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

REN Routing Table Report cscora at frr.nsrc.org
Thu Apr 14 18:40:35 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Thu 14 Apr, 2022

  IPv4 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:                              912890
    Prefixes after maximum aggregation (per Origin AS):          337169
    Deaggregation factor:                                          2.71
    Unique aggregates announced (without unneeded subnets):      429937
    Number of IPv4 prefixes with a valid ROA:                    659452
    Number of IPv4 prefixes with an invalid ROA:                   5834
    Number of IPv4 prefixes with no ROA:                        1160494
Total ASes present in the Internet Routing Table:                 73083
    Prefixes per ASN:                                             12.49
Origin-only ASes present in the Internet Routing Table:           62594
Origin ASes announcing only one prefix:                           25250
Transit ASes present in the Internet Routing Table:               10489
Transit-only ASes present in the Internet Routing Table:            384
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 51196)                             246
Prefixes from unregistered ASNs in the Routing Table:              1110
    Number of instances of unregistered ASNs:                      1118
Number of 32-bit ASNs allocated by the RIRs:                      39086
Number of 32-bit ASNs visible in the Routing Table:               32524
Prefixes from 32-bit ASNs in the Routing Table:                  159242
Number of bogon 32-bit ASNs visible in the Routing Table:            57
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            689
Number of addresses announced to Internet:                   3067310336
    Equivalent to 182 /8s, 211 /16s and 113 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      314910

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

Prefixes being announced by APNIC Region ASes:                   232455
    Total APNIC prefixes after maximum aggregation:               66104
    APNIC Deaggregation factor:                                    3.52
Prefixes being announced from the APNIC address blocks:          227291
    Unique aggregates announced from the APNIC address blocks:    94594
APNIC Region origin ASes present in the Internet Routing Table:   12531
    APNIC Prefixes per ASN:                                       18.14
APNIC Region origin ASes announcing only one prefix:               3544
APNIC Region transit ASes present in the Internet Routing Table:   1738
Average APNIC Region AS path length visible:                        6.1
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7767
Number of APNIC addresses announced to Internet:              773584640
    Equivalent to 46 /8s, 27 /16s and 247 /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:                    262239
    Total ARIN prefixes after maximum aggregation:               119751
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           262309
    Unique aggregates announced from the ARIN address blocks:    124290
ARIN Region origin ASes present in the Internet Routing Table:    19025
    ARIN Prefixes per ASN:                                        13.79
ARIN Region origin ASes announcing only one prefix:                6908
ARIN Region transit ASes present in the Internet Routing Table:    1963
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          39
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4442
Number of ARIN addresses announced to Internet:              1295223808
    Equivalent to 77 /8s, 51 /16s and 140 /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:                    260674
    Total RIPE prefixes after maximum aggregation:               117426
    RIPE Deaggregation factor:                                     2.22
Prefixes being announced from the RIPE address blocks:           258027
    Unique aggregates announced from the RIPE address blocks:    150451
RIPE Region origin ASes present in the Internet Routing Table:    28139
    RIPE Prefixes per ASN:                                         9.17
RIPE Region origin ASes announcing only one prefix:               11998
RIPE Region transit ASes present in the Internet Routing Table:    4031
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10698
Number of RIPE addresses announced to Internet:               714196736
    Equivalent to 42 /8s, 145 /16s and 199 /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:                  124845
    Total LACNIC prefixes after maximum aggregation:              27564
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         124624
    Unique aggregates announced from the LACNIC address blocks:   48299
LACNIC Region origin ASes present in the Internet Routing Table:  10964
    LACNIC Prefixes per ASN:                                      11.37
LACNIC Region origin ASes announcing only one prefix:              2275
LACNIC Region transit ASes present in the Internet Routing Table:  2230
Average LACNIC Region AS path length visible:                       6.3
    Max LACNIC Region AS path length visible:                        65
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8654
Number of LACNIC addresses announced to Internet:             176420864
    Equivalent to 10 /8s, 131 /16s and 248 /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:                  31567
    Total AfriNIC prefixes after maximum aggregation:              5555
    AfriNIC Deaggregation factor:                                  5.68
Prefixes being announced from the AfriNIC address blocks:         39950
    Unique aggregates announced from the AfriNIC address blocks:  11740
AfriNIC Region origin ASes present in the Internet Routing Table:  1630
    AfriNIC Prefixes per ASN:                                     24.51
AfriNIC Region origin ASes announcing only one prefix:              525
AfriNIC Region transit ASes present in the Internet Routing Table:  327
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  963
Number of AfriNIC addresses announced to Internet:            107416064
    Equivalent to 6 /8s, 103 /16s and 10 /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        9209       8879      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5909        789     698  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3584       1330      19  VIETEL-AS-AP Viettel Group, VN
 45899        3515       1880      56  VNPT-AS-VN VNPT Corp, VN
  7713        3499       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2395        491     239  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2254      11119     595  KIXS-AS-KR Korea Telecom, KR
 45090        2177       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2116        429     197  TATACOMM-AS TATA Communications formerl
 24560        2044        855     372  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        6202      10268    2700  AMAZON-02, US
 11492        4472        297     692  CABLEONE, US
 22773        3929       3058     360  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3622       1858    2556  AKAMAI-AS, US
  6327        3430       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2616        374     119  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4961     422  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2253       3042     501  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        6823       1730     149  UNI2-AS, ES
  9121        6714       1692      17  TTNET, TR
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3926       3360     199  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2928       2274     909  ROSTELECOM-AS, RU
  6849        2864        355      21  UKRTELNET, UA
  9009        2463        245    1274  M247, GB
 34984        2233        357     629  TELLCOM-AS, TR
 47331        2089        329    1599  TTNET, TR

