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

REN Routing Table Report cscora at frr.nsrc.org
Tue Dec 13 18:41:17 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Tue 13 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:                              934366
    Prefixes after maximum aggregation (per Origin AS):          346763
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      443250
    Number of IPv4 prefixes with a valid ROA:                    383696
    Number of IPv4 prefixes with an invalid ROA:                   2714
    Number of IPv4 prefixes with no ROA:                         547956
Total ASes present in the Internet Routing Table:                 73918
    Prefixes per ASN:                                             12.64
Origin-only ASes present in the Internet Routing Table:           63802
Origin ASes announcing only one prefix:                           25569
Transit ASes present in the Internet Routing Table:               10116
Transit-only ASes present in the Internet Routing Table:            405
Paths with bogon ASNs present in the IPv4 Routing Table:            127
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      67
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1044
    Number of instances of unregistered ASNs:                      1044
Number of 32-bit ASNs allocated by the RIRs:                      40873
Number of 32-bit ASNs visible in the Routing Table:               33859
Prefixes from 32-bit ASNs in the Routing Table:                  172209
Number of bogon 32-bit ASNs visible in the Routing Table:            18
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            516
Number of addresses announced to Internet:                   3062511104
    Equivalent to 182 /8s, 138 /16s and 54 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    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:      322800

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

Prefixes being announced by APNIC Region ASes:                   236323
    Total APNIC prefixes after maximum aggregation:               67964
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          231220
    Unique aggregates announced from the APNIC address blocks:    97325
APNIC Region origin ASes present in the Internet Routing Table:   13118
    APNIC Prefixes per ASN:                                       17.63
APNIC Region origin ASes announcing only one prefix:               3822
APNIC Region transit ASes present in the Internet Routing Table:   1732
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:   8405
Number of APNIC addresses announced to Internet:              773297152
    Equivalent to 46 /8s, 23 /16s and 148 /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:                    269554
    Total ARIN prefixes after maximum aggregation:               121931
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           271172
    Unique aggregates announced from the ARIN address blocks:    129386
ARIN Region origin ASes present in the Internet Routing Table:    19050
    ARIN Prefixes per ASN:                                        14.23
ARIN Region origin ASes announcing only one prefix:                6971
ARIN Region transit ASes present in the Internet Routing Table:    1850
Average ARIN Region AS path length visible:                         5.7
    Max ARIN Region AS path length visible:                          38
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4693
Number of ARIN addresses announced to Internet:              1288209152
    Equivalent to 76 /8s, 200 /16s and 131 /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:                    266851
    Total RIPE prefixes after maximum aggregation:               122056
    RIPE Deaggregation factor:                                     2.19
Prefixes being announced from the RIPE address blocks:           263535
    Unique aggregates announced from the RIPE address blocks:    155382
RIPE Region origin ASes present in the Internet Routing Table:    28214
    RIPE Prefixes per ASN:                                         9.34
RIPE Region origin ASes announcing only one prefix:               11968
RIPE Region transit ASes present in the Internet Routing Table:    3821
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10935
Number of RIPE addresses announced to Internet:               716120064
    Equivalent to 42 /8s, 175 /16s and 32 /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:                  127894
    Total LACNIC prefixes after maximum aggregation:              28258
    LACNIC Deaggregation factor:                                   4.53
Prefixes being announced from the LACNIC address blocks:         127125
    Unique aggregates announced from the LACNIC address blocks:   48733
LACNIC Region origin ASes present in the Internet Routing Table:  11003
    LACNIC Prefixes per ASN:                                      11.55
LACNIC Region origin ASes announcing only one prefix:              2250
LACNIC Region transit ASes present in the Internet Routing Table:  2238
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8767
Number of LACNIC addresses announced to Internet:             176066048
    Equivalent to 10 /8s, 126 /16s and 142 /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:                  32700
    Total AfriNIC prefixes after maximum aggregation:              5768
    AfriNIC Deaggregation factor:                                  5.67
Prefixes being announced from the AfriNIC address blocks:         40798
    Unique aggregates announced from the AfriNIC address blocks:  12001
AfriNIC Region origin ASes present in the Internet Routing Table:  1723
    AfriNIC Prefixes per ASN:                                     23.68
AfriNIC Region origin ASes announcing only one prefix:              558
AfriNIC Region transit ASes present in the Internet Routing Table:  331
Average AfriNIC Region AS path length visible:                      5.3
    Max AfriNIC Region AS path length visible:                       67
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1059
Number of AfriNIC addresses announced to Internet:            108523008
    Equivalent to 6 /8s, 119 /16s and 238 /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        9154       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5938        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3625       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3521       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3377       1874      94  VNPT-AS-VN VNPT Corp, VN
  9498        2597        499     239  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2314        847     429  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2288      11250     593  KIXS-AS-KR Korea Telecom, KR
 45090        2180       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2164        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        7727      10632    2884  AMAZON-02, US
 11492        4544        301     567  CABLEONE, US
  7155        3894        265      33  VIASAT-SP-BACKBONE, US
 22773        3708       3067     333  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3520       1320      63  SHAW, CA
 16625        3501       1825    2528  AKAMAI-AS, US
   749        3030      50577    2297  DNIC-AS-00749, US
  7018        2594      24127    1566  ATT-INTERNET4, US
396982        2571       3483     366  GOOGLE-CLOUD-PLATFORM, US
 30036        2563        368     384  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        6952       1730     151  UNI2-AS, ES
  9121        6134       1692      17  TTNET, TR
 39891        4282        251      52  ALJAWWALSTC-AS, SA
 20940        4078       3400     179  AKAMAI-ASN1, NL
  8551        3698        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2919       2290     906  ROSTELECOM-AS, RU
 47331        2819        422    2119  TTNET, TR
  9009        2655        252    1361  M247, RO
 34984        2252        358     609  TELLCOM-AS, TR
  6849        2230        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       10702       3336     602  Uninet S.A. de C.V., MX
 10620        3465        507     851  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2171        357     567  Mega Cable, S.A. de C.V., MX
 28573        1332       2327     257  Claro NXT Telecomunicacoes Ltda, BR
  6503        1295        339     523  Axtel, S.A.B. de C.V., MX
  3816        1291        740     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1154        370      22  Telefonica del Peru S.A.A., PE
 11664        1135        184     472  Techtel LMDS Comunicaciones Interactiva
 26615         986       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        1894        326      57  Telkom-Internet, ZA
 24863        1535        393      21  LINKdotNET-AS, EG
 24835        1529        537      31  RAYA-AS, EG
 36992        1362       1520     269  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1013         67      39  ORANGE-COTE-IVOIRE, CI
 36935         883        520      42  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         506         52      36  WANANCHI-, KE
 36914         481         82       3  KENET-AS, KE

