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

REN Routing Table Report cscora at frr.nsrc.org
Wed Apr 20 18:40:52 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Wed 20 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:                              912673
    Prefixes after maximum aggregation (per Origin AS):          337574
    Deaggregation factor:                                          2.70
    Unique aggregates announced (without unneeded subnets):      430468
    Number of IPv4 prefixes with a valid ROA:                    660124
    Number of IPv4 prefixes with an invalid ROA:                   5902
    Number of IPv4 prefixes with no ROA:                        1159320
Total ASes present in the Internet Routing Table:                 73132
    Prefixes per ASN:                                             12.48
Origin-only ASes present in the Internet Routing Table:           62628
Origin ASes announcing only one prefix:                           25292
Transit ASes present in the Internet Routing Table:               10504
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:               944
    Number of instances of unregistered ASNs:                       950
Number of 32-bit ASNs allocated by the RIRs:                      39139
Number of 32-bit ASNs visible in the Routing Table:               32575
Prefixes from 32-bit ASNs in the Routing Table:                  159680
Number of bogon 32-bit ASNs visible in the Routing Table:            49
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            524
Number of addresses announced to Internet:                   3067115008
    Equivalent to 182 /8s, 208 /16s and 118 /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:      315007

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

Prefixes being announced by APNIC Region ASes:                   232281
    Total APNIC prefixes after maximum aggregation:               66209
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          227194
    Unique aggregates announced from the APNIC address blocks:    94717
APNIC Region origin ASes present in the Internet Routing Table:   12547
    APNIC Prefixes per ASN:                                       18.11
APNIC Region origin ASes announcing only one prefix:               3556
APNIC Region transit ASes present in the Internet Routing Table:   1738
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         29
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7781
Number of APNIC addresses announced to Internet:              773664768
    Equivalent to 46 /8s, 29 /16s and 48 /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:                    262247
    Total ARIN prefixes after maximum aggregation:               119919
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           262337
    Unique aggregates announced from the ARIN address blocks:    124467
ARIN Region origin ASes present in the Internet Routing Table:    19035
    ARIN Prefixes per ASN:                                        13.78
ARIN Region origin ASes announcing only one prefix:                6913
ARIN Region transit ASes present in the Internet Routing Table:    1959
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:    4453
Number of ARIN addresses announced to Internet:              1295316992
    Equivalent to 77 /8s, 52 /16s and 248 /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:                    260872
    Total RIPE prefixes after maximum aggregation:               117580
    RIPE Deaggregation factor:                                     2.22
Prefixes being announced from the RIPE address blocks:           258150
    Unique aggregates announced from the RIPE address blocks:    150661
RIPE Region origin ASes present in the Internet Routing Table:    28164
    RIPE Prefixes per ASN:                                         9.17
RIPE Region origin ASes announcing only one prefix:               12019
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:   10723
Number of RIPE addresses announced to Internet:               713904128
    Equivalent to 42 /8s, 141 /16s and 80 /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:                  124769
    Total LACNIC prefixes after maximum aggregation:              27573
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         124514
    Unique aggregates announced from the LACNIC address blocks:   48475
LACNIC Region origin ASes present in the Internet Routing Table:  10967
    LACNIC Prefixes per ASN:                                      11.35
LACNIC Region origin ASes announcing only one prefix:              2279
LACNIC Region transit ASes present in the Internet Routing Table:  2240
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:  8657
Number of LACNIC addresses announced to Internet:             176417536
    Equivalent to 10 /8s, 131 /16s and 235 /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:                  31560
    Total AfriNIC prefixes after maximum aggregation:              5569
    AfriNIC Deaggregation factor:                                  5.67
Prefixes being announced from the AfriNIC address blocks:         39954
    Unique aggregates announced from the AfriNIC address blocks:  11716
AfriNIC Region origin ASes present in the Internet Routing Table:  1627
    AfriNIC Prefixes per ASN:                                     24.56
AfriNIC Region origin ASes announcing only one prefix:              525
AfriNIC Region transit ASes present in the Internet Routing Table:  320
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:  961
Number of AfriNIC addresses announced to Internet:            107507712
    Equivalent to 6 /8s, 104 /16s and 112 /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        9221       8883      39  CHINAMOBILE-CN China Mobile Communicati
  7545        5913        789     697  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3610       1330      19  VIETEL-AS-AP Viettel Group, VN
 45899        3509       1880      56  VNPT-AS-VN VNPT Corp, VN
  7713        3501       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2399        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        2116        429     197  TATACOMM-AS TATA Communications formerl
 24560        2048        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        6206      10266    2697  AMAZON-02, US
 11492        4473        297     692  CABLEONE, US
 22773        3939       3077     364  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3615       1852    2552  AKAMAI-AS, US
  6327        3430       1318      61  SHAW, CA
   749        2881      50780    2137  DNIC-AS-00749, US
 30036        2618        374     126  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       4961     422  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2253       3042     494  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        6788       1730     147  UNI2-AS, ES
  9121        6720       1692      17  TTNET, TR
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3924       3348     214  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2925       2273     906  ROSTELECOM-AS, RU
  6849        2854        355      21  UKRTELNET, UA
  9009        2472        247    1283  M247, GB
 34984        2238        357     632  TELLCOM-AS, TR
 47331        2093        329    1602  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       10564       3391     560  Uninet S.A. de C.V., MX
 10620        3468        518     752  Telmex Colombia S.A., CO
 11830        2430        369      63  Instituto Costarricense de Electricidad
 13999        1752        296     469  Mega Cable, S.A. de C.V., MX
  6503        1454        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        1083        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        1928        322      60  Telkom-Internet, ZA
 24863        1660        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         908         65      59  ORANGE-COTE-IVOIRE, CI
 36935         773        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         499         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       10564       3391     560  Uninet S.A. de C.V., MX
  9808        9221       8883      39  CHINAMOBILE-CN China Mobile Communicati
 12479        6788       1730     147  UNI2-AS, ES
  9121        6720       1692      17  TTNET, TR
 16509        6206      10266    2697  AMAZON-02, US
  7545        5913        789     697  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4473        297     692  CABLEONE, US
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3939       3077     364  ASN-CXA-ALL-CCI-22773-RDC, US
 20940        3924       3348     214  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        9221         9182  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6720         6703  TTNET, TR
 12479        6788         6641  UNI2-AS, ES
  7545        5913         5216  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        4473         3781  CABLEONE, US
 20940        3924         3710  AKAMAI-ASN1, NL
  7552        3610         3591  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
23.135.40.0/24       Origin:      7018  ATT-INTERNET4, US
23.135.40.0/24      Transit:       174  COGENT-174, US
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

