[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Fri Nov 29 20:17:16 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 29 Nov, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              255294
    Prefixes after maximum aggregation (per Origin AS):          113955
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      139510
    Number of IPv4 prefixes with a valid ROA:                    111409
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         143864
Total ASes present in the Internet Routing Table:                 20272
    Prefixes per ASN:                                             12.59
Origin-only ASes present in the Internet Routing Table:           17431
Origin ASes announcing only one prefix:                            7796
Transit ASes present in the Internet Routing Table:                2841
Transit-only ASes present in the Internet Routing Table:            727
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               323
    Number of instances of unregistered ASNs:                       324
Number of 32-bit ASNs allocated by the RIRs:                      45925
Number of 32-bit ASNs visible in the Routing Table:                7836
Prefixes from 32-bit ASNs in the Routing Table:                   29493
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            144
Number of addresses announced to Internet:                   1486440957
    Equivalent to 88 /8s, 153 /16s and 73 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               40.1
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       81209

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

Prefixes being announced by APNIC Region ASes:                    31617
    Total APNIC prefixes after maximum aggregation:                7661
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           30849
    Unique aggregates announced from the APNIC address blocks:     8640
APNIC Region origin ASes present in the Internet Routing Table:    1185
    APNIC Prefixes per ASN:                                       26.03
APNIC Region origin ASes announcing only one prefix:                465
APNIC Region transit ASes present in the Internet Routing Table:    214
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    517
Number of APNIC addresses announced to Internet:              172485996
    Equivalent to 10 /8s, 71 /16s and 237 /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, 131072-153913
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:                    116715
    Total ARIN prefixes after maximum aggregation:                62163
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115520
    Unique aggregates announced from the ARIN address blocks:     66127
ARIN Region origin ASes present in the Internet Routing Table:     9074
    ARIN Prefixes per ASN:                                        12.73
ARIN Region origin ASes announcing only one prefix:                3783
ARIN Region transit ASes present in the Internet Routing Table:     839
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2032
Number of ARIN addresses announced to Internet:               873738881
    Equivalent to 52 /8s, 20 /16s and 50 /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, 393216-402332
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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     47672
    Total RIPE prefixes after maximum aggregation:                26041
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            48915
    Unique aggregates announced from the RIPE address blocks:     35855
RIPE Region origin ASes present in the Internet Routing Table:     4607
    RIPE Prefixes per ASN:                                        10.62
RIPE Region origin ASes announcing only one prefix:                1951
RIPE Region transit ASes present in the Internet Routing Table:     681
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          23
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1810
Number of RIPE addresses announced to Internet:               300859088
    Equivalent to 17 /8s, 238 /16s and 190 /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
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        53/8,  57/8,  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:                   48973
    Total LACNIC prefixes after maximum aggregation:              14886
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          47808
    Unique aggregates announced from the LACNIC address blocks:   22883
LACNIC Region origin ASes present in the Internet Routing Table:   4243
    LACNIC Prefixes per ASN:                                      11.27
LACNIC Region origin ASes announcing only one prefix:              1466
LACNIC Region transit ASes present in the Internet Routing Table:   884
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3327
Number of LACNIC addresses announced to Internet:              98968384
    Equivalent to 5 /8s, 230 /16s and 35 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                   9994
    Total AfriNIC prefixes after maximum aggregation:              2982
    AfriNIC Deaggregation factor:                                  3.35
Prefixes being announced from the AfriNIC address blocks:         12058
    Unique aggregates announced from the AfriNIC address blocks:   5883
AfriNIC Region origin ASes present in the Internet Routing Table:   304
    AfriNIC Prefixes per ASN:                                     39.66
AfriNIC Region origin ASes announcing only one prefix:              131
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             40316672
    Equivalent to 2 /8s, 103 /16s and 47 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9882       8752      84  CHINAMOBILE-CN China Mobile Communication
 56046        1566        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1495        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         602       2202     463  SINET-AS Research Organization of Informa
 17676         521       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         483        497      69  CMNET-V4HENAN-AS-AP Henan Mobile Communic

