[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 24 22:42:27 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Mon 24 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:                              977421
    Prefixes after maximum aggregation (per Origin AS):          358003
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      451060
Total ASes present in the Internet Routing Table:                 74860
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64248
Origin ASes announcing only one prefix:                           25838
Transit ASes present in the Internet Routing Table:               10612
Transit-only ASes present in the Internet Routing Table:            447
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:                                     129
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1357
    Number of instances of unregistered ASNs:                      1359
Number of 32-bit ASNs allocated by the RIRs:                      42285
Number of 32-bit ASNs visible in the Routing Table:               34965
Prefixes from 32-bit ASNs in the Routing Table:                  181708
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:            719
Number of addresses announced to Internet:                   3057893030
    Equivalent to 182 /8s, 67 /16s and 190 /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:      335417

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

Prefixes being announced by APNIC Region ASes:                   255757
    Total APNIC prefixes after maximum aggregation:               70969
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          249410
    Unique aggregates announced from the APNIC address blocks:    97376
APNIC Region origin ASes present in the Internet Routing Table:   13615
    APNIC Prefixes per ASN:                                       18.32
APNIC Region origin ASes announcing only one prefix:               3976
APNIC Region transit ASes present in the Internet Routing Table:   1831
Average APNIC Region AS path length visible:                        5.0
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8899
Number of APNIC addresses announced to Internet:              776794976
    Equivalent to 46 /8s, 76 /16s and 243 /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:                    280511
    Total ARIN prefixes after maximum aggregation:               125237
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           282160
    Unique aggregates announced from the ARIN address blocks:    130773
ARIN Region origin ASes present in the Internet Routing Table:    19139
    ARIN Prefixes per ASN:                                        14.74
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    1893
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:    4827
Number of ARIN addresses announced to Internet:              1277613888
    Equivalent to 76 /8s, 38 /16s and 215 /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:                    279309
    Total RIPE prefixes after maximum aggregation:               126382
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           275104
    Unique aggregates announced from the RIPE address blocks:    160012
RIPE Region origin ASes present in the Internet Routing Table:    28443
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               11993
RIPE Region transit ASes present in the Internet Routing Table:    3970
Average RIPE Region AS path length visible:                         4.8
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11303
Number of RIPE addresses announced to Internet:               717144798
    Equivalent to 42 /8s, 190 /16s and 194 /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:                  126874
    Total LACNIC prefixes after maximum aggregation:              28647
    LACNIC Deaggregation factor:                                   4.43
Prefixes being announced from the LACNIC address blocks:         126320
    Unique aggregates announced from the LACNIC address blocks:   49613
LACNIC Region origin ASes present in the Internet Routing Table:  11012
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2324
LACNIC Region transit ASes present in the Internet Routing Table:  2382
Average LACNIC Region AS path length visible:                       4.9
    Max LACNIC Region AS path length visible:                        52
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8815
Number of LACNIC addresses announced to Internet:             178566944
    Equivalent to 10 /8s, 164 /16s and 183 /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:                  33613
    Total AfriNIC prefixes after maximum aggregation:              5950
    AfriNIC Deaggregation factor:                                  5.65
Prefixes being announced from the AfriNIC address blocks:         43707
    Unique aggregates announced from the AfriNIC address blocks:  12682
AfriNIC Region origin ASes present in the Internet Routing Table:  1778
    AfriNIC Prefixes per ASN:                                     24.58
AfriNIC Region origin ASes announcing only one prefix:              580
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      4.8
    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:            107400704
    Equivalent to 6 /8s, 102 /16s and 206 /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        5686        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4248        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        3054        498     250  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2454        834     448  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2312      11270     588  KIXS-AS-KR Korea Telecom, KR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        8763      10931    3140  AMAZON-02, US
 11492        4524        300     619  CABLEONE, US
  7155        4198        289     102  VIASAT-SP-BACKBONE, US
 22773        3649       3059     273  ASN-CXA-ALL-CCI-22773-RDC, US
   174        3597       6656     611  COGENT-174, US
  6327        3526       1319      66  SHAW, CA
 16625        3226       1590    2389  AKAMAI-AS, US
   749        3140      54962    2392  DNIC-AS-00749, US
   367        2776       3759    1334  DNIC-ASBLK-00306-00371, US
396982        2678       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        8303       1142    3254  TTNET, TR
 12479        7307       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4150       3400     194  AKAMAI-ASN1, NL
  8551        3461        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2986       2294     921  ROSTELECOM-AS, RU
  9009        2685        249    1399  M247, RO
  5384        2468        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2455       1852      15  TE-AS TE-AS, EG
 34984        2359        365     600  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       11716       3377     599  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        1320       2323     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1305        774     175  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1301        344     512  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1107        177     434  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        1335       1518     282  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         550       1861      34  IAM-AS, MA
 36914         528         82       3  KENET-AS, KE
 37342         507         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       11716       3377     599  UNINET, MX
  9808        9665       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8763      10931    3140  AMAZON-02, US
 47331        8303       1142    3254  TTNET, TR
 12479        7307       1706     141  UNI2-AS, ES
  7545        5686        784     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4524        300     619  CABLEONE, US
 18403        4248        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        8763         5623  AMAZON-02, US
 47331        8303         5049  TTNET, TR
  7545        5686         4996  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014         4939  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4248         4223  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              3356  LEVEL3, 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             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      /11:102     /12:298     
/13:579     /14:1213    /15:2158    /16:13667   /17:8548    /18:14767   
/19:25853   /20:45939   /21:54700   /22:114304  /23:106854  /24:585357  
/25:488     /26:614     /27:1029    /28:74      /29:101     /30:27      
/31:23      /32:655     

