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

REN Routing Table Report cscora at frr.nsrc.org
Tue Dec 27 18:40:16 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Tue 27 Dec, 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:                              935206
    Prefixes after maximum aggregation (per Origin AS):          347251
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      444326
    Number of IPv4 prefixes with a valid ROA:                    384220
    Number of IPv4 prefixes with an invalid ROA:                   2753
    Number of IPv4 prefixes with no ROA:                         548233
Total ASes present in the Internet Routing Table:                 74058
    Prefixes per ASN:                                             12.63
Origin-only ASes present in the Internet Routing Table:           63455
Origin ASes announcing only one prefix:                           25623
Transit ASes present in the Internet Routing Table:               10603
Transit-only ASes present in the Internet Routing Table:            431
Paths with bogon ASNs present in the IPv4 Routing Table:            130
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      59
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1061
    Number of instances of unregistered ASNs:                      1072
Number of 32-bit ASNs allocated by the RIRs:                      40976
Number of 32-bit ASNs visible in the Routing Table:               33973
Prefixes from 32-bit ASNs in the Routing Table:                  172804
Number of bogon 32-bit ASNs visible in the Routing Table:            78
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            521
Number of addresses announced to Internet:                   3065821696
    Equivalent to 182 /8s, 188 /16s and 186 /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:      323466

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

Prefixes being announced by APNIC Region ASes:                   236465
    Total APNIC prefixes after maximum aggregation:               68090
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          231391
    Unique aggregates announced from the APNIC address blocks:    97535
APNIC Region origin ASes present in the Internet Routing Table:   13169
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               3835
APNIC Region transit ASes present in the Internet Routing Table:   1780
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:   8456
Number of APNIC addresses announced to Internet:              773350912
    Equivalent to 46 /8s, 24 /16s and 102 /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:                    269359
    Total ARIN prefixes after maximum aggregation:               122063
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           270913
    Unique aggregates announced from the ARIN address blocks:    129485
ARIN Region origin ASes present in the Internet Routing Table:    19072
    ARIN Prefixes per ASN:                                        14.20
ARIN Region origin ASes announcing only one prefix:                6982
ARIN Region transit ASes present in the Internet Routing Table:    1967
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4708
Number of ARIN addresses announced to Internet:              1287915008
    Equivalent to 76 /8s, 196 /16s and 6 /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:                    267327
    Total RIPE prefixes after maximum aggregation:               122195
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           264051
    Unique aggregates announced from the RIPE address blocks:    155956
RIPE Region origin ASes present in the Internet Routing Table:    28235
    RIPE Prefixes per ASN:                                         9.35
RIPE Region origin ASes announcing only one prefix:               11996
RIPE Region transit ASes present in the Internet Routing Table:    4005
Average RIPE Region AS path length visible:                         5.3
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10970
Number of RIPE addresses announced to Internet:               719710976
    Equivalent to 42 /8s, 229 /16s and 235 /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:                  128279
    Total LACNIC prefixes after maximum aggregation:              28318
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         127491
    Unique aggregates announced from the LACNIC address blocks:   48909
LACNIC Region origin ASes present in the Internet Routing Table:  11007
    LACNIC Prefixes per ASN:                                      11.58
LACNIC Region origin ASes announcing only one prefix:              2245
LACNIC Region transit ASes present in the Internet Routing Table:  2312
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8774
Number of LACNIC addresses announced to Internet:             176053760
    Equivalent to 10 /8s, 126 /16s and 94 /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:                  32715
    Total AfriNIC prefixes after maximum aggregation:              5796
    AfriNIC Deaggregation factor:                                  5.64
Prefixes being announced from the AfriNIC address blocks:         40839
    Unique aggregates announced from the AfriNIC address blocks:  12019
AfriNIC Region origin ASes present in the Internet Routing Table:  1729
    AfriNIC Prefixes per ASN:                                     23.62
AfriNIC Region origin ASes announcing only one prefix:              565
AfriNIC Region transit ASes present in the Internet Routing Table:  330
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       59
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1065
Number of AfriNIC addresses announced to Internet:            108493568
    Equivalent to 6 /8s, 119 /16s and 123 /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        9171       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5946        787     703  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3624       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3522       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3371       1874      94  VNPT-AS-VN VNPT Corp, VN
  9498        2686        499     240  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2349        849     436  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2273      11247     591  KIXS-AS-KR Korea Telecom, KR
 45090        2197       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2161        440     215  TATACOMM-AS TATA Communications formerl

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        7728      10632    2937  AMAZON-02, US
 11492        4546        301     565  CABLEONE, US
  7155        3894        265      33  VIASAT-SP-BACKBONE, US
 22773        3705       3066     328  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3520       1320      63  SHAW, CA
 16625        3474       1799    2514  AKAMAI-AS, US
   749        3026      50577    2293  DNIC-AS-00749, US
  7018        2610      24131    1584  ATT-INTERNET4, US
396982        2574       3493     369  GOOGLE-CLOUD-PLATFORM, US
 30036        2563        368     393  MEDIACOM-ENTERPRISE-BUSINESS, 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        6960       1706     146  UNI2-AS, ES
  9121        6118       1692      17  TTNET, TR
 39891        4560        269      57  ALJAWWALSTC-AS, SA
 20940        4062       3400     181  AKAMAI-ASN1, NL
  8551        3697        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2915       2290     907  ROSTELECOM-AS, RU
 47331        2821        413    2129  TTNET, TR
  9009        2655        252    1361  M247, RO
 34984        2255        358     611  TELLCOM-AS, TR
  6849        2238        339      20  UKRTELNET, UA

