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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 23 22:41:04 UTC 2024


IPv4 R&E Routing Table Report   22:35 GMT Tue 23 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:                              984740
    Prefixes after maximum aggregation (per Origin AS):          362812
    Deaggregation factor:                                          2.71
    Unique aggregates announced (without unneeded subnets):      456303
Total ASes present in the Internet Routing Table:                 75576
    Prefixes per ASN:                                             13.03
Origin-only ASes present in the Internet Routing Table:           64711
Origin ASes announcing only one prefix:                           26053
Transit ASes present in the Internet Routing Table:               10865
Transit-only ASes present in the Internet Routing Table:            505
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       4.5
    Max AS path length visible:                                      55
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1321
    Number of instances of unregistered ASNs:                      1331
Number of 32-bit ASNs allocated by the RIRs:                      43432
Number of 32-bit ASNs visible in the Routing Table:               35869
Prefixes from 32-bit ASNs in the Routing Table:                  187777
Number of bogon 32-bit ASNs visible in the Routing Table:           207
Special use prefixes present in the Routing Table:                   34
Prefixes being announced from unallocated address space:            581
Number of addresses announced to Internet:                   3049528276
    Equivalent to 181 /8s, 196 /16s and 27 /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:      336435

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

Prefixes being announced by APNIC Region ASes:                   257764
    Total APNIC prefixes after maximum aggregation:               73402
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          250556
    Unique aggregates announced from the APNIC address blocks:   100024
APNIC Region origin ASes present in the Internet Routing Table:   14018
    APNIC Prefixes per ASN:                                       17.87
APNIC Region origin ASes announcing only one prefix:               4190
APNIC Region transit ASes present in the Internet Routing Table:   1894
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         33
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9350
Number of APNIC addresses announced to Internet:              775340704
    Equivalent to 46 /8s, 54 /16s and 194 /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:                    282177
    Total ARIN prefixes after maximum aggregation:               125510
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           286699
    Unique aggregates announced from the ARIN address blocks:    132117
ARIN Region origin ASes present in the Internet Routing Table:    19117
    ARIN Prefixes per ASN:                                        15.00
ARIN Region origin ASes announcing only one prefix:                6927
ARIN Region transit ASes present in the Internet Routing Table:    1960
Average ARIN Region AS path length visible:                         3.9
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4845
Number of ARIN addresses announced to Internet:              1272961344
    Equivalent to 75 /8s, 223 /16s and 217 /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:                    279780
    Total RIPE prefixes after maximum aggregation:               128184
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           273436
    Unique aggregates announced from the RIPE address blocks:    161322
RIPE Region origin ASes present in the Internet Routing Table:    28625
    RIPE Prefixes per ASN:                                         9.55
RIPE Region origin ASes announcing only one prefix:               12092
RIPE Region transit ASes present in the Internet Routing Table:    4015
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11593
Number of RIPE addresses announced to Internet:               714784400
    Equivalent to 42 /8s, 154 /16s and 190 /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:                  129468
    Total LACNIC prefixes after maximum aggregation:              28798
    LACNIC Deaggregation factor:                                   4.50
Prefixes being announced from the LACNIC address blocks:         128457
    Unique aggregates announced from the LACNIC address blocks:   49522
LACNIC Region origin ASes present in the Internet Routing Table:  11060
    LACNIC Prefixes per ASN:                                      11.61
LACNIC Region origin ASes announcing only one prefix:              2237
LACNIC Region transit ASes present in the Internet Routing Table:  2437
Average LACNIC Region AS path length visible:                       4.9
    Max LACNIC Region AS path length visible:                        55
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8910
Number of LACNIC addresses announced to Internet:             178121312
    Equivalent to 10 /8s, 157 /16s and 234 /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:                  34230
    Total AfriNIC prefixes after maximum aggregation:              6109
    AfriNIC Deaggregation factor:                                  5.60
Prefixes being announced from the AfriNIC address blocks:         45009
    Unique aggregates announced from the AfriNIC address blocks:  12831
AfriNIC Region origin ASes present in the Internet Routing Table:  1828
    AfriNIC Prefixes per ASN:                                     24.62
AfriNIC Region origin ASes announcing only one prefix:              607
AfriNIC Region transit ASes present in the Internet Routing Table:  349
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1171
Number of AfriNIC addresses announced to Internet:            108008448
    Equivalent to 6 /8s, 112 /16s and 20 /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        9801       8740      56  CHINAMOBILE-CN China Mobile Communicati
  7545        5675        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4938       4192      75  ERX-CERNET-BKB China Education and Rese
 18403        4563        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3878       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3607       1043      64  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3449        499     256  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3367       1872      99  VNPT-AS-VN VNPT Corp, VN
 24560        2686        859     362  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2478      11257     577  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        9503      11233    3421  AMAZON-02, US
 11492        4567        303     671  CABLEONE, US
  7155        4182        289      98  VIASAT-SP-BACKBONE, US
   174        4055       6635     645  COGENT-174, US
  6327        3568       1319      69  SHAW, CA
 22773        3567       3063     306  ASN-CXA-ALL-CCI-22773-RDC, US
 16625        3260       1429    2325  AKAMAI-AS, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2982       3834    1441  DNIC-ASBLK-00306-00371, US
396982        2747       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        8896       1207    2581  TTNET, TR
 12479        7547       1714     146  UNI2-AS, ES
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 20940        4071       3397     156  AKAMAI-ASN1, NL
  9009        3325        288    1608  M247, RO
 12389        2987       2302     912  ROSTELECOM-AS, RU
  8551        2845        368      35  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  5384        2503        585      29  EMIRATES-INTERNET Emirates Internet, AE
  8452        2439       1852      14  TE-AS TE-AS, EG
 34984        2373        362     591  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       12334       3379     611  UNINET, MX
 10620        3527        497     884  Telmex Colombia S.A., CO
 13999        2493        337     637  Mega Cable, S.A. de C.V., MX
 11830        2007        369      64  Instituto Costarricense de Electricidad
 28573        1344       2320     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1306        787     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1237        340     498  Axtel, S.A.B. de C.V., MX
 11664        1116        177     425  Techtel LMDS Comunicaciones Interactiva
 28202        1105         52       9  Rede Brasileira de Comunicacao SA, BR
  6147        1088        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        1528        389      16  LINKdotNET-AS, EG
 36992        1367       1518     282  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 29571        1090         70      50  ORANGE-COTE-IVOIRE, CI
 36935         935        521      42  Vodafone-, EG
 36914         562         82       3  KENET-AS, KE
  6713         552       1861      34  IAM-AS, MA
 15399         537         56      52  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       12334       3379     611  UNINET, MX
  9808        9801       8740      56  CHINAMOBILE-CN China Mobile Communicati
 16509        9503      11233    3421  AMAZON-02, US
 47331        8896       1207    2581  TTNET, TR
 12479        7547       1714     146  UNI2-AS, ES
  7545        5675        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4938       4192      75  ERX-CERNET-BKB China Education and Rese
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 11492        4567        303     671  CABLEONE, US
 18403        4563        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        9801         9745  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7547         7401  UNI2-AS, ES
 47331        8896         6315  TTNET, TR
 16509        9503         6082  AMAZON-02, US
  7545        5675         4991  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4938         4863  ERX-CERNET-BKB China Education and Research Net
 39891        4658         4603  ALJAWWALSTC-AS, SA
 18403        4563         4538  FPT-AS-AP FPT Telecom Company, VN
  7155        4182         4084  VIASAT-SP-BACKBONE, US
 20940        4071         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
     65536  DOCUMENT     5.102.30.0/24            65512  -Private Use AS-, ZZ
     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
     19589  UNALLOCATED  8.19.242.0/24            23314  ORLANDOTELCO, US
     19589  UNALLOCATED  8.19.248.0/24            23314  ORLANDOTELCO, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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      /12:302     
/13:581     /14:1210    /15:2142    /16:13598   /17:8475    /18:14204   
/19:25602   /20:45629   /21:54180   /22:114280  /23:106330  /24:593686  
/25:1098    /26:1061    /27:1503    /28:149     /29:237     /30:75      
/31:81      /32:150     