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     /14:1212    /15:2117    /16:13592   /17:8309    /18:14011   
/19:25235   /20:43254   /21:52708   /22:109355  /23:99427   /24:542393  
/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        5876        6720  TTNET, TR
 12479        5770        6788  UNI2-AS, ES
  8151        4222       10564  Uninet S.A. de C.V., MX
  8551        3476        4010  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3379        4473  CABLEONE, US
  6327        3243        3430  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2939        3939  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2706        2854  UKRTELNET, UA

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

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

   1:1935      2:1041      3:154       4:9         5:3908      6:103    
   7:5         8:1567      9:1        11:172      12:1710     13:298    
  14:2379     15:193      16:45       17:380      18:154      20:198    
  21:4        22:188      23:5628     24:2393     25:6        27:2659   
  29:19       31:2449     32:98       34:1        35:73       36:1784   
  37:4458     38:2820     39:735      40:163      41:4442     42:1088   
  43:2216     44:290      45:16994    46:4173     47:344      49:1685   
  50:1941     51:101      52:1412     53:1        54:363      55:714    
  56:8        57:65       58:1755     59:1122     60:957      61:2289   
  62:2580     63:1971     64:5536     65:2320     66:4942     67:3017   
  68:1228     69:4157     70:1338     71:666      72:3117     74:2692   
  75:1398     76:590      77:2297     78:3974     79:3119     80:2001   
  81:1763     82:1492     83:1215     84:1371     85:3685     86:708    
  87:2063     88:2734     89:3346     90:523      91:7728     92:2007   
  93:2617     94:3559     95:4807     96:1299     97:351      98:993    
  99:739     100:75      101:1287    102:2250    103:29085   104:4379   
 105:2042    106:856     107:2520    108:845     109:4240    110:2063   
 111:3259    112:2033    113:1487    114:1527    115:2085    116:1889   
 117:2538    118:2343    119:1869    120:1670    121:1041    122:2582   
 123:2152    124:1545    125:2076    128:1234    129:1162    130:982    
 131:2211    132:823     133:373     134:1931    135:298     136:886    
 137:872     138:2709    139:1500    140:866     141:1412    142:1299   
 143:1532    144:1215    145:344     146:1811    147:1503    148:2232   
 149:1745    150:869     151:1082    152:1859    153:539     154:3633   
 155:1438    156:1869    157:1234    158:1037    159:2105    160:2546   
 161:1318    162:3489    163:1273    164:1680    165:1647    166:703    
 167:1730    168:4051    169:740     170:4816    171:831     172:3142   
 173:3113    174:1022    175:1163    176:3584    177:5785    178:3523   
 179:2439    180:2276    181:3001    182:3205    183:1934    184:2387   
 185:19627   186:4808    187:4258    188:3974    189:3594    190:9025   
 191:1752    192:11044   193:8657    194:7019    195:5034    196:3169   
 197:2782    198:6059    199:6062    200:7896    201:5896    202:10316  
 203:10216   204:4565    205:3395    206:3804    207:3407    208:4085   
 209:4719    210:4115    211:2361    212:4067    213:3469    214:1110   
 215:66      216:6486    217:2768    218:1268    219:411     220:1951   
 221:983     222:670     223:2131   

End of report


More information about the ren-bgp-stats-all mailing list