[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 15 20:16:35 UTC 2023


IPv4 R&E Routing Table Report   20:15 GMT Fri 15 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:                              256663
    Prefixes after maximum aggregation (per Origin AS):          113748
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      138325
    Number of IPv4 prefixes with a valid ROA:                     97255
    Number of IPv4 prefixes with an invalid ROA:                    224
    Number of IPv4 prefixes with no ROA:                         159184
Total ASes present in the Internet Routing Table:                 20583
    Prefixes per ASN:                                             12.47
Origin-only ASes present in the Internet Routing Table:           17934
Origin ASes announcing only one prefix:                            8002
Transit ASes present in the Internet Routing Table:                2649
Transit-only ASes present in the Internet Routing Table:            648
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      38
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:               382
    Number of instances of unregistered ASNs:                       382
Number of 32-bit ASNs allocated by the RIRs:                      43226
Number of 32-bit ASNs visible in the Routing Table:                7393
Prefixes from 32-bit ASNs in the Routing Table:                   26478
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:            133
Number of addresses announced to Internet:                   1485674313
    Equivalent to 88 /8s, 141 /16s and 151 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               40.1
    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:       86870

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

Prefixes being announced by APNIC Region ASes:                    30900
    Total APNIC prefixes after maximum aggregation:                7312
    APNIC Deaggregation factor:                                    4.23
Prefixes being announced from the APNIC address blocks:           30539
    Unique aggregates announced from the APNIC address blocks:     8497
APNIC Region origin ASes present in the Internet Routing Table:    1209
    APNIC Prefixes per ASN:                                       25.26
APNIC Region origin ASes announcing only one prefix:                495
APNIC Region transit ASes present in the Internet Routing Table:    199
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         17
Number of APNIC region 32-bit ASNs visible in the Routing Table:    533
Number of APNIC addresses announced to Internet:              212779400
    Equivalent to 12 /8s, 174 /16s and 193 /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:                    119067
    Total ARIN prefixes after maximum aggregation:                62748
    ARIN Deaggregation factor:                                     1.90
Prefixes being announced from the ARIN address blocks:           119023
    Unique aggregates announced from the ARIN address blocks:     69222
ARIN Region origin ASes present in the Internet Routing Table:     9624
    ARIN Prefixes per ASN:                                        12.37
ARIN Region origin ASes announcing only one prefix:                3949
ARIN Region transit ASes present in the Internet Routing Table:     855
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:    2046
Number of ARIN addresses announced to Internet:               841604801
    Equivalent to 50 /8s, 41 /16s and 222 /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:                     55576
    Total RIPE prefixes after maximum aggregation:                27928
    RIPE Deaggregation factor:                                     1.99
Prefixes being announced from the RIPE address blocks:            54494
    Unique aggregates announced from the RIPE address blocks:     36593
RIPE Region origin ASes present in the Internet Routing Table:     5145
    RIPE Prefixes per ASN:                                        10.59
RIPE Region origin ASes announcing only one prefix:                2189
RIPE Region transit ASes present in the Internet Routing Table:     708
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:    1973
Number of RIPE addresses announced to Internet:               302455808
    Equivalent to 18 /8s, 7 /16s and 28 /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:                   41989
    Total LACNIC prefixes after maximum aggregation:              13132
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          41298
    Unique aggregates announced from the LACNIC address blocks:   19935
LACNIC Region origin ASes present in the Internet Routing Table:   3553
    LACNIC Prefixes per ASN:                                      11.62
LACNIC Region origin ASes announcing only one prefix:              1274
LACNIC Region transit ASes present in the Internet Routing Table:   707
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:  2724
Number of LACNIC addresses announced to Internet:              87921664
    Equivalent to 5 /8s, 61 /16s and 148 /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:                   8749
    Total AfriNIC prefixes after maximum aggregation:              2337
    AfriNIC Deaggregation factor:                                  3.74
Prefixes being announced from the AfriNIC address blocks:         11176
    Unique aggregates announced from the AfriNIC address blocks:   3952
AfriNIC Region origin ASes present in the Internet Routing Table:   248
    AfriNIC Prefixes per ASN:                                     45.06
AfriNIC Region origin ASes announcing only one prefix:               95
AfriNIC Region transit ASes present in the Internet Routing Table:   65
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       17
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  117
Number of AfriNIC addresses announced to Internet:             40772096
    Equivalent to 2 /8s, 110 /16s and 34 /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        9585       8731      42  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1428        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1426        834     106  CMNET-JIANGSU-AP China Mobile communica
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 24547         748        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         603       2162     466  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        9380      11180    3404  AMAZON-02, US
 22773        3473       3038     292  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2942       3836    1400  DNIC-ASBLK-00306-00371, US
  7018        2574      23627    1592  ATT-INTERNET4, US
  5650        1973       2755    1396  FRONTIER-FRTR, US
 18566        1855        373     312  MEGAPATH5-, US
 11776        1844        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1746       3061     447  CELLCO-PART, US
   209        1710       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        1569        139    1249  AKAMAI-ASN1, NL
  8452         903       1841      14  TE-AS TE-AS, EG
  3215         892       4823     300  France Telecom - Orange, FR
 25019         866       1035     152  SAUDINETSTC-AS, SA
 61317         843         58     754  ASDETUK www.heficed.com, US
 34984         824         97     526  TELLCOM-AS, TR
  8376         727         59      22  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        5896       1676    1009  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        1085        369      22  Telefonica del Peru S.A.A., PE
 26615        1047       2502      52  TIM SA, BR
 18881         991       1120      28  TELEFONICA BRASIL S.A, BR
 11664         917        150     400  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        1114        388      22  LINKdotNET-AS, EG
 24835        1016        457      25  RAYA-AS, EG
 36935         674        520      41  Vodafone-, EG
 36992         672        992     338  ETISALAT-MISR, EG
 36914         531         82       3  KENET-AS, KE
 15399         431         38     144  WANANCHI-, KE
 36903         415        192     302  MT-MPLS, MA
 29571         382         36     159  ORANGE-COTE-IVOIRE, CI
  2018         377        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        9585       8731      42  CHINAMOBILE-CN China Mobile Communicati
 16509        9380      11180    3404  AMAZON-02, US
  8151        5896       1676    1009  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        2942       3836    1400  DNIC-ASBLK-00306-00371, US
  7018        2574      23627    1592  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        9380         5976  AMAZON-02, US
  8151        5896         4887  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        1844         1623  ATLANTICBB-JOHNSTOWN, US
 18566        1855         1543  MEGAPATH5-, US
   367        2942         1542  DNIC-ASBLK-00306-00371, US
 56047        1507         1473  CMNET-HUNAN-AP China Mobile communications corp
   209        1710         1382  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      /12:127     
/13:188     /14:500     /15:1000    /16:7428    /17:3465    /18:4032    
/19:7861    /20:12307   /21:15434   /22:28526   /23:28870   /24:146552  
/25:85      /26:61      /27:71      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3324        4570  ALJAWWALSTC-AS, SA
  8151        3120        5896  UNINET, MX
 22773        2533        3473  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1925        9380  AMAZON-02, US
 18566        1769        1855  MEGAPATH5-, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telec
  5650        1404        1973  FRONTIER-FRTR, US
 10620        1337        2214  Telmex Colombia S.A., CO
  7018        1126        2574  ATT-INTERNET4, US
   209         964        1710  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)
----------------------------------------------

