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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 1 22:41:53 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 01 Jan, 2024

  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:                              987093
    Prefixes after maximum aggregation (per Origin AS):          363349
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456632
Total ASes present in the Internet Routing Table:                 75437
    Prefixes per ASN:                                             13.08
Origin-only ASes present in the Internet Routing Table:           64668
Origin ASes announcing only one prefix:                           26027
Transit ASes present in the Internet Routing Table:               10769
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:       4.1
    Max AS path length visible:                                      66
    Max AS path prepend of ASN (272886)                              61
Prefixes from unregistered ASNs in the Routing Table:              1233
    Number of instances of unregistered ASNs:                      1236
Number of 32-bit ASNs allocated by the RIRs:                      43287
Number of 32-bit ASNs visible in the Routing Table:               35723
Prefixes from 32-bit ASNs in the Routing Table:                  187415
Number of bogon 32-bit ASNs visible in the Routing Table:           180
Special use prefixes present in the Routing Table:                   30
Prefixes being announced from unallocated address space:            571
Number of addresses announced to Internet:                   3047283485
    Equivalent to 181 /8s, 161 /16s and 219 /24s
    Percentage of available address space announced:               82.3
    Percentage of allocated address space announced:               82.3
    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:      339165

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

Prefixes being announced by APNIC Region ASes:                   257921
    Total APNIC prefixes after maximum aggregation:               73238
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250694
    Unique aggregates announced from the APNIC address blocks:    99749
APNIC Region origin ASes present in the Internet Routing Table:   13933
    APNIC Prefixes per ASN:                                       17.99
APNIC Region origin ASes announcing only one prefix:               4134
APNIC Region transit ASes present in the Internet Routing Table:   1892
Average APNIC Region AS path length visible:                        4.3
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9263
Number of APNIC addresses announced to Internet:              771520160
    Equivalent to 45 /8s, 252 /16s and 118 /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:                    282687
    Total ARIN prefixes after maximum aggregation:               126286
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           287186
    Unique aggregates announced from the ARIN address blocks:    133083
ARIN Region origin ASes present in the Internet Routing Table:    19114
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                6929
ARIN Region transit ASes present in the Internet Routing Table:    1939
Average ARIN Region AS path length visible:                         3.4
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4841
Number of ARIN addresses announced to Internet:              1274218560
    Equivalent to 75 /8s, 243 /16s and 8 /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:                    281843
    Total RIPE prefixes after maximum aggregation:               128131
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275513
    Unique aggregates announced from the RIPE address blocks:    161152
RIPE Region origin ASes present in the Internet Routing Table:    28584
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12092
RIPE Region transit ASes present in the Internet Routing Table:    3975
Average RIPE Region AS path length visible:                         4.3
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11539
Number of RIPE addresses announced to Internet:               714732253
    Equivalent to 42 /8s, 153 /16s and 242 /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:                  129273
    Total LACNIC prefixes after maximum aggregation:              28812
    LACNIC Deaggregation factor:                                   4.49
Prefixes being announced from the LACNIC address blocks:         128262
    Unique aggregates announced from the LACNIC address blocks:   49415
LACNIC Region origin ASes present in the Internet Routing Table:  11065
    LACNIC Prefixes per ASN:                                      11.59
LACNIC Region origin ASes announcing only one prefix:              2267
LACNIC Region transit ASes present in the Internet Routing Table:  2410
Average LACNIC Region AS path length visible:                       4.5
    Max LACNIC Region AS path length visible:                        66
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8914
Number of LACNIC addresses announced to Internet:             178472544
    Equivalent to 10 /8s, 163 /16s and 70 /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:                  34136
    Total AfriNIC prefixes after maximum aggregation:              6099
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         44866
    Unique aggregates announced from the AfriNIC address blocks:  12757
AfriNIC Region origin ASes present in the Internet Routing Table:  1825
    AfriNIC Prefixes per ASN:                                     24.58
AfriNIC Region origin ASes announcing only one prefix:              605
AfriNIC Region transit ASes present in the Internet Routing Table:  346
Average AfriNIC Region AS path length visible:                      4.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1166
Number of AfriNIC addresses announced to Internet:            108030976
    Equivalent to 6 /8s, 112 /16s and 108 /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        9807       8739      55  CHINAMOBILE-CN China Mobile Communicati
  7545        5675        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4994       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4545        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3843       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3598       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3416        495     254  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3357       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2662        857     371  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2540      11258     583  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        9474      11202    3354  AMAZON-02, US
 11492        4563        303     680  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        3951       6658     652  COGENT-174, US
 22773        3633       3079     308  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3567       1320      69  SHAW, CA
 16625        3235       1435    2350  AKAMAI-AS, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2971       3838    1419  DNIC-ASBLK-00306-00371, US
396982        2740       3639     386  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        8895       1208    2595  TTNET, TR
 12479        7583       1714     146  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4075       3398     168  AKAMAI-ASN1, NL
  9009        3498        300    1635  M247, RO
  8551        3087        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        3058       2301     919  ROSTELECOM-AS, RU
  5384        2505        585      30  EMIRATES-INTERNET Emirates Internet, AE
  8452        2396       1852      14  TE-AS TE-AS, EG
 34984        2368        362     587  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       12193       3385     598  UNINET, MX
 10620        3519        497     886  Telmex Colombia S.A., CO
 13999        2494        339     636  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1346       2319     231  Claro NXT Telecomunicacoes Ltda, BR
  3816        1308        788     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1245        341     503  Axtel, S.A.B. de C.V., MX
 11664        1107        178     422  Techtel LMDS Comunicaciones Interactiva
 28202        1103         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1086        369      22  Telefonica del Peru S.A.A., PE

