[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 10 22:41:43 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Mon 10 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:                              976069
    Prefixes after maximum aggregation (per Origin AS):          357636
    Deaggregation factor:                                          2.73
    Unique aggregates announced (without unneeded subnets):      450642
Total ASes present in the Internet Routing Table:                 74807
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64161
Origin ASes announcing only one prefix:                           25843
Transit ASes present in the Internet Routing Table:               10646
Transit-only ASes present in the Internet Routing Table:            445
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.9
    Max AS path length visible:                                     130
    Max AS path prepend of ASN ( 37447)                             127
Prefixes from unregistered ASNs in the Routing Table:              1257
    Number of instances of unregistered ASNs:                      1261
Number of 32-bit ASNs allocated by the RIRs:                      42273
Number of 32-bit ASNs visible in the Routing Table:               34892
Prefixes from 32-bit ASNs in the Routing Table:                  180945
Number of bogon 32-bit ASNs visible in the Routing Table:           207
Special use prefixes present in the Routing Table:                   42
Prefixes being announced from unallocated address space:            627
Number of addresses announced to Internet:                   3058299814
    Equivalent to 182 /8s, 73 /16s and 243 /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:      335192

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

Prefixes being announced by APNIC Region ASes:                   255380
    Total APNIC prefixes after maximum aggregation:               70811
    APNIC Deaggregation factor:                                    3.61
Prefixes being announced from the APNIC address blocks:          249073
    Unique aggregates announced from the APNIC address blocks:    97339
APNIC Region origin ASes present in the Internet Routing Table:   13594
    APNIC Prefixes per ASN:                                       18.32
APNIC Region origin ASes announcing only one prefix:               3980
APNIC Region transit ASes present in the Internet Routing Table:   1820
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8873
Number of APNIC addresses announced to Internet:              776841824
    Equivalent to 46 /8s, 77 /16s and 170 /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:                    279927
    Total ARIN prefixes after maximum aggregation:               125086
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           281696
    Unique aggregates announced from the ARIN address blocks:    130905
ARIN Region origin ASes present in the Internet Routing Table:    19140
    ARIN Prefixes per ASN:                                        14.72
ARIN Region origin ASes announcing only one prefix:                6969
ARIN Region transit ASes present in the Internet Routing Table:    1977
Average ARIN Region AS path length visible:                         4.3
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4821
Number of ARIN addresses announced to Internet:              1277920576
    Equivalent to 76 /8s, 43 /16s and 133 /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:                    278646
    Total RIPE prefixes after maximum aggregation:               126379
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274558
    Unique aggregates announced from the RIPE address blocks:    159780
RIPE Region origin ASes present in the Internet Routing Table:    28442
    RIPE Prefixes per ASN:                                         9.65
RIPE Region origin ASes announcing only one prefix:               11997
RIPE Region transit ASes present in the Internet Routing Table:    3971
Average RIPE Region AS path length visible:                         5.1
    Max RIPE Region AS path length visible:                          33
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11276
Number of RIPE addresses announced to Internet:               717045470
    Equivalent to 42 /8s, 189 /16s and 62 /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:                  127353
    Total LACNIC prefixes after maximum aggregation:              28645
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         126842
    Unique aggregates announced from the LACNIC address blocks:   49516
LACNIC Region origin ASes present in the Internet Routing Table:  11028
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2324
LACNIC Region transit ASes present in the Internet Routing Table:  2342
Average LACNIC Region AS path length visible:                       5.4
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8812
Number of LACNIC addresses announced to Internet:             178461984
    Equivalent to 10 /8s, 163 /16s and 29 /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:                  33506
    Total AfriNIC prefixes after maximum aggregation:              5936
    AfriNIC Deaggregation factor:                                  5.64
Prefixes being announced from the AfriNIC address blocks:         43272
    Unique aggregates announced from the AfriNIC address blocks:  12567
AfriNIC Region origin ASes present in the Internet Routing Table:  1763
    AfriNIC Prefixes per ASN:                                     24.54
AfriNIC Region origin ASes announcing only one prefix:              573
AfriNIC Region transit ASes present in the Internet Routing Table:  334
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                      130
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1110
Number of AfriNIC addresses announced to Internet:            107689984
    Equivalent to 6 /8s, 107 /16s and 56 /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        9672       8914      95  CHINAMOBILE-CN China Mobile Communicati
  7545        5687        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4221        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4081       1889      48  VNPT-AS-VN VNPT Corp, VN
  7552        3692       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3566       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3049        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        8708      10906    3148  AMAZON-02, US
 11492        4520        300     624  CABLEONE, US
  7155        4175        288      88  VIASAT-SP-BACKBONE, US
 22773        3659       3077     279  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   174        3477       6657     613  COGENT-174, US
 16625        3172       1572    2377  AKAMAI-AS, US
   749        3142      54962    2394  DNIC-AS-00749, US
   367        2744       3743    1313  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        8354       1146    3214  TTNET, TR
 12479        7316       1706     141  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4140       3400     193  AKAMAI-ASN1, NL
  8551        3464        369      33  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2985       2294     920  ROSTELECOM-AS, RU
  9009        2667        247    1385  M247, RO
  5384        2462        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2351        364     604  TELLCOM-AS, TR
  8452        2218       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       11734       3378     601  UNINET, MX
 10620        3531        507     841  Telmex Colombia S.A., CO
 13999        2402        360     630  Mega Cable, S.A. de C.V., MX
 11830        2226        369      64  Instituto Costarricense de Electricidad
 28573        1318       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        774     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1105        177     435  Techtel LMDS Comunicaciones Interactiva
 26615        1037       2500      47  TIM SA, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1901        319      51  Telkom-Internet, ZA
 24863        1627        393      19  LINKdotNET-AS, EG
 24835        1548        533      27  RAYA-AS, EG
 36992        1352       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1052         67      45  ORANGE-COTE-IVOIRE, CI
 36935         923        521      44  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         522         54      47  WANANCHI-, KE
 36914         521         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       11734       3378     601  UNINET, MX
  9808        9672       8914      95  CHINAMOBILE-CN China Mobile Communicati
 16509        8708      10906    3148  AMAZON-02, US
 47331        8354       1146    3214  TTNET, TR
 12479        7316       1706     141  UNI2-AS, ES
  7545        5687        784     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4520        300     624  CABLEONE, US
 18403        4221        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        9672         9577  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7316         7175  UNI2-AS, ES
 16509        8708         5560  AMAZON-02, US
 47331        8354         5140  TTNET, TR
  7545        5687         4995  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5007         4932  ERX-CERNET-BKB China Education and Research Net
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4221         4196  FPT-AS-AP FPT Telecom Company, VN
  7155        4175         4087  VIASAT-SP-BACKBONE, US
 45899        4081         4033  VNPT-AS-VN VNPT Corp, VN

