[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 8 22:41:07 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sat 08 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:                              976726
    Prefixes after maximum aggregation (per Origin AS):          357626
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      450560
Total ASes present in the Internet Routing Table:                 74790
    Prefixes per ASN:                                             13.06
Origin-only ASes present in the Internet Routing Table:           64154
Origin ASes announcing only one prefix:                           25838
Transit ASes present in the Internet Routing Table:               10636
Transit-only ASes present in the Internet Routing Table:            439
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:              1258
    Number of instances of unregistered ASNs:                      1262
Number of 32-bit ASNs allocated by the RIRs:                      42264
Number of 32-bit ASNs visible in the Routing Table:               34898
Prefixes from 32-bit ASNs in the Routing Table:                  181300
Number of bogon 32-bit ASNs visible in the Routing Table:           201
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            637
Number of addresses announced to Internet:                   3059717030
    Equivalent to 182 /8s, 95 /16s and 147 /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:      335599

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

Prefixes being announced by APNIC Region ASes:                   255517
    Total APNIC prefixes after maximum aggregation:               70770
    APNIC Deaggregation factor:                                    3.61
Prefixes being announced from the APNIC address blocks:          249205
    Unique aggregates announced from the APNIC address blocks:    97388
APNIC Region origin ASes present in the Internet Routing Table:   13581
    APNIC Prefixes per ASN:                                       18.35
APNIC Region origin ASes announcing only one prefix:               3975
APNIC Region transit ASes present in the Internet Routing Table:   1824
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8869
Number of APNIC addresses announced to Internet:              776775776
    Equivalent to 46 /8s, 76 /16s and 168 /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:                    279922
    Total ARIN prefixes after maximum aggregation:               125071
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           281747
    Unique aggregates announced from the ARIN address blocks:    130907
ARIN Region origin ASes present in the Internet Routing Table:    19130
    ARIN Prefixes per ASN:                                        14.73
ARIN Region origin ASes announcing only one prefix:                6961
ARIN Region transit ASes present in the Internet Routing Table:    1949
Average ARIN Region AS path length visible:                         3.8
    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:              1279023168
    Equivalent to 76 /8s, 60 /16s and 88 /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:                    279155
    Total RIPE prefixes after maximum aggregation:               126418
    RIPE Deaggregation factor:                                     2.21
Prefixes being announced from the RIPE address blocks:           274996
    Unique aggregates announced from the RIPE address blocks:    159714
RIPE Region origin ASes present in the Internet Routing Table:    28441
    RIPE Prefixes per ASN:                                         9.67
RIPE Region origin ASes announcing only one prefix:               11997
RIPE Region transit ASes present in the Internet Routing Table:    3967
Average RIPE Region AS path length visible:                         4.1
    Max RIPE Region AS path length visible:                          36
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11278
Number of RIPE addresses announced to Internet:               717509598
    Equivalent to 42 /8s, 196 /16s and 83 /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:                  127351
    Total LACNIC prefixes after maximum aggregation:              28672
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         126835
    Unique aggregates announced from the LACNIC address blocks:   49482
LACNIC Region origin ASes present in the Internet Routing Table:  11026
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2322
LACNIC Region transit ASes present in the Internet Routing Table:  2353
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:  8810
Number of LACNIC addresses announced to Internet:             178436384
    Equivalent to 10 /8s, 162 /16s and 185 /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:                  33523
    Total AfriNIC prefixes after maximum aggregation:              5912
    AfriNIC Deaggregation factor:                                  5.67
Prefixes being announced from the AfriNIC address blocks:         43305
    Unique aggregates announced from the AfriNIC address blocks:  12526
AfriNIC Region origin ASes present in the Internet Routing Table:  1774
    AfriNIC Prefixes per ASN:                                     24.41
AfriNIC Region origin ASes announcing only one prefix:              583
AfriNIC Region transit ASes present in the Internet Routing Table:  337
Average AfriNIC Region AS path length visible:                      4.0
    Max AfriNIC Region AS path length visible:                      129
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1120
Number of AfriNIC addresses announced to Internet:            107624192
    Equivalent to 6 /8s, 106 /16s and 55 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9659       8911      94  CHINAMOBILE-CN China Mobile Communicati
  7545        5686        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5000       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4222        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4078       1873      51  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        3047        498     251  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2444        837     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2312      11270     588  KIXS-AS-KR Korea Telecom, KR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        8713      10907    3146  AMAZON-02, US
 11492        4523        300     615  CABLEONE, US
  7155        4175        288      88  VIASAT-SP-BACKBONE, US
 22773        3654       3076     277  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3523       1319      66  SHAW, CA
   174        3481       6657     612  COGENT-174, US
 16625        3172       1572    2377  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2743       3743    1312  DNIC-ASBLK-00306-00371, US
396982        2675       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        8349       1144    3217  TTNET, TR
 12479        7311       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4144       3400     193  AKAMAI-ASN1, NL
  8551        3468        369      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2983       2294     918  ROSTELECOM-AS, RU
  9009        2672        247    1390  M247, RO
  5384        2462        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2351        364     601  TELLCOM-AS, TR
  8452        2217       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       11725       3378     601  UNINET, MX
 10620        3531        507     841  Telmex Colombia S.A., CO
 13999        2404        360     631  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        1304        344     512  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1103        177     434  Techtel LMDS Comunicaciones Interactiva
 26615        1036       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        1617        393      19  LINKdotNET-AS, EG
 24835        1548        533      27  RAYA-AS, EG
 36992        1314       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
 36914         522         82       3  KENET-AS, KE
 15399         506         52      38  WANANCHI-, 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       11725       3378     601  UNINET, MX
  9808        9659       8911      94  CHINAMOBILE-CN China Mobile Communicati
 16509        8713      10907    3146  AMAZON-02, US
 47331        8349       1144    3217  TTNET, TR
 12479        7311       1706     141  UNI2-AS, ES
  7545        5686        784     692  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        4523        300     615  CABLEONE, US
 18403        4222        347      25  FPT-AS-AP FPT Telecom Company, VN

