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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Nov 12 22:41:32 UTC 2023


IPv4 R&E Routing Table Report   22:35 GMT Sun 12 Nov, 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:                              982719
    Prefixes after maximum aggregation (per Origin AS):          361499
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      454648
Total ASes present in the Internet Routing Table:                 75276
    Prefixes per ASN:                                             13.05
Origin-only ASes present in the Internet Routing Table:           64575
Origin ASes announcing only one prefix:                           25923
Transit ASes present in the Internet Routing Table:               10701
Transit-only ASes present in the Internet Routing Table:            503
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.3
    Max AS path length visible:                                      80
    Max AS path prepend of ASN (  7438)                              64
Prefixes from unregistered ASNs in the Routing Table:              1333
    Number of instances of unregistered ASNs:                      1339
Number of 32-bit ASNs allocated by the RIRs:                      43042
Number of 32-bit ASNs visible in the Routing Table:               35450
Prefixes from 32-bit ASNs in the Routing Table:                  184967
Number of bogon 32-bit ASNs visible in the Routing Table:           197
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            591
Number of addresses announced to Internet:                   3052035805
    Equivalent to 181 /8s, 234 /16s and 94 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      338366

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

Prefixes being announced by APNIC Region ASes:                   255910
    Total APNIC prefixes after maximum aggregation:               72232
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          248942
    Unique aggregates announced from the APNIC address blocks:    99000
APNIC Region origin ASes present in the Internet Routing Table:   13789
    APNIC Prefixes per ASN:                                       18.05
APNIC Region origin ASes announcing only one prefix:               4078
APNIC Region transit ASes present in the Internet Routing Table:   1876
Average APNIC Region AS path length visible:                        4.5
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9104
Number of APNIC addresses announced to Internet:              772733600
    Equivalent to 46 /8s, 14 /16s and 250 /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:                    281869
    Total ARIN prefixes after maximum aggregation:               125907
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           285986
    Unique aggregates announced from the ARIN address blocks:    132312
ARIN Region origin ASes present in the Internet Routing Table:    19110
    ARIN Prefixes per ASN:                                        14.97
ARIN Region origin ASes announcing only one prefix:                6936
ARIN Region transit ASes present in the Internet Routing Table:    1914
Average ARIN Region AS path length visible:                         4.0
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4836
Number of ARIN addresses announced to Internet:              1277422400
    Equivalent to 76 /8s, 35 /16s and 235 /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:                    281234
    Total RIPE prefixes after maximum aggregation:               127758
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           274997
    Unique aggregates announced from the RIPE address blocks:    160729
RIPE Region origin ASes present in the Internet Routing Table:    28572
    RIPE Prefixes per ASN:                                         9.62
RIPE Region origin ASes announcing only one prefix:               12064
RIPE Region transit ASes present in the Internet Routing Table:    3981
Average RIPE Region AS path length visible:                         4.2
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11483
Number of RIPE addresses announced to Internet:               715242461
    Equivalent to 42 /8s, 161 /16s and 187 /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
                       196608-216475
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:                  128364
    Total LACNIC prefixes after maximum aggregation:              28670
    LACNIC Deaggregation factor:                                   4.48
Prefixes being announced from the LACNIC address blocks:         127560
    Unique aggregates announced from the LACNIC address blocks:   49303
LACNIC Region origin ASes present in the Internet Routing Table:  11049
    LACNIC Prefixes per ASN:                                      11.54
LACNIC Region origin ASes announcing only one prefix:              2265
LACNIC Region transit ASes present in the Internet Routing Table:  2384
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        80
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8877
Number of LACNIC addresses announced to Internet:             178483488
    Equivalent to 10 /8s, 163 /16s and 113 /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:                  34009
    Total AfriNIC prefixes after maximum aggregation:              6104
    AfriNIC Deaggregation factor:                                  5.57
Prefixes being announced from the AfriNIC address blocks:         44642
    Unique aggregates announced from the AfriNIC address blocks:  12802
AfriNIC Region origin ASes present in the Internet Routing Table:  1811
    AfriNIC Prefixes per ASN:                                     24.65
AfriNIC Region origin ASes announcing only one prefix:              580
AfriNIC Region transit ASes present in the Internet Routing Table:  338
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1150
Number of AfriNIC addresses announced to Internet:            107709696
    Equivalent to 6 /8s, 107 /16s and 133 /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        9716       8730      43  CHINAMOBILE-CN China Mobile Communicati
  7545        5714        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4992       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4260        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3828       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3604       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3261       1872      99  VNPT-AS-VN VNPT Corp, VN
  9498        3249        491     240  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2733      11270     604  KIXS-AS-KR Korea Telecom, KR
 24560        2581        851     375  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        9181      11051    3364  AMAZON-02, US
 11492        4550        302     673  CABLEONE, US
  7155        4182        289     101  VIASAT-SP-BACKBONE, US
   174        3913       6660     630  COGENT-174, US
 22773        3637       3077     308  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3555       1320      67  SHAW, CA
   749        3160      54933    2412  DNIC-AS-00749, US
 16625        3147       1398    2316  AKAMAI-AS, US
   367        3029       3868    1430  DNIC-ASBLK-00306-00371, US
396982        2721       3626     394  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        8692       1183    2875  TTNET, TR
 12479        7450       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4080       3397     165  AKAMAI-ASN1, NL
  8551        3440        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3429        297    1595  M247, RO
 12389        3011       2297     923  ROSTELECOM-AS, RU
  8452        2454       1852      14  TE-AS TE-AS, EG
  5384        2452        585      30  EMIRATES-INTERNET Emirates Internet, AE
 34984        2366        363     583  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       12096       3372     609  UNINET, MX
 10620        3545        504     860  Telmex Colombia S.A., CO
 13999        2447        333     632  Mega Cable, S.A. de C.V., MX
 11830        2010        369      64  Instituto Costarricense de Electricidad
 28573        1333       2322     230  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        778     190  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1250        342     505  Axtel, S.A.B. de C.V., MX
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 28202        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1054        168     430  Techtel LMDS Comunicaciones Interactiva

