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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 8 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 08 Aug, 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:                              243577
    Prefixes after maximum aggregation (per Origin AS):          110368
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      131553
    Number of IPv4 prefixes with a valid ROA:                     99851
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         143701
Total ASes present in the Internet Routing Table:                 20448
    Prefixes per ASN:                                             11.91
Origin-only ASes present in the Internet Routing Table:           17589
Origin ASes announcing only one prefix:                            7912
Transit ASes present in the Internet Routing Table:                2859
Transit-only ASes present in the Internet Routing Table:            730
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               353
    Number of instances of unregistered ASNs:                       354
Number of 32-bit ASNs allocated by the RIRs:                      45123
Number of 32-bit ASNs visible in the Routing Table:                7903
Prefixes from 32-bit ASNs in the Routing Table:                   27905
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:            151
Number of addresses announced to Internet:                   1499844509
    Equivalent to 89 /8s, 101 /16s and 207 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       75309

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

Prefixes being announced by APNIC Region ASes:                    31275
    Total APNIC prefixes after maximum aggregation:                7777
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           30775
    Unique aggregates announced from the APNIC address blocks:     9138
APNIC Region origin ASes present in the Internet Routing Table:    1278
    APNIC Prefixes per ASN:                                       24.08
APNIC Region origin ASes announcing only one prefix:                511
APNIC Region transit ASes present in the Internet Routing Table:    223
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    581
Number of APNIC addresses announced to Internet:              202527084
    Equivalent to 12 /8s, 18 /16s and 81 /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:                    111185
    Total ARIN prefixes after maximum aggregation:                59848
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110263
    Unique aggregates announced from the ARIN address blocks:     61818
ARIN Region origin ASes present in the Internet Routing Table:     8976
    ARIN Prefixes per ASN:                                        12.28
ARIN Region origin ASes announcing only one prefix:                3732
ARIN Region transit ASes present in the Internet Routing Table:     815
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:    1947
Number of ARIN addresses announced to Internet:               871334241
    Equivalent to 51 /8s, 239 /16s and 129 /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,  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:                     47379
    Total RIPE prefixes after maximum aggregation:                26094
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            47612
    Unique aggregates announced from the RIPE address blocks:     35209
RIPE Region origin ASes present in the Internet Routing Table:     4750
    RIPE Prefixes per ASN:                                        10.02
RIPE Region origin ASes announcing only one prefix:                2064
RIPE Region transit ASes present in the Internet Routing Table:     706
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1857
Number of RIPE addresses announced to Internet:               292208592
    Equivalent to 17 /8s, 106 /16s and 191 /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:                   43953
    Total LACNIC prefixes after maximum aggregation:              13681
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          43290
    Unique aggregates announced from the LACNIC address blocks:   20629
LACNIC Region origin ASes present in the Internet Routing Table:   4257
    LACNIC Prefixes per ASN:                                      10.17
LACNIC Region origin ASes announcing only one prefix:              1474
LACNIC Region transit ASes present in the Internet Routing Table:   881
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3361
Number of LACNIC addresses announced to Internet:              94059520
    Equivalent to 5 /8s, 155 /16s and 60 /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:                   9432
    Total AfriNIC prefixes after maximum aggregation:              2719
    AfriNIC Deaggregation factor:                                  3.47
Prefixes being announced from the AfriNIC address blocks:         11486
    Unique aggregates announced from the AfriNIC address blocks:   4635
AfriNIC Region origin ASes present in the Internet Routing Table:   308
    AfriNIC Prefixes per ASN:                                     37.29
AfriNIC Region origin ASes announcing only one prefix:              131
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  157
Number of AfriNIC addresses announced to Internet:             39635200
    Equivalent to 2 /8s, 92 /16s and 201 /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        9700       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1546        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1476        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         805        176      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2169     464  SINET-AS Research Organization of Informa
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
 56040         485        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  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       10470      11581    3699  AMAZON-02, US
   749        3256      54898    2508  DNIC-AS-00749, US
  7018        2902      23673    1818  ATT-INTERNET4, US
   367        2524       3107    1188  DNIC-ASBLK-00306-00371, US
  4155        2035        131    1326  USDA-1, US
 22773        1862       2028     639  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1787       3321     431  CELLCO-PART, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1383       1047     108  ATT-MOBILITY-LLC-AS20057, 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
 20940        1311        104    1075  AKAMAI-ASN1, NL
  3257         982       2082     780  GTT-BACKBONE GTT, US
  3215         897       4814     291  France Telecom - Orange, FR
  8452         857       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         759         60      24  Jordan Data Communications, JO
 34984         670         80     423  TELLCOM-AS, TR
212238         573         41     503  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         550       8319     461  DTAG Internet service provider operations

