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8778      10932    3126  AMAZON-02, US
 47331        8315       1143    3246  TTNET, TR
 12479        7307       1706     141  UNI2-AS, ES
  7545        5685        784     691  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        4524        300     619  CABLEONE, US
 18403        4247        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        9665         9570  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7307         7166  UNI2-AS, ES
 16509        8778         5652  AMAZON-02, US
 47331        8315         5069  TTNET, TR
  7545        5685         4994  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        4247         4222  FPT-AS-AP FPT Telecom Company, VN
  7155        4198         4096  VIASAT-SP-BACKBONE, US
 45899        4079         4028  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
23.176.160.0/24      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     /12:297     
/13:576     /14:1213    /15:2159    /16:13661   /17:8546    /18:14744   
/19:25846   /20:45961   /21:54715   /22:114291  /23:106854  /24:585123  
/25:487     /26:616     /27:1029    /28:74      /29:101     /30:27      
/31:23      /32:653     

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

   ASN  No of nets  Total ann.  Description
 47331        7447        8315  TTNET, TR
 12479        6394        7307  UNI2-AS, ES
  8151        5686       11785  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3432        4524  CABLEONE, US
  6327        3335        3526  SHAW, CA
  7155        3143        4198  VIASAT-SP-BACKBONE, US
  8551        2930        3462  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2708        3649  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2170        2515  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      3:242       4:8         5:4713      6:131    
   7:6         8:1626      9:1        11:172      12:1526     13:377    
  14:2398     15:301      16:198      17:386      18:572      20:290    
  21:4        22:188      23:6456     24:3028     25:4        27:2623   
  29:19       31:2683     32:97       34:26       35:116      36:1994   
  37:4806     38:6103     39:836      40:153      41:4627     42:2042   
  43:2445     44:313      45:17468    46:4556     47:401      49:1783   
  50:1880     51:584      52:1626     54:397      55:984      56:8      
  57:129      58:1971     59:1174     60:992      61:2752     62:2801   
  63:1949     64:5761     65:2358     66:5108     67:3116     68:1352   
  69:4140     70:1411     71:694      72:3070     74:2682     75:1615   
  76:617      77:2582     78:3956     79:3012     80:2166     81:2048   
  82:1570     83:1340     84:1565     85:3807     86:869      87:2301   
  88:2882     89:3969     90:617      91:7973     92:2137     93:2636   
  94:3789     95:5133     96:1345     97:334      98:1192     99:735    
 100:128     101:1361    102:3219    103:32408   104:4600    105:1939   
 106:958     107:2576    108:1092    109:4341    110:2176    111:3179   
 112:2130    113:1804    114:1659    115:2145    116:1938    117:2597   
 118:2688    119:2081    120:1873    121:1190    122:2729    123:2265   
 124:1658    125:2523    128:1509    129:1118    130:1060    131:2061   
 132:956     133:422     134:1808    135:353     136:894     137:977    
 138:2674    139:1668    140:1269    141:1345    142:1501    143:1569   
 144:996     145:342     146:1997    147:1628    148:2465    149:2237   
 150:912     151:1187    152:1999    153:570     154:4992    155:1389   
 156:1914    157:1353    158:1108    159:2283    160:2677    161:1578   
 162:3554    163:1626    164:1715    165:1929    166:1083    167:1743   
 168:4027    169:957     170:4840    171:911     172:3667    173:2997   
 174:1052    175:1255    176:3898    177:5416    178:3651    179:2407   
 180:2650    181:3541    182:3438    183:2034    184:2328    185:20873  
 186:5059    187:4453    188:4300    189:4005    190:9410    191:1788   
 192:11011   193:8990    194:7546    195:5432    196:3673    197:2985   
 198:6079    199:6126    200:8204    201:6164    202:11042   203:10726  
 204:4632    205:3687    206:4435    207:3509    208:4184    209:4993   
 210:4718    211:2658    212:4377    213:3736    214:1085    215:60     
 216:6813    217:3007    218:1324    219:623     220:2016    221:967    
 222:872     223:2192   

End of report


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