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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jan 22 20:16:32 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 22 Jan, 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:                              189536
    Prefixes after maximum aggregation (per Origin AS):           83118
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      104193
    Number of IPv4 prefixes with a valid ROA:                     72898
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         116615
Total ASes present in the Internet Routing Table:                 16161
    Prefixes per ASN:                                             11.73
Origin-only ASes present in the Internet Routing Table:           14025
Origin ASes announcing only one prefix:                            6443
Transit ASes present in the Internet Routing Table:                2136
Transit-only ASes present in the Internet Routing Table:            593
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               231
    Number of instances of unregistered ASNs:                       231
Number of 32-bit ASNs allocated by the RIRs:                      43438
Number of 32-bit ASNs visible in the Routing Table:                5764
Prefixes from 32-bit ASNs in the Routing Table:                   18960
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             78
Number of addresses announced to Internet:                   1077926825
    Equivalent to 64 /8s, 63 /16s and 219 /24s
    Percentage of available address space announced:               29.1
    Percentage of allocated address space announced:               29.1
    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:       57457

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

Prefixes being announced by APNIC Region ASes:                    28445
    Total APNIC prefixes after maximum aggregation:                6414
    APNIC Deaggregation factor:                                    4.43
Prefixes being announced from the APNIC address blocks:           28185
    Unique aggregates announced from the APNIC address blocks:     7375
APNIC Region origin ASes present in the Internet Routing Table:    1066
    APNIC Prefixes per ASN:                                       26.44
APNIC Region origin ASes announcing only one prefix:                446
APNIC Region transit ASes present in the Internet Routing Table:    175
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    457
Number of APNIC addresses announced to Internet:              172240264
    Equivalent to 10 /8s, 68 /16s and 45 /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:                     83239
    Total ARIN prefixes after maximum aggregation:                45834
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82312
    Unique aggregates announced from the ARIN address blocks:     51423
ARIN Region origin ASes present in the Internet Routing Table:     7393
    ARIN Prefixes per ASN:                                        11.13
ARIN Region origin ASes announcing only one prefix:                3177
ARIN Region transit ASes present in the Internet Routing Table:     660
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1507
Number of ARIN addresses announced to Internet:               606255841
    Equivalent to 36 /8s, 34 /16s and 186 /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:                     40744
    Total RIPE prefixes after maximum aggregation:                18964
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            40941
    Unique aggregates announced from the RIPE address blocks:     26815
RIPE Region origin ASes present in the Internet Routing Table:     3780
    RIPE Prefixes per ASN:                                        10.83
RIPE Region origin ASes announcing only one prefix:                1632
RIPE Region transit ASes present in the Internet Routing Table:     548
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1370
Number of RIPE addresses announced to Internet:               197099328
    Equivalent to 11 /8s, 191 /16s and 127 /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,
                        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:                   32204
    Total LACNIC prefixes after maximum aggregation:              10141
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          31966
    Unique aggregates announced from the LACNIC address blocks:   15854
LACNIC Region origin ASes present in the Internet Routing Table:   3030
    LACNIC Prefixes per ASN:                                      10.55
LACNIC Region origin ASes announcing only one prefix:              1107
LACNIC Region transit ASes present in the Internet Routing Table:   591
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2334
Number of LACNIC addresses announced to Internet:              73892352
    Equivalent to 4 /8s, 103 /16s and 130 /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:                   4673
    Total AfriNIC prefixes after maximum aggregation:              1578
    AfriNIC Deaggregation factor:                                  2.96
Prefixes being announced from the AfriNIC address blocks:          6054
    Unique aggregates announced from the AfriNIC address blocks:   2650
AfriNIC Region origin ASes present in the Internet Routing Table:   206
    AfriNIC Prefixes per ASN:                                     29.39
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   58
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   96
Number of AfriNIC addresses announced to Internet:             28398592
    Equivalent to 1 /8s, 177 /16s and 84 /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        9580       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1431        842     107  CMNET-JIANGSU-AP China Mobile communica
 24547         771        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         600       2162     465  SINET-AS Research Organization of Infor
 24445         476        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         446        488     105  CMNET-GUANGDONG-AP China Mobile communi
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati

