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

REN Routing Table Report cscora at frr.nsrc.org
Fri Feb 4 18:39:43 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Fri 04 Feb, 2022

  BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              876924
    Prefixes after maximum aggregation (per Origin AS):          332318
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      426953
    Number of IPv4 prefixes with a valid ROA:                    596468
    Number of IPv4 prefixes with an invalid ROA:                   5044
    Number of IPv4 prefixes with no ROA:                        1152336
Total ASes present in the Internet Routing Table:                 72708
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           62326
Origin ASes announcing only one prefix:                           25657
Transit ASes present in the Internet Routing Table:               10382
Transit-only ASes present in the Internet Routing Table:            383
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 21299)                             246
Prefixes from unregistered ASNs in the Routing Table:               918
    Number of instances of unregistered ASNs:                       924
Number of 32-bit ASNs allocated by the RIRs:                      38490
Number of 32-bit ASNs visible in the Routing Table:               32021
Prefixes from 32-bit ASNs in the Routing Table:                  149388
Number of bogon 32-bit ASNs visible in the Routing Table:            54
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            526
Number of addresses announced to Internet:                   3068520448
    Equivalent to 182 /8s, 229 /16s and 232 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      295741

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

Prefixes being announced by APNIC Region ASes:                   226246
    Total APNIC prefixes after maximum aggregation:               65242
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          221185
    Unique aggregates announced from the APNIC address blocks:    93923
APNIC Region origin ASes present in the Internet Routing Table:   12292
    APNIC Prefixes per ASN:                                       17.99
APNIC Region origin ASes announcing only one prefix:               3512
APNIC Region transit ASes present in the Internet Routing Table:   1720
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7517
Number of APNIC addresses announced to Internet:              774039808
    Equivalent to 46 /8s, 34 /16s and 233 /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, 131072-151865
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:                    258066
    Total ARIN prefixes after maximum aggregation:               118730
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           258012
    Unique aggregates announced from the ARIN address blocks:    123230
ARIN Region origin ASes present in the Internet Routing Table:    18941
    ARIN Prefixes per ASN:                                        13.62
ARIN Region origin ASes announcing only one prefix:                6850
ARIN Region transit ASes present in the Internet Routing Table:    1947
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          38
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4321
Number of ARIN addresses announced to Internet:              1295964160
    Equivalent to 77 /8s, 62 /16s and 216 /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:                    245887
    Total RIPE prefixes after maximum aggregation:               114970
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           242259
    Unique aggregates announced from the RIPE address blocks:    148930
RIPE Region origin ASes present in the Internet Routing Table:    28172
    RIPE Prefixes per ASN:                                         8.60
RIPE Region origin ASes announcing only one prefix:               12128
RIPE Region transit ASes present in the Internet Routing Table:    3991
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10635
Number of RIPE addresses announced to Internet:               713369344
    Equivalent to 42 /8s, 133 /16s and 39 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  114589
    Total LACNIC prefixes after maximum aggregation:              27237
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         115304
    Unique aggregates announced from the LACNIC address blocks:   48578
LACNIC Region origin ASes present in the Internet Routing Table:  10937
    LACNIC Prefixes per ASN:                                      10.54
LACNIC Region origin ASes announcing only one prefix:              2648
LACNIC Region transit ASes present in the Internet Routing Table:  2200
Average LACNIC Region AS path length visible:                       6.4
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8622
Number of LACNIC addresses announced to Internet:             176630528
    Equivalent to 10 /8s, 135 /16s and 43 /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:                  31218
    Total AfriNIC prefixes after maximum aggregation:              5451
    AfriNIC Deaggregation factor:                                  5.73
Prefixes being announced from the AfriNIC address blocks:         39638
    Unique aggregates announced from the AfriNIC address blocks:  11825
AfriNIC Region origin ASes present in the Internet Routing Table:  1594
    AfriNIC Prefixes per ASN:                                     24.87
AfriNIC Region origin ASes announcing only one prefix:              519
AfriNIC Region transit ASes present in the Internet Routing Table:  309
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  926
Number of AfriNIC addresses announced to Internet:            108187136
    Equivalent to 6 /8s, 114 /16s and 206 /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        9046       8885      43  CHINAMOBILE-CN China Mobile Communicati
  7545        5864        788     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3606       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3492       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2315        475     235  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2286      11120     601  KIXS-AS-KR Korea Telecom, KR
 45090        2180       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2116        429     199  TATACOMM-AS TATA Communications formerl
 24560        2036        853     370  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        6216      10150    2647  AMAZON-02, US
 11492        4464        296     845  CABLEONE, US
 22773        3961       3010     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3903        264      30  VIASAT-SP-BACKBONE, US
 16625        3659       1889    2564  AKAMAI-AS, US
  6327        3365       1318      62  SHAW, CA
   749        2887      50780    2143  DNIC-AS-00749, US
 30036        2608        374     142  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4961     426  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       3035     508  CHARTER-20115, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6809       1720     154  UNI2-AS, ES
  8551        4004        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3889       3347     206  AKAMAI-ASN1, NL
 39891        3274        188      25  ALJAWWALSTC-AS, SA
 12389        2928       2274     905  ROSTELECOM-AS, RU
  9009        2469        250    1281  M247, GB
 34984        2219        357     602  TELLCOM-AS, TR
 58224        1789        928     582  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 25019        1467       1069     166  SAUDINETSTC-AS, SA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10614       3434     566  Uninet S.A. de C.V., MX
 10620        3454        518     721  Telmex Colombia S.A., CO
 11830        2460        369      62  Instituto Costarricense de Electricidad
 13999        1661        284     469  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1388       2331     247  CLARO S.A., BR
  3816        1248        659     145  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1136       2350     139  TIM SA, BR
  6147        1095        369      21  Telefonica del Peru S.A.A., PE
 11664        1001        191     448  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 37457        1938        326      60  Telkom-Internet, ZA
 24863        1605        393      21  LINKdotNET-AS, EG
 24835        1546        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         894         63      56  ORANGE-COTE-IVOIRE, CI
 36935         735        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         507         50      31  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10614       3434     566  Uninet S.A. de C.V., MX
  9808        9046       8885      43  CHINAMOBILE-CN China Mobile Communicati
 12479        6809       1720     154  UNI2-AS, ES
 16509        6216      10150    2647  AMAZON-02, US
  7545        5864        788     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4464        296     845  CABLEONE, US
  8551        4004        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3961       3010     362  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3903        264      30  VIASAT-SP-BACKBONE, US
 20940        3889       3347     206  AKAMAI-ASN1, NL