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       10540       3391     557  Uninet S.A. de C.V., MX
 10620        3465        518     757  Telmex Colombia S.A., CO
 11830        2427        369      63  Instituto Costarricense de Electricidad
 13999        1734        294     473  Mega Cable, S.A. de C.V., MX
  6503        1453        355     524  Axtel, S.A.B. de C.V., MX
 28573        1385       2333     253  CLARO S.A., BR
  3816        1255        667     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1086        369      21  Telefonica del Peru S.A.A., PE
 11664        1009        193     449  Techtel LMDS Comunicaciones Interactiva
 11172         960        133      63  Alestra, S. de R.L. de C.V., MX

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        1645        393      21  LINKdotNET-AS, EG
 24835        1473        523      33  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         902         65      59  ORANGE-COTE-IVOIRE, CI
 36935         771        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         501         50      30  WANANCHI-, KE
 37342         469         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       10540       3391     557  Uninet S.A. de C.V., MX
  9808        9209       8879      37  CHINAMOBILE-CN China Mobile Communicati
 12479        6823       1730     149  UNI2-AS, ES
  9121        6714       1692      17  TTNET, TR
 16509        6202      10268    2700  AMAZON-02, US
  7545        5909        789     698  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4472        297     692  CABLEONE, US
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3929       3058     360  ASN-CXA-ALL-CCI-22773-RDC, US
 20940        3926       3360     199  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        9209         9172  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6714         6697  TTNET, TR
 12479        6823         6674  UNI2-AS, ES
  7545        5909         5211  TPG-INTERNET-AP TPG Telecom Limited, AU
  8551        4010         3971  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3900         3869  VIASAT-SP-BACKBONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 11492        4472         3780  CABLEONE, US
 20940        3926         3727  AKAMAI-ASN1, NL
 22773        3929         3569  ASN-CXA-ALL-CCI-22773-RDC, 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
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     19397  UNALLOCATED  8.5.244.0/24               174  COGENT-174, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     19397  UNALLOCATED  8.15.12.0/24              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

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
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW

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     /12:304     
/13:588     /14:1213    /15:2118    /16:13591   /17:8293    /18:14001   
/19:25229   /20:43243   /21:52707   /22:109268  /23:99386   /24:542781  
/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
  9121        5870        6714  TTNET, TR
 12479        5801        6823  UNI2-AS, ES
  8151        4202       10540  Uninet S.A. de C.V., MX
  8551        3476        4010  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3378        4472  CABLEONE, US
  6327        3243        3430  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2932        3929  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2716        2864  UKRTELNET, UA

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

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

   1:1934      2:1039      3:154       4:9         5:3903      6:103    
   7:5         8:1563      9:1        11:172      12:1707     13:291    
  14:2385     15:191      16:45       17:381      18:155      20:198    
  21:4        22:188      23:5612     24:2385     25:4        27:2660   
  29:19       31:2444     32:97       34:1        35:72       36:1781   
  37:4468     38:2792     39:728      40:163      41:4439     42:1089   
  43:2201     44:289      45:17065    46:4183     47:337      49:1663   
  50:1946     51:101      52:1409     53:1        54:363      55:709    
  56:8        57:65       58:1759     59:1119     60:957      61:2287   
  62:2578     63:1976     64:5533     65:2320     66:4954     67:3016   
  68:1212     69:4168     70:1340     71:666      72:3116     74:2693   
  75:1398     76:589      77:2284     78:3975     79:3112     80:2011   
  81:1777     82:1489     83:1208     84:1368     85:3689     86:710    
  87:2062     88:2731     89:3337     90:526      91:7734     92:2009   
  93:2617     94:3544     95:4800     96:1296     97:347      98:990    
  99:740     100:74      101:1290    102:2251    103:29251   104:4387   
 105:2052    106:855     107:2541    108:842     109:4248    110:2059   
 111:3258    112:2030    113:1487    114:1520    115:2079    116:1893   
 117:2542    118:2330    119:1867    120:1670    121:1037    122:2577   
 123:2149    124:1546    125:2075    128:1227    129:1287    130:984    
 131:2233    132:822     133:373     134:1929    135:296     136:885    
 137:883     138:2722    139:1496    140:860     141:1413    142:1304   
 143:1542    144:1247    145:344     146:1806    147:1505    148:2235   
 149:1709    150:873     151:1083    152:1851    153:539     154:3643   
 155:1445    156:1870    157:1233    158:1037    159:2092    160:2548   
 161:1318    162:3486    163:1270    164:1677    165:1646    166:705    
 167:1732    168:4049    169:738     170:4855    171:827     172:3149   
 173:3116    174:1020    175:1167    176:3560    177:5773    178:3518   
 179:2439    180:2282    181:2999    182:3207    183:1931    184:2385   
 185:19625   186:4858    187:4235    188:3989    189:3574    190:9050   
 191:1753    192:11037   193:8635    194:7016    195:5021    196:3163   
 197:2787    198:6064    199:6061    200:7899    201:5894    202:10384  
 203:10230   204:4562    205:3392    206:3810    207:3411    208:4085   
 209:4723    210:4114    211:2360    212:4052    213:3464    214:1158   
 215:67      216:6489    217:2776    218:1266    219:411     220:1949   
 221:982     222:670     223:2131   

End of report


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