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

   ASN  No of nets  Total ann.  Description
 47331        8002        8896  TTNET, TR
 12479        6638        7547  UNI2-AS, ES
  8151        6314       12334  UNINET, MX
 11492        3481        4567  CABLEONE, US
  6327        3373        3568  SHAW, CA
 39891        3340        4658  ALJAWWALSTC-AS, SA
  7155        3125        4182  VIASAT-SP-BACKBONE, US
 22773        2600        3567  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2321        2845  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 10620        2130        3527  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)
----------------------------------------------

   1:2330      2:1642      3:284       4:8         5:4642      6:163    
   7:6         8:1611      9:1        11:172      12:1486     13:375    
  14:2430     15:310      16:203      17:370      18:713      20:367    
  21:4        22:188      23:6665     24:3114     25:2        27:2639   
  29:19       31:2670     32:69       34:38       35:126      36:2174   
  37:4591     38:7149     39:896      40:151      41:4743     42:2217   
  43:2385     44:330      45:17640    46:4420     47:292      49:1911   
  50:1916     51:578      52:1626     54:362      55:852      56:5      
  57:145      58:2052     59:1227     60:1018     61:2773     62:2857   
  63:1944     64:5730     65:2386     66:5083     67:3121     68:1355   
  69:4137     70:1382     71:588      72:3013     74:2687     75:1588   
  76:627      77:2465     78:4132     79:2644     80:2157     81:2140   
  82:1593     83:1310     84:1655     85:3958     86:874      87:2080   
  88:2965     89:4011     90:659      91:8066     92:2264     93:2667   
  94:3753     95:5155     96:1327     97:320      98:1024     99:744    
 100:125     101:1190    102:3500    103:32992   104:4817    105:2028   
 106:987     107:2771    108:1132    109:4101    110:2175    111:3180   
 112:2098    113:1744    114:1764    115:2101    116:1998    117:2646   
 118:2785    119:2023    120:1810    121:1343    122:2782    123:2246   
 124:1630    125:2843    126:28      128:1577    129:997     130:1132   
 131:1980    132:940     133:409     134:1720    135:350     136:929    
 137:1021    138:2979    139:1585    140:1314    141:1360    142:1587   
 143:1617    144:1015    145:342     146:2027    147:1682    148:2535   
 149:2524    150:1037    151:1332    152:1982    153:598     154:5910   
 155:1392    156:2139    157:1451    158:1096    159:2214    160:2691   
 161:1651    162:3653    163:1693    164:1700    165:2160    166:1091   
 167:1721    168:4041    169:821     170:4978    171:1016    172:3803   
 173:3049    174:903     175:1258    176:3778    177:5396    178:3578   
 179:2495    180:2459    181:3755    182:3437    183:2039    184:2295   
 185:20865   186:5115    187:4780    188:4145    189:4310    190:9564   
 191:1958    192:11068   193:9050    194:7513    195:5372    196:3707   
 197:2958    198:6065    199:7100    200:8493    201:6431    202:10813  
 203:10538   204:4657    205:3739    206:4513    207:3585    208:4173   
 209:5008    210:4753    211:2614    212:4330    213:3553    214:1117   
 215:44      216:6923    217:3030    218:1364    219:615     220:2059   
 221:1026    222:871     223:2233   

End of report


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