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

REN Routing Table Report cscora at frr.nsrc.org
Mon Apr 25 18:40:42 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Mon 25 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:                              912968
    Prefixes after maximum aggregation (per Origin AS):          337660
    Deaggregation factor:                                          2.70
    Unique aggregates announced (without unneeded subnets):      430813
    Number of IPv4 prefixes with a valid ROA:                    663149
    Number of IPv4 prefixes with an invalid ROA:                   5865
    Number of IPv4 prefixes with no ROA:                        1156922
Total ASes present in the Internet Routing Table:                 73196
    Prefixes per ASN:                                             12.47
Origin-only ASes present in the Internet Routing Table:           62684
Origin ASes announcing only one prefix:                           25316
Transit ASes present in the Internet Routing Table:               10512
Transit-only ASes present in the Internet Routing Table:            380
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:              1049
    Number of instances of unregistered ASNs:                      1056
Number of 32-bit ASNs allocated by the RIRs:                      39201
Number of 32-bit ASNs visible in the Routing Table:               32631
Prefixes from 32-bit ASNs in the Routing Table:                  159803
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            503
Number of addresses announced to Internet:                   3067255296
    Equivalent to 182 /8s, 210 /16s and 154 /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:               99.6
Total number of prefixes smaller than registry allocations:      315126

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

Prefixes being announced by APNIC Region ASes:                   232110
    Total APNIC prefixes after maximum aggregation:               66250
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          227031
    Unique aggregates announced from the APNIC address blocks:    94751
APNIC Region origin ASes present in the Internet Routing Table:   12582
    APNIC Prefixes per ASN:                                       18.04
APNIC Region origin ASes announcing only one prefix:               3567
APNIC Region transit ASes present in the Internet Routing Table:   1741
Average APNIC Region AS path length visible:                        6.1
    Max APNIC Region AS path length visible:                         32
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7812
Number of APNIC addresses announced to Internet:              773714944
    Equivalent to 46 /8s, 29 /16s and 244 /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:                    262892
    Total ARIN prefixes after maximum aggregation:               119993
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           263017
    Unique aggregates announced from the ARIN address blocks:    124758
ARIN Region origin ASes present in the Internet Routing Table:    19050
    ARIN Prefixes per ASN:                                        13.81
ARIN Region origin ASes announcing only one prefix:                6918
ARIN Region transit ASes present in the Internet Routing Table:    1963
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          39
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4468
Number of ARIN addresses announced to Internet:              1295427584
    Equivalent to 77 /8s, 54 /16s and 168 /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:                    260860
    Total RIPE prefixes after maximum aggregation:               117600
    RIPE Deaggregation factor:                                     2.22
Prefixes being announced from the RIPE address blocks:           258299
    Unique aggregates announced from the RIPE address blocks:    150669
RIPE Region origin ASes present in the Internet Routing Table:    28182
    RIPE Prefixes per ASN:                                         9.17
RIPE Region origin ASes announcing only one prefix:               12013
RIPE Region transit ASes present in the Internet Routing Table:    4040
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:   10730
Number of RIPE addresses announced to Internet:               713925632
    Equivalent to 42 /8s, 141 /16s and 164 /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:                  124539
    Total LACNIC prefixes after maximum aggregation:              27530
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         124255
    Unique aggregates announced from the LACNIC address blocks:   48473
LACNIC Region origin ASes present in the Internet Routing Table:  10968
    LACNIC Prefixes per ASN:                                      11.33
LACNIC Region origin ASes announcing only one prefix:              2287
LACNIC Region transit ASes present in the Internet Routing Table:  2243
Average LACNIC Region AS path length visible:                       6.2
    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:             176432384
    Equivalent to 10 /8s, 132 /16s and 37 /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:                  31518
    Total AfriNIC prefixes after maximum aggregation:              5576
    AfriNIC Deaggregation factor:                                  5.65
Prefixes being announced from the AfriNIC address blocks:         39863
    Unique aggregates announced from the AfriNIC address blocks:  11723
AfriNIC Region origin ASes present in the Internet Routing Table:  1637
    AfriNIC Prefixes per ASN:                                     24.35
AfriNIC Region origin ASes announcing only one prefix:              531
AfriNIC Region transit ASes present in the Internet Routing Table:  327
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  967
Number of AfriNIC addresses announced to Internet:            107472640
    Equivalent to 6 /8s, 103 /16s and 231 /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        9140       8883      39  CHINAMOBILE-CN China Mobile Communicati
  7545        5908        789     696  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3593       1330      19  VIETEL-AS-AP Viettel Group, VN
 45899        3512       1880      56  VNPT-AS-VN VNPT Corp, VN
  7713        3501       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2401        491     239  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2250      11119     591  KIXS-AS-KR Korea Telecom, KR
 45090        2187       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2117        429     197  TATACOMM-AS TATA Communications formerl
 24560        2049        855     376  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        6250      10274    2709  AMAZON-02, US
 11492        4474        297     690  CABLEONE, US
 22773        3932       3058     359  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3609       1850    2548  AKAMAI-AS, US
  6327        3430       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2614        373     141  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       4961     422  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2255       3051     492  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        6772       1730     150  UNI2-AS, ES
  9121        6725       1692      17  TTNET, TR
  8551        4008        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3936       3348     213  AKAMAI-ASN1, NL
 39891        3683        212      32  ALJAWWALSTC-AS, SA
  6849        2941        355      21  UKRTELNET, UA
 12389        2923       2273     908  ROSTELECOM-AS, RU
  9009        2477        247    1287  M247, GB
 34984        2239        358     633  TELLCOM-AS, TR
 47331        2094        329    1603  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       10593       3391     560  Uninet S.A. de C.V., MX
 10620        3472        519     741  Telmex Colombia S.A., CO
 11830        2433        369      63  Instituto Costarricense de Electricidad
 13999        1755        296     470  Mega Cable, S.A. de C.V., MX
  6503        1455        355     525  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        1085        369      21  Telefonica del Peru S.A.A., PE
 11664        1023        191     447  Techtel LMDS Comunicaciones Interactiva
 11172         961        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        1941        322      60  Telkom-Internet, ZA
 24863        1653        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         907         65      58  ORANGE-COTE-IVOIRE, CI
 36935         773        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         498         50      30  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       10593       3391     560  Uninet S.A. de C.V., MX
  9808        9140       8883      39  CHINAMOBILE-CN China Mobile Communicati
 12479        6772       1730     150  UNI2-AS, ES
  9121        6725       1692      17  TTNET, TR
 16509        6250      10274    2709  AMAZON-02, US
  7545        5908        789     696  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4474        297     690  CABLEONE, US
  8551        4008        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3936       3348     213  AKAMAI-ASN1, NL
 22773        3932       3058     359  ASN-CXA-ALL-CCI-22773-RDC, US