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9046         9003  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6809         6655  UNI2-AS, ES
  7545        5864         5172  TPG-INTERNET-AP TPG Telecom Limited, AU
  8551        4004         3965  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3903         3873  VIASAT-SP-BACKBONE, US
 20940        3889         3683  AKAMAI-ASN1, NL
 11492        4464         3619  CABLEONE, US
 22773        3961         3599  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3606         3586  VIETEL-AS-AP Viettel Group, VN
 16509        6216         3569  AMAZON-02, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              3356  LEVEL3, US
     17033  UNALLOCATED  8.48.225.0/24             3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL
198.51.100.0/24           29766  CHSPSC-29766, US

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

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US
23.252.164.0/24      Origin:    398968  GROUP-IID-01, US
23.252.164.0/24     Transit:       174  COGENT-174, US

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

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:39      /11:100     /12:301     
/13:590     /14:1203    /15:2069    /16:13579   /17:8341    /18:13849   
/19:24910   /20:41881   /21:50742   /22:107197  /23:94092   /24:518002  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        5767        6809  UNI2-AS, ES
  8151        4341       10614  Uninet S.A. de C.V., MX
  8551        3469        4004  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3414        4464  CABLEONE, US
  6327        3177        3365  SHAW, CA
  7155        2993        3903  VIASAT-SP-BACKBONE, US
 22773        2956        3961  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2810        3274  ALJAWWALSTC-AS, SA
 30036        2264        2608  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        1941        3454  Telmex Colombia S.A., CO

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

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

   1:1801      2:1006      3:153       4:9         5:3748      6:103    
   7:5         8:1541      9:1        11:172      12:1709     13:415    
  14:2371     15:156      16:38       17:372      18:139      20:170    
  21:4        22:188      23:5445     24:2318     25:6        27:2588   
  29:19       31:2404     32:98       34:1        35:55       36:1728   
  37:3942     38:2511     39:675      40:149      41:4336     42:938    
  43:2071     44:293      45:15994    46:3852     47:303      49:1618   
  50:1902     51:106      52:1354     53:1        54:290      55:747    
  56:8        57:57       58:1612     59:1060     60:954      61:2242   
  62:2452     63:1940     64:5477     65:2302     66:4900     67:2927   
  68:1179     69:4161     70:1345     71:672      72:3056     74:2630   
  75:1516     76:716      77:2133     78:1781     79:3097     80:1949   
  81:1533     82:1457     83:1198     84:1307     85:2888     86:710    
  87:1959     88:998      89:3148     90:505      91:7538     92:1879   
  93:2592     94:3251     95:3571     96:1308     97:345      98:991    
  99:864     100:75      101:1045    102:2128    103:28062   104:4108   
 105:2049    106:830     107:2460    108:769     109:4182    110:2052   
 111:3204    112:1963    113:1436    114:1518    115:1930    116:1856   
 117:2503    118:2247    119:1809    120:1630    121:976     122:2501   
 123:2085    124:1547    125:2031    128:1352    129:1257    130:918    
 131:2098    132:784     133:365     134:1928    135:288     136:858    
 137:862     138:2470    139:1217    140:880     141:1334    142:1251   
 143:1438    144:1232    145:342     146:1752    147:1459    148:2228   
 149:1671    150:847     151:1080    152:1824    153:448     154:3690   
 155:1334    156:1865    157:1214    158:1009    159:2030    160:2421   
 161:1296    162:3426    163:1214    164:1691    165:1602    166:612    
 167:1687    168:3690    169:719     170:4318    171:821     172:3007   
 173:3046    174:1014    175:1122    176:3512    177:4603    178:3020   
 179:2018    180:2274    181:2898    182:3189    183:1872    184:2391   
 185:19287   186:4327    187:3612    188:3824    189:3188    190:8877   
 191:1321    192:11022   193:8536    194:6955    195:4981    196:3077   
 197:2711    198:5997    199:5996    200:7546    201:5699    202:10141  
 203:10001   204:4524    205:3382    206:3827    207:3373    208:4001   
 209:4613    210:4004    211:2343    212:3922    213:3383    214:1143   
 215:64      216:6348    217:2721    218:1212    219:443     220:1950   
 221:986     222:686     223:2142   

End of report


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