[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 8 22:42:00 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Mon 08 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:                              985789
    Prefixes after maximum aggregation (per Origin AS):          362907
    Deaggregation factor:                                          2.72
    Unique aggregates announced (without unneeded subnets):      456544
Total ASes present in the Internet Routing Table:                 75433
    Prefixes per ASN:                                             13.07
Origin-only ASes present in the Internet Routing Table:           64560
Origin ASes announcing only one prefix:                           26089
Transit ASes present in the Internet Routing Table:               10873
Transit-only ASes present in the Internet Routing Table:            497
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1284
    Number of instances of unregistered ASNs:                      1287
Number of 32-bit ASNs allocated by the RIRs:                      43336
Number of 32-bit ASNs visible in the Routing Table:               35738
Prefixes from 32-bit ASNs in the Routing Table:                  186705
Number of bogon 32-bit ASNs visible in the Routing Table:           193
Special use prefixes present in the Routing Table:                   33
Prefixes being announced from unallocated address space:            540
Number of addresses announced to Internet:                   3050268709
    Equivalent to 181 /8s, 207 /16s and 104 /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:      338397

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

Prefixes being announced by APNIC Region ASes:                   257590
    Total APNIC prefixes after maximum aggregation:               73159
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          250398
    Unique aggregates announced from the APNIC address blocks:    99833
APNIC Region origin ASes present in the Internet Routing Table:   13944
    APNIC Prefixes per ASN:                                       17.96
APNIC Region origin ASes announcing only one prefix:               4165
APNIC Region transit ASes present in the Internet Routing Table:   1897
Average APNIC Region AS path length visible:                        4.4
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9274
Number of APNIC addresses announced to Internet:              775175584
    Equivalent to 46 /8s, 52 /16s and 61 /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:                    282650
    Total ARIN prefixes after maximum aggregation:               126212
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           287106
    Unique aggregates announced from the ARIN address blocks:    132989
ARIN Region origin ASes present in the Internet Routing Table:    19107
    ARIN Prefixes per ASN:                                        15.03
ARIN Region origin ASes announcing only one prefix:                6930
ARIN Region transit ASes present in the Internet Routing Table:    1963
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4832
Number of ARIN addresses announced to Internet:              1274029120
    Equivalent to 75 /8s, 240 /16s and 36 /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:                    281866
    Total RIPE prefixes after maximum aggregation:               127831
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           275508
    Unique aggregates announced from the RIPE address blocks:    161055
RIPE Region origin ASes present in the Internet Routing Table:    28578
    RIPE Prefixes per ASN:                                         9.64
RIPE Region origin ASes announcing only one prefix:               12104
RIPE Region transit ASes present in the Internet Routing Table:    4008
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11550
Number of RIPE addresses announced to Internet:               714790625
    Equivalent to 42 /8s, 154 /16s and 214 /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:                  128234
    Total LACNIC prefixes after maximum aggregation:              28837
    LACNIC Deaggregation factor:                                   4.45
Prefixes being announced from the LACNIC address blocks:         127316
    Unique aggregates announced from the LACNIC address blocks:   49453
LACNIC Region origin ASes present in the Internet Routing Table:  11069
    LACNIC Prefixes per ASN:                                      11.50
LACNIC Region origin ASes announcing only one prefix:              2288
LACNIC Region transit ASes present in the Internet Routing Table:  2438
Average LACNIC Region AS path length visible:                       5.3
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8916
Number of LACNIC addresses announced to Internet:             177925472
    Equivalent to 10 /8s, 154 /16s and 237 /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:                  34165
    Total AfriNIC prefixes after maximum aggregation:              6093
    AfriNIC Deaggregation factor:                                  5.61
Prefixes being announced from the AfriNIC address blocks:         44919
    Unique aggregates announced from the AfriNIC address blocks:  12761
AfriNIC Region origin ASes present in the Internet Routing Table:  1827
    AfriNIC Prefixes per ASN:                                     24.59
AfriNIC Region origin ASes announcing only one prefix:              602
AfriNIC Region transit ASes present in the Internet Routing Table:  347
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1166
Number of AfriNIC addresses announced to Internet:            108066048
    Equivalent to 6 /8s, 112 /16s and 245 /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        9806       8739      53  CHINAMOBILE-CN China Mobile Communicati
  7545        5679        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4554        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3833       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3605       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3418        498     255  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3358       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2668        856     381  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2520      11258     582  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        9440      11194    3367  AMAZON-02, US
 11492        4564        303     677  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4084       6647     643  COGENT-174, US
 22773        3646       3081     311  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3568       1320      70  SHAW, CA
 16625        3244       1435    2348  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2959       3838    1418  DNIC-ASBLK-00306-00371, US
396982        2745       3639     390  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        9074       1228    2355  TTNET, TR
 12479        7569       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4082       3398     170  AKAMAI-ASN1, NL
  9009        3478        299    1630  M247, RO
 12389        3027       2301     918  ROSTELECOM-AS, RU
  8551        2950        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2504        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2427       1852      14  TE-AS TE-AS, EG
 34984        2369        362     590  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       12216       3384     596  UNINET, MX
 10620        3523        497     888  Telmex Colombia S.A., CO
 13999        2494        340     638  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        1242        341     504  Axtel, S.A.B. de C.V., MX
 11664        1108        178     418  Techtel LMDS Comunicaciones Interactiva
 28202        1103         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1087        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
 24835        1548        545      28  RAYA-AS, EG
 24863        1531        389      16  LINKdotNET-AS, EG
 36992        1361       1518     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1077         69      56  ORANGE-COTE-IVOIRE, CI
 36935         936        521      43  Vodafone-, EG
  6713         552       1861      34  IAM-AS, MA
 36914         543         82       3  KENET-AS, KE
 15399         541         56      54  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       12216       3384     596  UNINET, MX
  9808        9806       8739      53  CHINAMOBILE-CN China Mobile Communicati
 16509        9440      11194    3367  AMAZON-02, US
 47331        9074       1228    2355  TTNET, TR
 12479        7569       1714     146  UNI2-AS, ES
  7545        5679        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 11492        4564        303     677  CABLEONE, US
 18403        4554        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        9806         9753  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7569         7423  UNI2-AS, ES
 47331        9074         6719  TTNET, TR
 16509        9440         6073  AMAZON-02, US
  7545        5679         4993  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        5014         4939  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4554         4529  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4082         3912  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
10.119.249.48/30          55824  NKN-CORE-NW NKN Core Network, IN
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