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        9435      11223    3386  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2966       3831    1429  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1703       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1506        394     667  DNIC-ASBLK-05800-06055, US
  4155        1053         69     867  USDA-1, US
   855         963        255      83  CANET-ASN-4, CA
  7979         962         64     193  SERVERS-COM, US
 16625         918        433     844  AKAMAI-AS, 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        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1403        119    1127  AKAMAI-ASN1, NL
  3215         898       4811     302  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         720         60      22  Jordan Data Communications, JO
 34984         698         78     433  TELLCOM-AS, TR
  8452         670       1841      12  TE-AS TE-AS, EG
 15897         559        183      28  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 51167         433         75     183  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        5241       1526     946  UNINET, MX
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1085        324       7  Instituto Costarricense de Electricidad
 18881         984       1120      28  TELEFONICA BRASIL S.A, BR
 11664         577        108     219  Techtel LMDS Comunicaciones Interactiva
 26599         548       2941      45  TELEFONICA BRASIL S.A, BR
 10620         491         66     411  Telmex Colombia S.A., CO
 13999         432         67     174  Mega Cable, S.A. de C.V., MX
 27651         329         62       8  ENTEL CHILE S.A., CL

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         536        347      59  LINKdotNET-AS, EG
 36914         481         82       3  KENET-AS, KE
 29571         404         29     207  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36992         296        660     162  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         214        166     119  RAYA-AS, EG
 15706         202         32       7  Sudatel, SD
 37492         165        471      43  ORANGE-, TN
327687         164         28       3  RENU, UG

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
  9808        9580       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9435      11223    3386  AMAZON-02, US
  8151        5241       1526     946  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2966       3831    1429  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1703       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1506        394     667  DNIC-ASBLK-05800-06055, US
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati

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

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

   ASN  No of nets  Net Savings  Description
 16509        9435         6049  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5241         4295  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2966         1537  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1703         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1431         1324  CMNET-JIANGSU-AP China Mobile communications co
  3816        1305         1108  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.180.92.0/22            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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      Transit:     15964  CAMNET-AS, CM
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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM

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        /8:11       /9:4       /10:14      /11:30      /12:78      
/13:135     /14:369     /15:744     /16:5596    /17:2683    /18:2798    
/19:5787    /20:9123    /21:11013   /22:20620   /23:20519   /24:109753  
/25:79      /26:50      /27:69      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2843        5241  UNINET, MX
 16509        1966        9435  AMAZON-02, US
   209         962        1703  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1085  Instituto Costarricense de Electricidad y Telec
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         668         805  BRSPD-PUBLIC, US
  8376         562         720  Jordan Data Communications, JO
 34984         550         698  TELLCOM-AS, TR

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

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

   1:9         2:407       3:252       5:1149      6:150       7:5      
   8:621      11:171      12:257      13:316      14:98       15:279    
  16:165      17:6        18:651      20:32       21:4        22:188    
  23:1825     24:539      25:2        27:16       29:19       31:265    
  32:2        34:2        35:52       36:1101     37:518      38:820    
  39:511      40:7        41:629      42:12       43:171      44:30     
  45:2323     46:634      47:149      49:14       50:295      51:468    
  52:1366     54:323      55:861      57:18       58:6        59:29     
  60:19       61:59       62:353      63:474      64:1521     65:812    
  66:1321     67:724      68:153      69:766      70:157      71:210    
  72:357      74:762      75:389      76:198      77:253      78:566    
  79:182      80:226      81:231      82:189      83:101      84:209    
  85:414      86:162      87:216      88:155      89:320      90:98     
  91:598      92:406      93:799      94:513      95:1111     96:169    
  97:36       98:129      99:145     100:41      101:21      102:203    
 103:937     104:741     105:16      106:2       107:203     108:358    
 109:243     110:31      111:1730    112:445     113:42      114:30     
 115:10      116:26      117:947     118:46      119:97      120:1070   
 121:32      122:81      123:20      124:55      125:12      128:351    
 129:290     130:504     131:875     132:508     133:264     134:333    
 135:67      136:365     137:421     138:709     139:461     140:508    
 141:179     142:726     143:606     144:314     145:79      146:454    
 147:330     148:591     149:514     150:283     151:537     152:354    
 153:113     154:453     155:658     156:375     157:235     158:298    
 159:539     160:543     161:452     162:685     163:271     164:622    
 165:390     166:110     167:378     168:961     169:148     170:1176   
 171:62      172:897     173:619     174:113     175:38      176:691    
 177:689     178:383     179:521     180:43      181:1055    182:10     
 183:858     184:215     185:2505    186:1022    187:774     188:690    
 189:1047    190:2977    191:211     192:3726    193:1390    194:910    
 195:697     196:467     197:652     198:1940    199:2918    200:2894   
 201:2595    202:892     203:590     204:1789    205:1616    206:1101   
 207:1093    208:1001    209:1381    210:293     211:458     212:765    
 213:684     214:1069    215:37      216:1756    217:396     218:515    
 219:19      220:26      221:291     222:18      223:615    

End of report


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