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        1625        316      43  Telkom-Internet, ZA
 24863        1582        389      16  LINKdotNET-AS, EG
 24835        1548        545      28  RAYA-AS, EG
 36992        1361       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1071         69      52  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 36914         528         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       12193       3385     598  UNINET, MX
  9808        9807       8739      55  CHINAMOBILE-CN China Mobile Communicati
 16509        9474      11202    3354  AMAZON-02, US
 47331        8895       1208    2595  TTNET, TR
 12479        7583       1714     146  UNI2-AS, ES
  7545        5675        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4994       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4563        303     680  CABLEONE, US
 18403        4545        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        9807         9752  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7583         7437  UNI2-AS, ES
 47331        8895         6300  TTNET, TR
 16509        9474         6120  AMAZON-02, US
  7545        5675         4990  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4994         4919  ERX-CERNET-BKB China Education and Research Net
 18403        4545         4520  FPT-AS-AP FPT Telecom Company, VN
 39891        4570         4516  ALJAWWALSTC-AS, SA
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4075         3907  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
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     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               174  COGENT-174, 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            46887  LIGHTOWER, 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
100.65.11.0/24            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
100.66.10.0/24            65534  -Private Use AS-, ZZ
100.70.8.0/24               209  CENTURYLINK-US-LEGACY-QWEST, US

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      /10:37      /11:99      /12:300     
/13:583     /14:1209    /15:2135    /16:13591   /17:8509    /18:14211   
/19:25687   /20:45660   /21:54379   /22:114451  /23:107378  /24:593933  
/25:1112    /26:1077    /27:1503    /28:164     /29:241     /30:80      
/31:82      /32:641     

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

   ASN  No of nets  Total ann.  Description
 47331        8000        8895  TTNET, TR
 12479        6671        7583  UNI2-AS, ES
  8151        6186       12193  UNINET, MX
 11492        3477        4563  CABLEONE, US
  6327        3371        3567  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2673        3633  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2564        3087  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2129        2472  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2315      2:1575      3:284       4:8         5:4610      6:163    
   7:6         8:1614      9:1        11:172      12:1492     13:375    
  14:2393     15:309      16:206      17:368      18:712      20:362    
  21:4        22:188      23:6626     24:3011     25:2        27:2596   
  29:19       31:2714     32:74       34:38       35:122      36:2151   
  37:4646     38:6970     39:891      40:147      41:4720     42:2207   
  43:2380     44:330      45:17544    46:4537     47:291      49:1912   
  50:1908     51:578      52:1626     54:368      55:880      56:5      
  57:138      58:2003     59:1190     60:1013     61:2753     62:2888   
  63:1945     64:5718     65:2389     66:5174     67:3114     68:1362   
  69:4112     70:1392     71:619      72:3011     74:2669     75:1597   
  76:630      77:2472     78:4131     79:2927     80:2176     81:2121   
  82:1598     83:1400     84:1646     85:3947     86:893      87:2252   
  88:2981     89:4127     90:660      91:8062     92:2262     93:2668   
  94:3809     95:5251     96:1333     97:317      98:1040     99:746    
 100:121     101:1170    102:3488    103:32915   104:4810    105:2029   
 106:979     107:2773    108:1155    109:4104    110:2171    111:3192   
 112:2114    113:1738    114:1755    115:2106    116:2002    117:2642   
 118:2797    119:2015    120:1813    121:1334    122:2787    123:2250   
 124:1656    125:2821    128:1590    129:1008    130:1116    131:2072   
 132:944     133:411     134:1712    135:346     136:918     137:1052   
 138:2906    139:1576    140:1349    141:1349    142:1584    143:1605   
 144:1006    145:340     146:2048    147:1656    148:2500    149:2476   
 150:1033    151:1268    152:1979    153:599     154:5810    155:1383   
 156:2151    157:1406    158:1091    159:2218    160:2707    161:1642   
 162:3635    163:1692    164:1699    165:2163    166:1084    167:1760   
 168:4023    169:822     170:4955    171:1000    172:3791    173:3056   
 174:901     175:1257    176:3764    177:5564    178:3683    179:2523   
 180:2455    181:3733    182:3423    183:2049    184:2287    185:20852  
 186:5094    187:4737    188:4293    189:4319    190:9565    191:1966   
 192:11074   193:9043    194:7583    195:5495    196:3687    197:2910   
 198:6074    199:6884    200:8499    201:6348    202:10970   203:10530  
 204:4657    205:3700    206:4530    207:3562    208:4151    209:5011   
 210:4745    211:2601    212:4359    213:3535    214:1113    215:50     
 216:6919    217:3033    218:1359    219:613     220:2058    221:1025   
 222:871     223:2225   

End of report


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