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       10702       3336     602  Uninet S.A. de C.V., MX
  9808        9154       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7727      10632    2884  AMAZON-02, US
 12479        6952       1730     151  UNI2-AS, ES
  9121        6134       1692      17  TTNET, TR
  7545        5938        786     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4544        301     567  CABLEONE, US
 39891        4282        251      52  ALJAWWALSTC-AS, SA
 20940        4078       3400     179  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        9154         9107  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6952         6801  UNI2-AS, ES
  9121        6134         6117  TTNET, TR
  7545        5938         5248  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7727         4843  AMAZON-02, US
 39891        4282         4230  ALJAWWALSTC-AS, SA
 11492        4544         3977  CABLEONE, US
 20940        4078         3899  AKAMAI-ASN1, NL
  7155        3894         3861  VIASAT-SP-BACKBONE, US
  8551        3698         3660  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
     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
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, 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:     16637  MTNNS-AS, ZA
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:     16637  MTNNS-AS, ZA
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:     16637  MTNNS-AS, ZA
23.131.188.0/24      Origin:     46450  PILOT, US
23.131.188.0/24     Transit:      6939  HURRICANE, US
23.131.190.0/24      Origin:      7018  ATT-INTERNET4, US
23.131.190.0/24     Transit:      6939  HURRICANE, US

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      /11:100     /12:296     
/13:586     /14:1205    /15:2102    /16:13589   /17:8380    /18:14084   
/19:25195   /20:43957   /21:53090   /22:111113  /23:101311  /24:559291  
/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        5992        6952  UNI2-AS, ES
  9121        5332        6134  TTNET, TR
  8151        4699       10702  Uninet S.A. de C.V., MX
 39891        3465        4282  ALJAWWALSTC-AS, SA
 11492        3454        4544  CABLEONE, US
  6327        3328        3520  SHAW, CA
  8551        3163        3698  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        2983        3894  VIASAT-SP-BACKBONE, US
 22773        2730        3708  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2418        2819  TTNET, TR

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

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

   1:1658      2:1231      3:168       4:7         5:4307      6:110    
   7:5         8:1581      9:1        11:172      12:1613     13:370    
  14:2371     15:287      16:75       17:373      18:397      20:247    
  21:4        22:188      23:6025     24:2512     25:4        27:2785   
  29:19       31:2519     32:108      34:8        35:95       36:1843   
  37:4651     38:3941     39:819      40:154      41:4391     42:1084   
  43:2331     44:309      45:17648    46:4228     47:378      49:1716   
  50:1950     51:247      52:1528     54:395      55:842      56:8      
  57:90       58:1770     59:1107     60:1008     61:2470     62:2695   
  63:1964     64:5645     65:2343     66:5018     67:3069     68:1404   
  69:4169     70:1260     71:673      72:3062     74:2638     75:1473   
  76:597      77:2379     78:4040     79:2941     80:2074     81:1851   
  82:1496     83:1245     84:1507     85:3804     86:753      87:2021   
  88:2889     89:3549     90:579      91:7738     92:1987     93:2581   
  94:3589     95:4850     96:1317     97:345      98:1178     99:740    
 100:69      101:1293    102:2871    103:30765   104:4622    105:1994   
 106:828     107:2541    108:926     109:4392    110:2046    111:3266   
 112:2033    113:1534    114:1610    115:2133    116:1886    117:2486   
 118:2298    119:1912    120:1701    121:1059    122:2604    123:2174   
 124:1529    125:2189    128:1319    129:1056    130:983     131:2210   
 132:860     133:400     134:1907    135:337     136:884     137:934    
 138:2860    139:1504    140:1037    141:1496    142:1418    143:1529   
 144:1198    145:351     146:1903    147:1521    148:2284    149:1890   
 150:875     151:1150    152:1965    153:541     154:3902    155:1417   
 156:1644    157:1295    158:1047    159:2241    160:2678    161:1432   
 162:3578    163:1493    164:1734    165:1688    166:836     167:1757   
 168:4161    169:950     170:4997    171:871     172:3539    173:3090   
 174:1034    175:1179    176:3690    177:6084    178:3571    179:2599   
 180:2371    181:3437    182:3229    183:1915    184:2366    185:20188  
 186:5078    187:4537    188:4185    189:3865    190:9170    191:1844   
 192:11042   193:8849    194:7262    195:5194    196:3233    197:2732   
 198:6017    199:6132    200:8088    201:5953    202:10469   203:10239  
 204:4615    205:3522    206:3854    207:3408    208:4143    209:4842   
 210:4236    211:2408    212:4111    213:3584    214:1108    215:55     
 216:6652    217:2744    218:1265    219:411     220:2034    221:955    
 222:664     223:1994   

End of report


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