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     19695  UNALLOCATED  8.20.161.0/24            46887  LIGHTOWER, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24            46887  LIGHTOWER, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.65.6.0/24             65534  UNASSIGNED
100.65.7.0/24             65534  UNASSIGNED
100.65.8.0/24             65534  UNASSIGNED
100.65.10.0/24            65534  UNASSIGNED
100.65.11.0/24            65534  UNASSIGNED
100.65.13.0/24            65534  UNASSIGNED
100.65.16.0/23            65534  UNASSIGNED
100.66.3.0/24             65534  UNASSIGNED
100.66.7.0/24             65534  UNASSIGNED
100.66.9.0/24             65534  UNASSIGNED

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:17       /9:14      /10:39      /11:103     /12:297     
/13:577     /14:1215    /15:2161    /16:13658   /17:8532    /18:14758   
/19:25844   /20:45884   /21:54753   /22:114180  /23:106368  /24:584669  
/25:487     /26:615     /27:1027    /28:74      /29:101     /30:27      
/31:23      /32:645     

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

   ASN  No of nets  Total ann.  Description
 47331        7482        8354  TTNET, TR
 12479        6403        7316  UNI2-AS, ES
  8151        5628       11734  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3428        4520  CABLEONE, US
  6327        3335        3526  SHAW, CA
  7155        3123        4175  VIASAT-SP-BACKBONE, US
  8551        2933        3464  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2712        3659  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2503  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2221      2:1488      3:227       4:8         5:4705      6:130    
   7:6         8:1626      9:1        11:172      12:1521     13:387    
  14:2405     15:301      16:196      17:384      18:543      20:280    
  21:4        22:188      23:6411     24:2938     25:6        27:2595   
  29:19       31:2669     32:94       34:23       35:116      36:1991   
  37:4801     38:6016     39:835      40:153      41:4637     42:2022   
  43:2459     44:312      45:17388    46:4554     47:400      49:1790   
  50:1885     51:586      52:1625     54:395      55:980      56:8      
  57:128      58:1968     59:1189     60:996      61:2759     62:2798   
  63:1940     64:5800     65:2366     66:5205     67:3109     68:1381   
  69:4142     70:1417     71:704      72:3076     74:2666     75:1598   
  76:617      77:2593     78:3988     79:3014     80:2175     81:2023   
  82:1572     83:1332     84:1559     85:3830     86:868      87:2292   
  88:2903     89:3925     90:618      91:7958     92:2134     93:2640   
  94:3786     95:5153     96:1347     97:343      98:1180     99:736    
 100:127     101:1360    102:3179    103:32371   104:4596    105:1943   
 106:956     107:2576    108:1103    109:4333    110:2165    111:3180   
 112:2127    113:1806    114:1655    115:2147    116:1942    117:2612   
 118:2676    119:2086    120:1877    121:1190    122:2761    123:2259   
 124:1664    125:2520    128:1522    129:1127    130:1068    131:2068   
 132:957     133:422     134:1806    135:354     136:898     137:968    
 138:2693    139:1664    140:1262    141:1384    142:1498    143:1579   
 144:1034    145:343     146:1996    147:1593    148:2470    149:2241   
 150:908     151:1187    152:2003    153:566     154:4950    155:1404   
 156:1850    157:1344    158:1099    159:2278    160:2665    161:1585   
 162:3556    163:1630    164:1656    165:1931    166:1086    167:1732   
 168:4030    169:970     170:4847    171:913     172:3655    173:2989   
 174:1091    175:1269    176:3932    177:5476    178:3644    179:2492   
 180:2637    181:3535    182:3432    183:2041    184:2331    185:20790  
 186:5081    187:4434    188:4299    189:4053    190:9420    191:1765   
 192:10996   193:9006    194:7564    195:5417    196:3592    197:2857   
 198:6051    199:6139    200:8222    201:6158    202:10968   203:10732  
 204:4632    205:3728    206:4414    207:3500    208:4186    209:5001   
 210:4713    211:2650    212:4383    213:3748    214:1087    215:59     
 216:6810    217:3012    218:1334    219:623     220:2009    221:971    
 222:873     223:2191   

End of report


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