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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 22 20:16:33 UTC 2023


IPv4 R&E Routing Table Report   20:15 GMT Fri 22 Dec, 2023

  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:                              258210
    Prefixes after maximum aggregation (per Origin AS):          114066
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      139198
    Number of IPv4 prefixes with a valid ROA:                     98488
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         159695
Total ASes present in the Internet Routing Table:                 20685
    Prefixes per ASN:                                             12.48
Origin-only ASes present in the Internet Routing Table:           17993
Origin ASes announcing only one prefix:                            8016
Transit ASes present in the Internet Routing Table:                2692
Transit-only ASes present in the Internet Routing Table:            661
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:                                      38
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:               375
    Number of instances of unregistered ASNs:                       375
Number of 32-bit ASNs allocated by the RIRs:                      43257
Number of 32-bit ASNs visible in the Routing Table:                7432
Prefixes from 32-bit ASNs in the Routing Table:                   26522
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:            126
Number of addresses announced to Internet:                   1487970921
    Equivalent to 88 /8s, 176 /16s and 162 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.2
    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:       87790

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

Prefixes being announced by APNIC Region ASes:                    30681
    Total APNIC prefixes after maximum aggregation:                7252
    APNIC Deaggregation factor:                                    4.23
Prefixes being announced from the APNIC address blocks:           30329
    Unique aggregates announced from the APNIC address blocks:     8404
APNIC Region origin ASes present in the Internet Routing Table:    1184
    APNIC Prefixes per ASN:                                       25.62
APNIC Region origin ASes announcing only one prefix:                482
APNIC Region transit ASes present in the Internet Routing Table:    195
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         17
Number of APNIC region 32-bit ASNs visible in the Routing Table:    515
Number of APNIC addresses announced to Internet:              214756744
    Equivalent to 12 /8s, 204 /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:                    118881
    Total ARIN prefixes after maximum aggregation:                62550
    ARIN Deaggregation factor:                                     1.90
Prefixes being announced from the ARIN address blocks:           118807
    Unique aggregates announced from the ARIN address blocks:     69126
ARIN Region origin ASes present in the Internet Routing Table:     9611
    ARIN Prefixes per ASN:                                        12.36
ARIN Region origin ASes announcing only one prefix:                3949
ARIN Region transit ASes present in the Internet Routing Table:     850
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:    2040
Number of ARIN addresses announced to Internet:               840262625
    Equivalent to 50 /8s, 21 /16s and 99 /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:                     56303
    Total RIPE prefixes after maximum aggregation:                28303
    RIPE Deaggregation factor:                                     1.99
Prefixes being announced from the RIPE address blocks:            55334
    Unique aggregates announced from the RIPE address blocks:     37278
RIPE Region origin ASes present in the Internet Routing Table:     5204
    RIPE Prefixes per ASN:                                        10.63
RIPE Region origin ASes announcing only one prefix:                2189
RIPE Region transit ASes present in the Internet Routing Table:     731
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1978
Number of RIPE addresses announced to Internet:               303385600
    Equivalent to 18 /8s, 21 /16s and 76 /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:                   42529
    Total LACNIC prefixes after maximum aggregation:              13242
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          41843
    Unique aggregates announced from the LACNIC address blocks:   20016
LACNIC Region origin ASes present in the Internet Routing Table:   3590
    LACNIC Prefixes per ASN:                                      11.66
LACNIC Region origin ASes announcing only one prefix:              1286
LACNIC Region transit ASes present in the Internet Routing Table:   740
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        38
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2769
Number of LACNIC addresses announced to Internet:              88373248
    Equivalent to 5 /8s, 68 /16s and 120 /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:                   9441
    Total AfriNIC prefixes after maximum aggregation:              2430
    AfriNIC Deaggregation factor:                                  3.89
Prefixes being announced from the AfriNIC address blocks:         11771
    Unique aggregates announced from the AfriNIC address blocks:   4250
AfriNIC Region origin ASes present in the Internet Routing Table:   281
    AfriNIC Prefixes per ASN:                                     41.89
AfriNIC Region origin ASes announcing only one prefix:              110
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  130
Number of AfriNIC addresses announced to Internet:             41118720
    Equivalent to 2 /8s, 115 /16s and 108 /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        9590       8737      46  CHINAMOBILE-CN China Mobile Communicati
 56047        1510        188      34  CMNET-HUNAN-AP China Mobile communicati
 56046        1432        842     106  CMNET-JIANGSU-AP China Mobile communica
 56041        1431        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 24547         752        168      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 17676         738      10616     152  GIGAINFRA SoftBank Corp., JP
  9394         610       4158      52  CTTNET China TieTong Telecommunications
  2907         602       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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        9458      11199    3343  AMAZON-02, US
 22773        3473       3038     292  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2971       3861    1420  DNIC-ASBLK-00306-00371, US
  7018        2522      23623    1570  ATT-INTERNET4, US
  5650        1990       2758    1410  FRONTIER-FRTR, US
 18566        1855        373     312  MEGAPATH5-, US
 11776        1845        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1742       3091     458  CELLCO-PART, US
   209        1711       4899     328  CENTURYLINK-US-LEGACY-QWEST, 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        4570        271      54  ALJAWWALSTC-AS, SA
 20940        1526        136    1219  AKAMAI-ASN1, NL
 25019         904       1035     152  SAUDINETSTC-AS, SA
  3215         893       4823     300  France Telecom - Orange, FR
  8452         816       1841      15  TE-AS TE-AS, EG
 61317         806         56     719  ASDETUK www.heficed.com, US
 34984         768         91     491  TELLCOM-AS, TR
  8376         723         59      21  Jordan Data Communications, JO
  8386         707        109     242  KOCNET, TR
 15897         572        188      20  VODAFONETURKEY, TR