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9659         9565  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7311         7170  UNI2-AS, ES
 16509        8713         5567  AMAZON-02, US
 47331        8349         5132  TTNET, TR
  7545        5686         4994  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        4222         4197  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4087  VIASAT-SP-BACKBONE, US
 45899        4078         4027  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     /12:298     
/13:577     /14:1216    /15:2163    /16:13660   /17:8534    /18:14750   
/19:25832   /20:45868   /21:54711   /22:114205  /23:106752  /24:584971  
/25:488     /26:617     /27:1037    /28:74      /29:101     /30:27      
/31:23      /32:648     

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

   ASN  No of nets  Total ann.  Description
 47331        7480        8349  TTNET, TR
 12479        6398        7311  UNI2-AS, ES
  8151        5619       11725  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3431        4523  CABLEONE, US
  6327        3334        3523  SHAW, CA
  7155        3123        4175  VIASAT-SP-BACKBONE, US
  8551        2936        3468  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2711        3654  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2155        2500  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2221      2:1486      3:228       4:8         5:4708      6:130    
   7:6         8:1625      9:1        11:172      12:1521     13:387    
  14:2404     15:301      16:196      17:384      18:544      20:280    
  21:4        22:188      23:6404     24:2945     25:6        27:2599   
  29:19       31:2674     32:94       34:23       35:116      36:1990   
  37:4797     38:6060     39:834      40:153      41:4652     42:2023   
  43:2463     44:312      45:17393    46:4557     47:400      49:1784   
  50:1886     51:585      52:1625     54:395      55:972      56:8      
  57:128      58:1969     59:1189     60:993      61:2761     62:2799   
  63:1939     64:5808     65:2364     66:5198     67:3117     68:1383   
  69:4145     70:1418     71:703      72:3076     74:2664     75:1598   
  76:617      77:2592     78:3990     79:3016     80:2185     81:2014   
  82:1574     83:1330     84:1565     85:3829     86:875      87:2291   
  88:2889     89:3937     90:618      91:7956     92:2134     93:2641   
  94:3784     95:5149     96:1348     97:343      98:1180     99:736    
 100:127     101:1359    102:3187    103:32384   104:4599    105:1942   
 106:964     107:2579    108:1098    109:4328    110:2165    111:3180   
 112:2116    113:1806    114:1656    115:2147    116:1935    117:2612   
 118:2675    119:2087    120:1877    121:1192    122:2761    123:2258   
 124:1664    125:2520    128:1522    129:1128    130:1074    131:2068   
 132:955     133:422     134:1805    135:354     136:897     137:967    
 138:2705    139:1660    140:1263    141:1391    142:1498    143:1577   
 144:1041    145:343     146:1998    147:1598    148:2461    149:2251   
 150:907     151:1187    152:2003    153:566     154:4964    155:1404   
 156:1851    157:1343    158:1099    159:2277    160:2666    161:1586   
 162:3553    163:1628    164:1657    165:1931    166:1088    167:1738   
 168:4054    169:968     170:4853    171:912     172:3656    173:2991   
 174:1092    175:1267    176:3928    177:5499    178:3644    179:2501   
 180:2637    181:3533    182:3431    183:2041    184:2335    185:20804  
 186:5095    187:4441    188:4299    189:4039    190:9409    191:1781   
 192:10999   193:9000    194:7565    195:5420    196:3589    197:2859   
 198:6047    199:6143    200:8207    201:6155    202:11041   203:10734  
 204:4631    205:3732    206:4412    207:3497    208:4189    209:5000   
 210:4713    211:2653    212:4389    213:3751    214:1085    215:59     
 216:6816    217:3017    218:1339    219:623     220:2009    221:971    
 222:873     223:2191   

End of report


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