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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:37      /11:99      /12:303     
/13:583     /14:1212    /15:2142    /16:13591   /17:8508    /18:14216   
/19:25643   /20:45711   /21:54244   /22:114331  /23:107384  /24:592868  
/25:1106    /26:1077    /27:1501    /28:163     /29:241     /30:81      
/31:83      /32:634     

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

   ASN  No of nets  Total ann.  Description
 47331        8167        9074  TTNET, TR
 12479        6654        7569  UNI2-AS, ES
  8151        6209       12216  UNINET, MX
 11492        3478        4564  CABLEONE, US
  6327        3372        3568  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2674        3646  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2427        2950  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2126        3523  Telmex Colombia S.A., CO

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

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

   1:2313      2:1604      3:281       4:8         5:4616      6:164    
   7:6         8:1614      9:1        11:172      12:1490     13:375    
  14:2392     15:310      16:206      17:370      18:715      20:363    
  21:4        22:188      23:6635     24:2951     25:2        27:2595   
  29:19       31:2713     32:74       34:37       35:123      36:2168   
  37:4657     38:6986     39:891      40:147      41:4744     42:2215   
  43:2377     44:333      45:17450    46:4499     47:291      49:1911   
  50:1906     51:578      52:1623     54:368      55:892      56:5      
  57:138      58:2003     59:1189     60:1013     61:2752     62:2871   
  63:1940     64:5701     65:2385     66:5152     67:3116     68:1363   
  69:4135     70:1390     71:585      72:3004     74:2684     75:1592   
  76:627      77:2472     78:4131     79:2740     80:2176     81:2109   
  82:1605     83:1394     84:1640     85:3953     86:882      87:2257   
  88:3109     89:4106     90:663      91:8063     92:2266     93:2664   
  94:3813     95:5256     96:1323     97:316      98:1037     99:744    
 100:123     101:1168    102:3512    103:32952   104:4787    105:2029   
 106:986     107:2766    108:1132    109:4154    110:2171    111:3194   
 112:2115    113:1743    114:1756    115:2101    116:2000    117:2641   
 118:2796    119:2016    120:1809    121:1331    122:2785    123:2250   
 124:1671    125:2813    126:28      128:1556    129:1007    130:1115   
 131:2049    132:932     133:411     134:1721    135:346     136:922    
 137:1011    138:2924    139:1579    140:1361    141:1351    142:1584   
 143:1606    144:1007    145:338     146:2027    147:1665    148:2522   
 149:2500    150:1038    151:1330    152:1979    153:600     154:5812   
 155:1382    156:2134    157:1412    158:1094    159:2219    160:2691   
 161:1648    162:3633    163:1687    164:1690    165:2162    166:1084   
 167:1712    168:3989    169:822     170:4919    171:1002    172:3793   
 173:3032    174:906     175:1257    176:3761    177:5288    178:3685   
 179:2456    180:2451    181:3727    182:3433    183:2046    184:2287   
 185:20831   186:5061    187:4682    188:4287    189:4282    190:9549   
 191:1912    192:11059   193:9027    194:7588    195:5480    196:3686   
 197:2903    198:6055    199:6950    200:8484    201:6302    202:10857  
 203:10505   204:4655    205:3717    206:4525    207:3549    208:4150   
 209:5001    210:4750    211:2605    212:4375    213:3539    214:1115   
 215:44      216:6917    217:3017    218:1367    219:614     220:2052   
 221:1025    222:870     223:2216   

End of report


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