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

REN Routing Table Report cscora at frr.nsrc.org
Fri Apr 22 18:40:26 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Fri 22 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:                              911550
    Prefixes after maximum aggregation (per Origin AS):          337593
    Deaggregation factor:                                          2.70
    Unique aggregates announced (without unneeded subnets):      430700
    Number of IPv4 prefixes with a valid ROA:                    661229
    Number of IPv4 prefixes with an invalid ROA:                   5909
    Number of IPv4 prefixes with no ROA:                        1155962
Total ASes present in the Internet Routing Table:                 73166
    Prefixes per ASN:                                             12.46
Origin-only ASes present in the Internet Routing Table:           62662
Origin ASes announcing only one prefix:                           25312
Transit ASes present in the Internet Routing Table:               10504
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 ( 51196)                             246
Prefixes from unregistered ASNs in the Routing Table:               929
    Number of instances of unregistered ASNs:                       935
Number of 32-bit ASNs allocated by the RIRs:                      39170
Number of 32-bit ASNs visible in the Routing Table:               32604
Prefixes from 32-bit ASNs in the Routing Table:                  159800
Number of bogon 32-bit ASNs visible in the Routing Table:            48
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            511
Number of addresses announced to Internet:                   3067154432
    Equivalent to 182 /8s, 209 /16s and 16 /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:      313715

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

Prefixes being announced by APNIC Region ASes:                   232140
    Total APNIC prefixes after maximum aggregation:               66211
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          227095
    Unique aggregates announced from the APNIC address blocks:    94732
APNIC Region origin ASes present in the Internet Routing Table:   12563
    APNIC Prefixes per ASN:                                       18.08
APNIC Region origin ASes announcing only one prefix:               3562
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:   7795
Number of APNIC addresses announced to Internet:              773621760
    Equivalent to 46 /8s, 28 /16s and 136 /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:                    262566
    Total ARIN prefixes after maximum aggregation:               119937
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           262642
    Unique aggregates announced from the ARIN address blocks:    124651
ARIN Region origin ASes present in the Internet Routing Table:    19049
    ARIN Prefixes per ASN:                                        13.79
ARIN Region origin ASes announcing only one prefix:                6920
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:    4463
Number of ARIN addresses announced to Internet:              1295405824
    Equivalent to 77 /8s, 54 /16s and 83 /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:                    261059
    Total RIPE prefixes after maximum aggregation:               117588
    RIPE Deaggregation factor:                                     2.22
Prefixes being announced from the RIPE address blocks:           258334
    Unique aggregates announced from the RIPE address blocks:    150658
RIPE Region origin ASes present in the Internet Routing Table:    28166
    RIPE Prefixes per ASN:                                         9.17
RIPE Region origin ASes announcing only one prefix:               12008
RIPE Region transit ASes present in the Internet Routing Table:    4029
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:   10724
Number of RIPE addresses announced to Internet:               713942016
    Equivalent to 42 /8s, 141 /16s and 228 /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:                  124619
    Total LACNIC prefixes after maximum aggregation:              27567
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         124377
    Unique aggregates announced from the LACNIC address blocks:   48475
LACNIC Region origin ASes present in the Internet Routing Table:  10969
    LACNIC Prefixes per ASN:                                      11.34
LACNIC Region origin ASes announcing only one prefix:              2293
LACNIC Region transit ASes present in the Internet Routing Table:  2236
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:  8656
Number of LACNIC addresses announced to Internet:             176428800
    Equivalent to 10 /8s, 132 /16s and 23 /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:                  30237
    Total AfriNIC prefixes after maximum aggregation:              5570
    AfriNIC Deaggregation factor:                                  5.43
Prefixes being announced from the AfriNIC address blocks:         38591
    Unique aggregates announced from the AfriNIC address blocks:  11740
AfriNIC Region origin ASes present in the Internet Routing Table:  1634
    AfriNIC Prefixes per ASN:                                     23.62
AfriNIC Region origin ASes announcing only one prefix:              529
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:  966
Number of AfriNIC addresses announced to Internet:            107471104
    Equivalent to 6 /8s, 103 /16s and 225 /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        9134       8883      39  CHINAMOBILE-CN China Mobile Communicati
  7545        5911        789     696  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3592       1330      19  VIETEL-AS-AP Viettel Group, VN
 45899        3513       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        2118        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      10264    2697  AMAZON-02, US
 11492        4474        297     690  CABLEONE, US
 22773        3934       3058     359  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3900        264      31  VIASAT-SP-BACKBONE, US
 16625        3615       1853    2553  AKAMAI-AS, US
  6327        3430       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2617        374     132  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       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        6787       1730     150  UNI2-AS, ES
  9121        6720       1692      17  TTNET, TR
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3931       3348     213  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
  6849        2941        355      21  UKRTELNET, UA
 12389        2924       2273     907  ROSTELECOM-AS, RU
  9009        2472        247    1282  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       10587       3391     559  Uninet S.A. de C.V., MX
 10620        3469        518     748  Telmex Colombia S.A., CO
 11830        2430        369      63  Instituto Costarricense de Electricidad
 13999        1756        296     471  Mega Cable, S.A. de C.V., MX
  6503        1454        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
 24863        1656        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         906         65      58  ORANGE-COTE-IVOIRE, CI
 36935         773        520      42  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 37457         610        322      53  Telkom-Internet, ZA
 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       10587       3391     559  Uninet S.A. de C.V., MX
  9808        9134       8883      39  CHINAMOBILE-CN China Mobile Communicati
 12479        6787       1730     150  UNI2-AS, ES
  9121        6720       1692      17  TTNET, TR
 16509        6206      10264    2697  AMAZON-02, US
  7545        5911        789     696  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4474        297     690  CABLEONE, US
  8551        4010        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3934       3058     359  ASN-CXA-ALL-CCI-22773-RDC, US
 20940        3931       3348     213  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        9134         9095  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6720         6703  TTNET, TR
 12479        6787         6637  UNI2-AS, ES
  7545        5911         5215  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        4474         3784  CABLEONE, US
 20940        3931         3718  AKAMAI-ASN1, NL
 22773        3934         3575  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, 
     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
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.135.82.0/24       Origin:    206203  ASHNET-AS, US
23.135.82.0/24      Transit:     20473  AS-CHOOPA, US
23.135.104.0/24      Origin:      3257  GTT-BACKBONE GTT, US
23.135.104.0/24     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 