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        5649       1700     726  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1383        197    1027  Telmex Colombia S.A., CO
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1085       2503      53  TIM SA, BR
  6147        1081        369      22  Telefonica del Peru S.A.A., PE
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         537       2891      72  TELEFONICA BRASIL S.A, BR
 13999         531         72     230  Mega Cable, S.A. de C.V., MX

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        1300        388      22  LINKdotNET-AS, EG
 29571        1002         68     307  ORANGE-COTE-IVOIRE, CI
 24835         966        416     140  RAYA-AS, EG
 36992         821       1037     347  ETISALAT-MISR, EG
 36935         677        124     176  Vodafone-, EG
 36914         526         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

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       10470      11581    3699  AMAZON-02, US
  9808        9700       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5649       1700     726  UNINET, MX
   749        3256      54898    2508  DNIC-AS-00749, US
  7018        2902      23673    1818  ATT-INTERNET4, US
   367        2524       3107    1188  DNIC-ASBLK-00306-00371, US
  4155        2035        131    1326  USDA-1, US
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 22773        1862       2028     639  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1787       3321     431  CELLCO-PART, 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        9700         9625  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5649         4923  UNINET, MX
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1476         1403  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1546         1374  CMNET-JIANGSU-AP China Mobile communications co
  6167        1787         1356  CELLCO-PART, US
   367        2524         1336  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, 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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              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
     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

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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       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        /8:13       /9:10      /10:29      /11:40      /12:138     
/13:193     /14:522     /15:1030    /16:7100    /17:3398    /18:3876    
/19:7392    /20:11389   /21:14526   /22:26691   /23:26164   /24:140894  
/25:39      /26:50      /27:33      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2847        5649  UNINET, MX
 16509        2147       10470  AMAZON-02, US
 11830        1702        2005  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1402        1862  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1320        2902  ATT-INTERNET4, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
  6167         879        1787  CELLCO-PART, US
 10620         832        1383  Telmex Colombia S.A., CO
 19901         804         952  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:18        2:302       3:389       4:5         5:680       6:148    
   7:5         8:695      11:171      12:1029     13:305      14:109    
  15:290      16:225      17:6        18:829      20:192      21:4      
  22:188      23:2060     24:645      25:1        27:39       29:19     
  31:369      32:27       34:10       35:68       36:1197     37:695    
  38:1333     39:538      40:54       41:1155     42:104      43:188    
  44:39       45:3734     46:866      47:90       49:19       50:342    
  51:373      52:1367     54:275      55:948      56:8        57:19     
  58:33       59:33       60:17       61:54       62:495      63:788    
  64:1691     65:1038     66:1440     67:927      68:499      69:1035   
  70:313      71:208      72:531      74:897      75:412      76:220    
  77:368      78:322      79:226      80:343      81:367      82:336    
  83:181      84:342      85:457      86:219      87:197      88:249    
  89:856      90:101      91:1006     92:548      93:443      94:645    
  95:277      96:223      97:57       98:457      99:162     100:18     
 101:21      102:411     103:1364    104:916     105:159     106:3      
 107:806     108:434     109:400     110:28      111:1837    112:456    
 113:38      114:48      115:29      116:43      117:964     118:88     
 119:115     120:1107    121:39      122:85      123:76      124:58     
 125:20      128:484     129:329     130:628     131:957     132:572    
 133:196     134:444     135:122     136:444     137:539     138:985    
 139:459     140:649     141:404     142:800     143:760     144:408    
 145:79      146:597     147:485     148:723     149:648     150:323    
 151:611     152:675     153:137     154:671     155:740     156:732    
 157:372     158:426     159:664     160:921     161:628     162:882    
 163:406     164:732     165:805     166:582     167:639     168:1290   
 169:165     170:1538    171:105     172:1139    173:772     174:211    
 175:49      176:655     177:1193    178:428     179:783     180:67     
 181:1528    182:42      183:834     184:332     185:3269    186:1748   
 187:1203    188:697     189:1409    190:3967    191:442     192:4751   
 193:1942    194:1403    195:983     196:854     197:712     198:2456   
 199:4398    200:3309    201:3127    202:1136    203:705     204:2063   
 205:1941    206:1542    207:1378    208:1173    209:1772    210:354    
 211:444     212:973     213:762     214:1017    215:42      216:2373   
 217:455     218:526     219:38      220:32      221:300     222:20     
 223:641    

End of report


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