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       10926       3340     593  Uninet S.A. de C.V., MX
 10620        3466        507     852  Telmex Colombia S.A., CO
 11830        2255        369      64  Instituto Costarricense de Electricidad
 13999        2194        358     586  Mega Cable, S.A. de C.V., MX
 28573        1341       2328     258  Claro NXT Telecomunicacoes Ltda, BR
  6503        1300        339     518  Axtel, S.A.B. de C.V., MX
  3816        1291        740     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1153        370      22  Telefonica del Peru S.A.A., PE
 11664        1132        186     467  Techtel LMDS Comunicaciones Interactiva
 26615         991       2466      43  TIM SA, BR

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        1895        326      57  Telkom-Internet, ZA
 24835        1516        537      32  RAYA-AS, EG
 24863        1467        393      21  LINKdotNET-AS, EG
 36992        1319       1517     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1013         67      40  ORANGE-COTE-IVOIRE, CI
 36935         882        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         502         51      35  WANANCHI-, KE
 37342         494         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       10926       3340     593  Uninet S.A. de C.V., MX
  9808        9171       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7728      10632    2937  AMAZON-02, US
 12479        6960       1706     146  UNI2-AS, ES
  9121        6118       1692      17  TTNET, TR
  7545        5946        787     703  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4560        269      57  ALJAWWALSTC-AS, SA
 11492        4546        301     565  CABLEONE, US
 20940        4062       3400     181  AKAMAI-ASN1, NL
  7155        3894        265      33  VIASAT-SP-BACKBONE, 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        9171         9124  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6960         6814  UNI2-AS, ES
  9121        6118         6101  TTNET, TR
  7545        5946         5243  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7728         4791  AMAZON-02, US
 39891        4560         4503  ALJAWWALSTC-AS, SA
 11492        4546         3981  CABLEONE, US
 20940        4062         3881  AKAMAI-ASN1, NL
  7155        3894         3861  VIASAT-SP-BACKBONE, US
  8551        3697         3659  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.12.76.0/24              3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.14.115.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     25674  UNALLOCATED  8.19.146.0/24             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
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.190.0/24      Origin:      7018  ATT-INTERNET4, US
23.131.190.0/24     Transit:       174  COGENT-174, US
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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      /10:38      /11:101     /12:297     
/13:586     /14:1207    /15:2101    /16:13578   /17:8383    /18:14080   
/19:25169   /20:43877   /21:52972   /22:111122  /23:101436  /24:560230  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 12479        6005        6960  UNI2-AS, ES
  9121        5294        6118  TTNET, TR
  8151        4912       10926  Uninet S.A. de C.V., MX
 39891        3551        4560  ALJAWWALSTC-AS, SA
 11492        3453        4546  CABLEONE, US
  6327        3328        3520  SHAW, CA
  8551        3162        3697  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        2983        3894  VIASAT-SP-BACKBONE, US
 22773        2731        3705  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2441        2821  TTNET, TR

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

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

   1:1624      2:1248      3:168       4:7         5:4339      6:110    
   7:5         8:1573      9:1        11:172      12:1599     13:368    
  14:2362     15:282      16:76       17:371      18:408      20:247    
  21:4        22:188      23:6026     24:2522     25:4        27:2792   
  29:19       31:2532     32:106      34:8        35:95       36:1854   
  37:4665     38:3975     39:823      40:154      41:4396     42:1045   
  43:2327     44:312      45:17674    46:4303     47:381      49:1720   
  50:1944     51:375      52:1543     54:395      55:734      56:8      
  57:89       58:1747     59:1111     60:1008     61:2474     62:2699   
  63:1949     64:5662     65:2341     66:4996     67:3071     68:1393   
  69:4173     70:1257     71:665      72:3067     74:2619     75:1472   
  76:595      77:2473     78:4033     79:2942     80:2088     81:1862   
  82:1493     83:1245     84:1511     85:3787     86:743      87:2023   
  88:2911     89:3579     90:592      91:7740     92:1993     93:2586   
  94:3577     95:4868     96:1315     97:345      98:1180     99:741    
 100:75      101:1294    102:2889    103:30900   104:4620    105:1993   
 106:849     107:2546    108:925     109:4425    110:2045    111:3269   
 112:2029    113:1530    114:1614    115:2134    116:1881    117:2489   
 118:2287    119:1887    120:1700    121:1058    122:2606    123:2183   
 124:1527    125:2280    128:1321    129:1139    130:986     131:2195   
 132:863     133:404     134:1899    135:340     136:888     137:931    
 138:2858    139:1502    140:1029    141:1493    142:1420    143:1531   
 144:1191    145:353     146:1900    147:1532    148:2291    149:1858   
 150:876     151:1148    152:1972    153:559     154:3906    155:1414   
 156:1647    157:1302    158:1049    159:2234    160:2678    161:1432   
 162:3583    163:1504    164:1742    165:1703    166:819     167:1752   
 168:4182    169:949     170:5000    171:887     172:3531    173:3085   
 174:1026    175:1180    176:3696    177:6141    178:3546    179:2606   
 180:2382    181:3451    182:3241    183:1916    184:2366    185:20161  
 186:5066    187:4553    188:4224    189:3870    190:9201    191:1830   
 192:11017   193:8870    194:7254    195:5179    196:3220    197:2766   
 198:6001    199:6123    200:8109    201:6132    202:10470   203:10210  
 204:4614    205:3517    206:3876    207:3401    208:4135    209:4859   
 210:4235    211:2399    212:4136    213:3578    214:1104    215:55     
 216:6639    217:2750    218:1266    219:415     220:2032    221:956    
 222:663     223:1981   

End of report


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