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

   ASN  No of nets  Total ann.  Description
 47331        7435        8303  TTNET, TR
 12479        6394        7307  UNI2-AS, ES
  8151        5663       11716  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        2929        3461  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2710        3649  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2168        2513  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      2:1486      3:245       4:8         5:4704      6:130    
   7:6         8:1628      9:1        11:172      12:1526     13:370    
  14:2401     15:301      16:198      17:385      18:577      20:290    
  21:4        22:188      23:6455     24:3029     25:4        27:2626   
  29:19       31:2683     32:97       34:26       35:116      36:1994   
  37:4808     38:6141     39:837      40:153      41:4648     42:2042   
  43:2445     44:312      45:17469    46:4560     47:402      49:1783   
  50:1882     51:584      52:1623     54:392      55:976      56:8      
  57:130      58:1972     59:1187     60:993      61:2756     62:2801   
  63:1949     64:5751     65:2355     66:5099     67:3114     68:1351   
  69:4135     70:1411     71:691      72:3069     74:2681     75:1615   
  76:617      77:2585     78:3958     79:3006     80:2177     81:2049   
  82:1568     83:1342     84:1564     85:3807     86:871      87:2299   
  88:2878     89:3966     90:621      91:7977     92:2134     93:2637   
  94:3789     95:5128     96:1344     97:334      98:1191     99:734    
 100:128     101:1360    102:3211    103:32474   104:4600    105:2000   
 106:956     107:2576    108:1103    109:4338    110:2177    111:3170   
 112:2131    113:1807    114:1661    115:2144    116:1941    117:2592   
 118:2688    119:2083    120:1873    121:1191    122:2726    123:2266   
 124:1660    125:2541    128:1509    129:1117    130:1061    131:2052   
 132:958     133:422     134:1805    135:353     136:895     137:981    
 138:2681    139:1668    140:1270    141:1346    142:1501    143:1570   
 144:998     145:342     146:1999    147:1628    148:2461    149:2233   
 150:913     151:1187    152:1994    153:572     154:5000    155:1390   
 156:1915    157:1353    158:1109    159:2282    160:2677    161:1574   
 162:3553    163:1627    164:1716    165:1929    166:1084    167:1748   
 168:4037    169:952     170:4844    171:915     172:3667    173:2996   
 174:1052    175:1255    176:3900    177:5437    178:3647    179:2424   
 180:2652    181:3552    182:3438    183:2029    184:2327    185:20848  
 186:5035    187:4452    188:4304    189:3986    190:9411    191:1788   
 192:11015   193:8993    194:7549    195:5435    196:3674    197:2992   
 198:6080    199:6124    200:8197    201:6166    202:11060   203:10722  
 204:4629    205:3695    206:4435    207:3510    208:4178    209:4994   
 210:4715    211:2666    212:4386    213:3731    214:1090    215:60     
 216:6809    217:3005    218:1324    219:623     220:2040    221:967    
 222:872     223:2193   

End of report


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