   1:14        2:513       3:250       4:5         5:1304      6:151    
   7:5         8:731      11:171      12:1094     13:313      14:103    
  15:283      16:167      17:6        18:650      20:243      21:4      
  22:188      23:2449     24:781      25:2        27:25       29:19     
  31:429      32:37       34:2        35:56       36:1098     37:886    
  38:1345     39:503      40:61       41:1017     42:20       43:214    
  44:42       45:3362     46:860      47:154      49:22       50:339    
  51:477      52:1387     54:341      55:875      56:5        57:23     
  58:7        59:32       60:18       61:70       62:589      63:889    
  64:2073     65:1153     66:2236     67:943      68:582      69:1189   
  70:484      71:265      72:701      74:1057     75:437      76:242    
  77:342      78:602      79:254      80:371      81:332      82:294    
  83:162      84:362      85:421      86:214      87:298      88:225    
  89:605      90:99       91:946      92:516      93:935      94:681    
  95:1230     96:280      97:70       98:548      99:164     100:45     
 101:27      102:283     103:1258    104:1425    105:65      106:42     
 107:1403    108:528     109:335     110:34      111:1733    112:473    
 113:59      114:33      115:18      116:50      117:951     118:64     
 119:151     120:1080    121:42      122:96      123:81      124:57     
 125:16      128:447     129:381     130:608     131:1081    132:547    
 133:267     134:436     135:122     136:421     137:540     138:865    
 139:541     140:620     141:287     142:798     143:654     144:379    
 145:90      146:592     147:432     148:690     149:695     150:293    
 151:583     152:531     153:146     154:652     155:768     156:625    
 157:330     158:442     159:666     160:663     161:635     162:959    
 163:410     164:655     165:573     166:587     167:620     168:1349   
 169:185     170:1489    171:99      172:1299    173:862     174:278    
 175:42      176:840     177:845     178:396     179:668     180:58     
 181:1641    182:14      183:876     184:503     185:3418    186:1874   
 187:869     188:728     189:1297    190:4308    191:350     192:4935   
 193:1972    194:1434    195:1137    196:919     197:870     198:2602   
 199:3341    200:3196    201:3190    202:1110    203:630     204:2237   
 205:1849    206:1646    207:1412    208:1440    209:1944    210:346    
 211:475     212:1047    213:869     214:1073    215:43      216:2531   
 217:576     218:524     219:24      220:29      221:289     222:33     
 223:617    

End of report


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