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        1626        319      45  Telkom-Internet, ZA
 24863        1611        393      19  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         530         82       3  KENET-AS, KE
 37342         511         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       12096       3372     609  UNINET, MX
  9808        9716       8730      43  CHINAMOBILE-CN China Mobile Communicati
 16509        9181      11051    3364  AMAZON-02, US
 47331        8692       1183    2875  TTNET, TR
 12479        7450       1713     145  UNI2-AS, ES
  7545        5714        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4992       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4550        302     673  CABLEONE, US
 18403        4260        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        9716         9673  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7450         7305  UNI2-AS, ES
 16509        9181         5817  AMAZON-02, US
 47331        8692         5817  TTNET, TR
  7545        5714         5024  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4992         4917  ERX-CERNET-BKB China Education and Research Net
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4260         4235  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4081  VIASAT-SP-BACKBONE, US
 20940        4080         3915  AKAMAI-ASN1, NL

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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, 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  -Private Use AS-, ZZ
100.65.7.0/24             65534  -Private Use AS-, ZZ
100.65.8.0/24             65534  -Private Use AS-, ZZ
100.65.10.0/24            65534  -Private Use AS-, ZZ
100.65.11.0/24            65534  -Private Use AS-, ZZ
100.65.13.0/24            65534  -Private Use AS-, ZZ
100.65.16.0/23            65534  -Private Use AS-, ZZ
100.66.3.0/24             65534  -Private Use AS-, ZZ
100.66.7.0/24             65534  -Private Use AS-, ZZ
100.66.9.0/24             65534  -Private Use AS-, ZZ

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  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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        /8:16       /9:14      /10:38      /11:100     /12:301     
/13:584     /14:1212    /15:2142    /16:13618   /17:8583    /18:14221   
/19:25621   /20:45627   /21:54284   /22:114340  /23:107239  /24:589881  
/25:1124    /26:1087    /27:1506    /28:160     /29:240     /30:79      
/31:76      /32:625     

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

   ASN  No of nets  Total ann.  Description
 47331        7809        8692  TTNET, TR
 12479        6540        7450  UNI2-AS, ES
  8151        6092       12096  UNINET, MX
 11492        3463        4550  CABLEONE, US
  6327        3364        3555  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3127        4182  VIASAT-SP-BACKBONE, US
  8551        2917        3440  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2681        3637  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2131        2476  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2254      2:1604      3:271       4:8         5:4595      6:161    
   7:6         8:1621      9:1        11:172      12:1500     13:352    
  14:2337     15:304      16:202      17:370      18:672      20:335    
  21:4        22:188      23:6563     24:2966     25:2        27:2664   
  29:19       31:2712     32:76       34:31       35:120      36:2045   
  37:4590     38:6694     39:873      40:150      41:4675     42:2088   
  43:2365     44:334      45:17653    46:4566     47:380      49:1878   
  50:1907     51:577      52:1620     54:392      55:884      56:5      
  57:138      58:1960     59:1191     60:1013     61:2747     62:2828   
  63:1937     64:5697     65:2374     66:5165     67:3129     68:1372   
  69:4179     70:1389     71:614      72:3018     74:2674     75:1614   
  76:637      77:2466     78:4069     79:3050     80:2170     81:2096   
  82:1596     83:1376     84:1631     85:3856     86:858      87:2215   
  88:2948     89:4008     90:635      91:8040     92:2218     93:2681   
  94:3759     95:5130     96:1335     97:316      98:1103     99:736    
 100:121     101:1398    102:3433    103:32678   104:4854    105:1999   
 106:989     107:2802    108:1151    109:4304    110:2167    111:3179   
 112:2105    113:1698    114:1719    115:2091    116:1996    117:2577   
 118:2732    119:2009    120:1809    121:1268    122:2764    123:2258   
 124:1654    125:2667    128:1587    129:1011    130:1102    131:2087   
 132:978     133:408     134:1721    135:343     136:920     137:1002   
 138:2891    139:1584    140:1335    141:1339    142:1584    143:1594   
 144:1011    145:343     146:2001    147:1646    148:2506    149:2413   
 150:895     151:1270    152:1986    153:606     154:5624    155:1400   
 156:2154    157:1386    158:1059    159:2214    160:2692    161:1629   
 162:3587    163:1633    164:1739    165:1909    166:1081    167:1765   
 168:4011    169:819     170:4926    171:996     172:3881    173:3027   
 174:961     175:1236    176:3781    177:5445    178:3580    179:2447   
 180:2361    181:3640    182:3385    183:2026    184:2288    185:20991  
 186:5087    187:4627    188:4251    189:4237    190:9541    191:1885   
 192:11033   193:9027    194:7530    195:5395    196:3717    197:2915   
 198:6076    199:6491    200:8316    201:6385    202:10979   203:10492  
 204:4621    205:3716    206:4518    207:3586    208:4174    209:4986   
 210:4628    211:2580    212:4386    213:3520    214:1113    215:71     
 216:6866    217:3031    218:1346    219:608     220:2039    221:1010   
 222:868     223:2218   

End of report


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