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    /16:13592   /17:8307    /18:14019   
/19:25245   /20:43287   /21:52703   /22:109364  /23:99423   /24:541214  
/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        5769        6787  UNI2-AS, ES
  8151        4243       10587  Uninet S.A. de C.V., MX
  8551        3476        4010  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3380        4474  CABLEONE, US
  6327        3243        3430  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2990        3900  VIASAT-SP-BACKBONE, US
 22773        2939        3934  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      2:1040      3:155       4:9         5:3905      6:103    
   7:5         8:1567      9:1        11:172      12:1709     13:299    
  14:2372     15:192      16:45       17:381      18:156      20:198    
  21:4        22:188      23:5642     24:2393     25:6        27:2660   
  29:19       31:2441     32:97       34:1        35:73       36:1780   
  37:4463     38:2836     39:701      40:163      41:4444     42:1079   
  43:2218     44:292      45:16975    46:4178     47:337      49:1687   
  50:1944     51:102      52:1415     54:363      55:716      56:8      
  57:65       58:1760     59:1121     60:957      61:2289     62:2582   
  63:1973     64:5535     65:2316     66:4952     67:3012     68:1223   
  69:4159     70:1338     71:666      72:3116     74:2690     75:1397   
  76:589      77:2296     78:3974     79:3114     80:2001     81:1766   
  82:1503     83:1217     84:1371     85:3689     86:709      87:2061   
  88:2736     89:3341     90:523      91:7740     92:2008     93:2616   
  94:3561     95:4811     96:1296     97:352      98:993      99:736    
 100:75      101:1288    102:2261    103:29127   104:4378    105:753    
 106:856     107:2518    108:849     109:4239    110:2062    111:3240   
 112:2032    113:1493    114:1522    115:2081    116:1885    117:2527   
 118:2339    119:1854    120:1658    121:1043    122:2584    123:2149   
 124:1544    125:2076    128:1241    129:1166    130:984     131:2213   
 132:819     133:373     134:1927    135:298     136:887     137:872    
 138:2702    139:1503    140:866     141:1412    142:1299    143:1537   
 144:1215    145:345     146:1818    147:1501    148:2223    149:1733   
 150:867     151:1083    152:1862    153:539     154:3641    155:1432   
 156:1866    157:1237    158:1039    159:2122    160:2551    161:1326   
 162:3491    163:1273    164:1677    165:1650    166:704     167:1725   
 168:4045    169:863     170:4813    171:832     172:3146    173:3113   
 174:1023    175:1167    176:3579    177:5757    178:3539    179:2430   
 180:2278    181:3019    182:3205    183:1933    184:2390    185:19628  
 186:4788    187:4272    188:3975    189:3586    190:9020    191:1736   
 192:11043   193:8665    194:7033    195:5041    196:3162    197:2764   
 198:6053    199:6065    200:7881    201:5907    202:10302   203:10227  
 204:4567    205:3407    206:3804    207:3399    208:4092    209:4699   
 210:4110    211:2360    212:4071    213:3471    214:1160    215:67     
 216:6480    217:2766    218:1266    219:411     220:1952    221:983    
 222:670     223:2124   

End of report


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