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        5827       1660    1006  UNINET, MX
 10620        2214        313    1315  Telmex Colombia S.A., CO
 11830        2005        369      64  Instituto Costarricense de Electricidad
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 26615        1049       2502      52  TIM SA, BR
 18881         990       1120      28  TELEFONICA BRASIL S.A, BR
 11664         923        151     401  Techtel LMDS Comunicaciones Interactiva
 28006         616         75     279  CORPORACION NACIONAL DE TELECOMUNICACIO
 26599         596       2965      47  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        1147        388      22  LINKdotNET-AS, EG
 24835        1054        457      25  RAYA-AS, EG
 29571         802         60     138  ORANGE-COTE-IVOIRE, CI
 36935         670        520      41  Vodafone-, EG
 36992         655        950     340  ETISALAT-MISR, EG
 36914         509         82       3  KENET-AS, KE
 15399         430         38     145  WANANCHI-, KE
 36903         415        192     302  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         313        594      41  TUNISIANA, TN

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        9590       8737      46  CHINAMOBILE-CN China Mobile Communicati
 16509        9458      11199    3343  AMAZON-02, US
  8151        5827       1660    1006  UNINET, MX
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 22773        3473       3038     292  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2971       3861    1420  DNIC-ASBLK-00306-00371, US
  7018        2522      23623    1570  ATT-INTERNET4, US
 10620        2214        313    1315  Telmex Colombia S.A., CO
 11830        2005        369      64  Instituto Costarricense de Electricidad

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        9458         6115  AMAZON-02, US
  8151        5827         4821  UNINET, MX
 39891        4570         4516  ALJAWWALSTC-AS, SA
 22773        3473         3181  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 11776        1845         1624  ATLANTICBB-JOHNSTOWN, US
   367        2971         1551  DNIC-ASBLK-00306-00371, US
 18566        1855         1543  MEGAPATH5-, US
 56047        1510         1476  CMNET-HUNAN-AP China Mobile communications corp
   209        1711         1383  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
     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
    396451  UNALLOCATED  12.6.254.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, 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
45.42.252.0/22       Origin:     16509  AMAZON-02, US
45.42.252.0/22      Transit:     24482  SGGS-AS-AP SG.GS, SG

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       /9:8       /10:29      /11:45      /12:129     
/13:188     /14:500     /15:1001    /16:7437    /17:3480    /18:4031    
/19:7914    /20:12375   /21:15500   /22:28702   /23:29067   /24:147515  
/25:84      /26:61      /27:72      /28:18      /29:22      /30:13      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3324        4570  ALJAWWALSTC-AS, SA
  8151        3069        5827  UNINET, MX
 22773        2531        3473  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1944        9458  AMAZON-02, US
 18566        1769        1855  MEGAPATH5-, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telec
  5650        1405        1990  FRONTIER-FRTR, US
 10620        1337        2214  Telmex Colombia S.A., CO
  7018        1100        2522  ATT-INTERNET4, US
   209         965        1711  CENTURYLINK-US-LEGACY-QWEST, US

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

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

   1:15        2:508       3:251       4:5         5:1359      6:150    
   7:5         8:731      11:171      12:1098     13:316      14:103    
  15:285      16:166      17:6        18:658      20:244      21:4      
  22:188      23:2400     24:781      25:2        27:25       29:19     
  31:450      32:37       34:2        35:56       36:1101     37:914    
  38:1343     39:505      40:62       41:1095     42:20       43:211    
  44:42       45:3327     46:888      47:154      49:22       50:341    
  51:478      52:1387     54:338      55:886      56:5        57:23     
  58:7        59:32       60:18       61:70       62:592      63:891    
  64:2088     65:1153     66:2232     67:953      68:581      69:1186   
  70:483      71:266      72:698      74:1051     75:438      76:244    
  77:346      78:628      79:239      80:388      81:377      82:290    
  83:160      84:328      85:527      86:226      87:284      88:220    
  89:604      90:103      91:983      92:497      93:932      94:676    
  95:1221     96:280      97:69       98:548      99:163     100:45     
 101:28      102:314     103:1174    104:1409    105:64      106:42     
 107:1401    108:530     109:340     110:33      111:1743    112:472    
 113:61      114:35      115:14      116:46      117:953     118:64     
 119:151     120:1079    121:42      122:93      123:81      124:57     
 125:17      128:449     129:378     130:615     131:1043    132:553    
 133:265     134:435     135:122     136:422     137:578     138:856    
 139:534     140:575     141:281     142:800     143:636     144:380    
 145:90      146:607     147:428     148:695     149:681     150:293    
 151:609     152:539     153:146     154:664     155:763     156:605    
 157:326     158:433     159:663     160:939     161:639     162:969    
 163:422     164:659     165:564     166:577     167:617     168:1370   
 169:184     170:1491    171:98      172:1286    173:857     174:276    
 175:42      176:832     177:841     178:446     179:668     180:60     
 181:1647    182:16      183:875     184:502     185:3534    186:1921   
 187:887     188:812     189:1259    190:4405    191:345     192:4909   
 193:2030    194:1450    195:1158    196:982     197:861     198:2581   
 199:3425    200:3237    201:3190    202:1107    203:642     204:2231   
 205:1841    206:1625    207:1405    208:1424    209:1918    210:336    
 211:475     212:1044    213:889     214:1072    215:43      216:2516   
 217:565     218:524     219:24      220:28      221:292     222:33     
 223:617    

End of report


More information about the ren-bgp-stats-all mailing list