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        9140         9101  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6725         6708  TTNET, TR
 12479        6772         6622  UNI2-AS, ES
  7545        5908         5212  TPG-INTERNET-AP TPG Telecom Limited, AU
  8551        4008         3969  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3900         3869  VIASAT-SP-BACKBONE, US
 11492        4474         3784  CABLEONE, US
 20940        3936         3723  AKAMAI-ASN1, NL
 39891        3683         3651  ALJAWWALSTC-AS, SA
  7552        3593         3574  VIETEL-AS-AP Viettel Group, VN

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, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, 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

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      /10:40      /11:100     /12:304     
/13:590     /14:1214    /15:2119    /16:13587   /17:8298    /18:14019   
/19:25240   /20:43302   /21:52694   /22:109348  /23:99377   /24:542707  
/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        5881        6725  TTNET, TR
 12479        5753        6772  UNI2-AS, ES
  8151        4249       10593  Uninet S.A. de C.V., MX
  8551        3474        4008  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3380        4474  CABLEONE, US
  6327        3243        3430  SHAW, CA
 39891        3003        3683  ALJAWWALSTC-AS, SA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2937        3932  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2786        2941  UKRTELNET, UA

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

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

   1:1935      2:1043      3:154       4:9         5:3906      6:102    
   7:5         8:1568      9:1        11:172      12:1709     13:299    
  14:2372     15:192      16:45       17:381      18:159      20:198    
  21:4        22:188      23:5656     24:2393     25:6        27:2658   
  29:19       31:2438     32:97       34:2        35:73       36:1781   
  37:4466     38:2853     39:701      40:163      41:4411     42:1090   
  43:2208     44:292      45:16966    46:4172     47:338      49:1688   
  50:2173     51:102      52:1419     54:363      55:715      56:8      
  57:65       58:1761     59:1122     60:957      61:2288     62:2581   
  63:1973     64:5531     65:2338     66:4957     67:3014     68:1225   
  69:4161     70:1339     71:666      72:3117     74:2688     75:1397   
  76:590      77:2300     78:3979     79:3114     80:1999     81:1766   
  82:1502     83:1217     84:1369     85:3680     86:707      87:2054   
  88:2736     89:3346     90:523      91:7740     92:2013     93:2613   
  94:3561     95:4813     96:1297     97:353      98:992      99:737    
 100:75      101:1277    102:2262    103:29134   104:4381    105:2053   
 106:856     107:2520    108:851     109:4239    110:2039    111:3240   
 112:2031    113:1492    114:1521    115:2085    116:1886    117:2526   
 118:2333    119:1847    120:1661    121:1043    122:2585    123:2143   
 124:1543    125:2079    128:1242    129:1167    130:983     131:2216   
 132:812     133:372     134:1923    135:296     136:892     137:869    
 138:2705    139:1500    140:866     141:1418    142:1300    143:1537   
 144:1218    145:344     146:1824    147:1484    148:2231    149:1731   
 150:867     151:1078    152:1854    153:539     154:3632    155:1431   
 156:1864    157:1238    158:1042    159:2128    160:2551    161:1323   
 162:3480    163:1273    164:1677    165:1644    166:704     167:1725   
 168:4050    169:859     170:4871    171:832     172:3148    173:3115   
 174:1023    175:1157    176:3582    177:5739    178:3541    179:2431   
 180:2277    181:3012    182:3208    183:1937    184:2390    185:19608  
 186:4736    187:4243    188:3971    189:3594    190:9019    191:1745   
 192:11035   193:8662    194:7034    195:5043    196:3172    197:2784   
 198:6048    199:6065    200:7876    201:5916    202:10294   203:10236  
 204:4565    205:3430    206:3802    207:3401    208:4088    209:4710   
 210:4110    211:2361    212:4074    213:3471    214:1160    215:67     
 216:6487    217:2769    218:1263    219:410     220:1952    221:982    
 222:672     223:2124   

End of report


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