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       11093      11969    3952  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3196      23566    2045  ATT-INTERNET4, US
   367        2500       3014    1178  DNIC-ASBLK-00306-00371, US
 22773        2471       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2242        152    1384  USDA-1, US
 11776        1875        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1753       3437     433  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1535        163     808  AS-COLOCROSSING, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1287        100    1033  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         792       2072     689  GTT-BACKBONE GTT, US
  8452         671       1760     135  TE-AS TE-AS, EG
  8376         670         59      30  Jordan Data Communications, JO
 25019         613        998     130  SAUDINETSTC-AS, SA
212238         588         43     522  CDNEXT, GB
  3320         578       8322     489  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        6154       1740     876  UNINET, MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1226  Telmex Colombia S.A., CO
  3816        1323        781     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1117        371      22  Telefonica del Peru S.A.A., PE
 26615        1020       2503      53  TIM SA, BR
 18881         869       1128      28  TELEFONICA BRASIL S.A, BR
 28006         645         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         545       2886      72  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1387        389      16  LINKdotNET-AS, EG
 20011         942        165     258  INTERNET-SOLUTIONS, ZA
 24835         749        368     159  RAYA-AS, EG
 37069         599       1047      14  MOBINIL, EG
 29571         588         52     290  ORANGE-COTE-IVOIRE, CI
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 36914         551         82       3  KENET-AS, KE
 36903         446        209     308  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       11093      11969    3952  AMAZON-02, US
  9808        9882       8752      84  CHINAMOBILE-CN China Mobile Communication
  8151        6154       1740     876  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3196      23566    2045  ATT-INTERNET4, US
   367        2500       3014    1178  DNIC-ASBLK-00306-00371, US
 22773        2471       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2242        152    1384  USDA-1, US
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 11776        1875        256     220  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9882         9798  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6154         5278  UNINET, MX
 11830        1992         1928  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2471         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1875         1655  ATLANTICBB-JOHNSTOWN, US
 56047        1495         1445  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1566         1382  CMNET-JIANGSU-AP China Mobile communications co
   209        1670         1375  CENTURYLINK-US-LEGACY-QWEST, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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        /8:13       /9:10      /10:28      /11:38      /12:137     
/13:194     /14:523     /15:1015    /16:6800    /17:3366    /18:4072    
/19:7521    /20:12187   /21:15086   /22:27438   /23:27545   /24:149114  
/25:51      /26:72      /27:37      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3218        6154  UNINET, MX
 16509        2269       11093  AMAZON-02, US
 22773        1870        2471  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1690        1992  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1458        3196  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1875  ATLANTICBB-JOHNSTOWN, US
 19901         883        1056  BRSPD-PUBLIC, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:66        2:509       3:522       4:5         5:802       6:153    
   7:5         8:666      11:171      12:1002     13:312      14:122    
  15:294      16:234      17:5        18:868      20:130      21:4      
  22:188      23:2276     24:659      27:36       29:19       31:407    
  32:19       34:9        35:102      36:1217     37:650      38:1757   
  39:537      40:52       41:993      42:211      43:207      44:32     
  45:3741     46:894      47:93       49:29       50:378      51:369    
  52:1409     54:274      55:948      56:8        57:17       58:37     
  59:29       60:15       61:64       62:515      63:767      64:1747   
  65:1140     66:1561     67:976      68:523      69:1151     70:304    
  71:209      72:602      74:916      75:427      76:258      77:378    
  78:311      79:279      80:343      81:379      82:356      83:195    
  84:332      85:495      86:233      87:209      88:257      89:816    
  90:101      91:1030     92:631      93:459      94:790      95:530    
  96:217      97:55       98:529      99:164     100:27      101:27     
 102:334     103:1177    104:1057    105:83      106:50      107:1219   
 108:487     109:396     110:42      111:1876    112:466     113:44     
 114:54      115:20      116:46      117:982     118:167     119:122    
 120:1142    121:44      122:145     123:156     124:63      125:22     
 128:451     129:326     130:672     131:946     132:577     133:209    
 134:470     135:108     136:542     137:586     138:1005    139:392    
 140:682     141:453     142:920     143:703     144:412     145:83     
 146:631     147:500     148:716     149:646     150:332     151:638    
 152:676     153:136     154:799     155:748     156:785     157:379    
 158:482     159:670     160:643     161:593     162:897     163:402    
 164:746     165:810     166:605     167:637     168:1560    169:147    
 170:1587    171:105     172:1168    173:755     174:296     175:54     
 176:403     177:1108    178:460     179:849     180:91      181:1854   
 182:46      183:860     184:451     185:3195    186:2316    187:1065   
 188:778     189:1473    190:4947    191:458     192:4942    193:1871   
 194:1316    195:927     196:780     197:1629    198:2567    199:4590   
 200:3961    201:3262    202:1096    203:698     204:2101    205:2013   
 206:1647    207:1422    208:1308    209:1942    210:320     211:428    
 212:971     213:750     214:1018    215:42      216:2416    217:476    
 218:520     219:22      220:31      221:301     222:29      223:705    


End of report


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