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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 9 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 09 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:                              242810
    Prefixes after maximum aggregation (per Origin AS):          110127
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      131288
    Number of IPv4 prefixes with a valid ROA:                     98928
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         143857
Total ASes present in the Internet Routing Table:                 20366
    Prefixes per ASN:                                             11.92
Origin-only ASes present in the Internet Routing Table:           17535
Origin ASes announcing only one prefix:                            7888
Transit ASes present in the Internet Routing Table:                2831
Transit-only ASes present in the Internet Routing Table:            717
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:               334
    Number of instances of unregistered ASNs:                       335
Number of 32-bit ASNs allocated by the RIRs:                      45142
Number of 32-bit ASNs visible in the Routing Table:                7832
Prefixes from 32-bit ASNs in the Routing Table:                   27726
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:            152
Number of addresses announced to Internet:                   1498652317
    Equivalent to 89 /8s, 83 /16s and 158 /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:       74717

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

Prefixes being announced by APNIC Region ASes:                    31242
    Total APNIC prefixes after maximum aggregation:                7782
    APNIC Deaggregation factor:                                    4.01
Prefixes being announced from the APNIC address blocks:           30765
    Unique aggregates announced from the APNIC address blocks:     9142
APNIC Region origin ASes present in the Internet Routing Table:    1278
    APNIC Prefixes per ASN:                                       24.07
APNIC Region origin ASes announcing only one prefix:                514
APNIC Region transit ASes present in the Internet Routing Table:    222
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:    574
Number of APNIC addresses announced to Internet:              201554028
    Equivalent to 12 /8s, 3 /16s and 120 /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:                    111101
    Total ARIN prefixes after maximum aggregation:                59764
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110204
    Unique aggregates announced from the ARIN address blocks:     61813
ARIN Region origin ASes present in the Internet Routing Table:     8981
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3728
ARIN Region transit ASes present in the Internet Routing Table:     821
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:    1948
Number of ARIN addresses announced to Internet:               871939937
    Equivalent to 51 /8s, 248 /16s and 191 /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:                     47314
    Total RIPE prefixes after maximum aggregation:                26073
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47536
    Unique aggregates announced from the RIPE address blocks:     35167
RIPE Region origin ASes present in the Internet Routing Table:     4736
    RIPE Prefixes per ASN:                                        10.04
RIPE Region origin ASes announcing only one prefix:                2061
RIPE Region transit ASes present in the Internet Routing Table:     699
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:    1847
Number of RIPE addresses announced to Internet:               292105680
    Equivalent to 17 /8s, 105 /16s and 45 /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:                   43389
    Total LACNIC prefixes after maximum aggregation:              13557
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          42692
    Unique aggregates announced from the LACNIC address blocks:   20436
LACNIC Region origin ASes present in the Internet Routing Table:   4205
    LACNIC Prefixes per ASN:                                      10.15
LACNIC Region origin ASes announcing only one prefix:              1455
LACNIC Region transit ASes present in the Internet Routing Table:   866
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:  3310
Number of LACNIC addresses announced to Internet:              93345024
    Equivalent to 5 /8s, 144 /16s and 85 /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:                   9430
    Total AfriNIC prefixes after maximum aggregation:              2717
    AfriNIC Deaggregation factor:                                  3.47
Prefixes being announced from the AfriNIC address blocks:         11461
    Unique aggregates announced from the AfriNIC address blocks:   4605
AfriNIC Region origin ASes present in the Internet Routing Table:   303
    AfriNIC Prefixes per ASN:                                     37.83
AfriNIC Region origin ASes announcing only one prefix:              130
AfriNIC Region transit ASes present in the Internet Routing Table:   84
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  153
Number of AfriNIC addresses announced to Internet:             39627520
    Equivalent to 2 /8s, 92 /16s and 171 /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        9701       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
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
  2907         598       2138     464  SINET-AS Research Organization of Informa
 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       10514      11593    3747  AMAZON-02, US
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2896      23672    1814  ATT-INTERNET4, US
   367        2517       3091    1181  DNIC-ASBLK-00306-00371, US
  4155        2040        131    1326  USDA-1, US
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3324     431  CELLCO-PART, US
   209        1689       4898     308  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1384       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         983       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         769         61      24  Jordan Data Communications, JO
 34984         694         85     443  TELLCOM-AS, TR
212238         566         41     496  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        5267       1541     708  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1384        197    1028  Telmex Colombia S.A., CO
  3816        1320        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1085       2503      53  TIM SA, BR
  6147        1068        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        1005         69     309  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         525         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       10514      11593    3747  AMAZON-02, US
  9808        9701       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5267       1541     708  UNINET, MX
   749        3254      54897    2506  DNIC-AS-00749, US
  7018        2896      23672    1814  ATT-INTERNET4, US
   367        2517       3091    1181  DNIC-ASBLK-00306-00371, US
  4155        2040        131    1326  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1861       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3324     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        9701         9626  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5267         4559  UNINET, MX
 11830        2007         1943  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        1689         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1546         1374  CMNET-JIANGSU-AP China Mobile communications co
  6167        1793         1362  CELLCO-PART, US
   367        2517         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
23.142.96.0/24       Origin:     40501  AS-COLOIP, US
23.142.96.0/24      Transit:     20326  TERASWITCH, 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

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      /12:137     
/13:193     /14:522     /15:1030    /16:7092    /17:3399    /18:3878    
/19:7329    /20:11311   /21:14507   /22:26626   /23:25958   /24:140560  
/25:41      /26:51      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2631        5267  UNINET, MX
 16509        2147       10514  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1861  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1314        2896  ATT-INTERNET4, US
   209         955        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         883        1793  CELLCO-PART, US
 10620         833        1384  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)
----------------------------------------------

   1:19        2:301       3:402       4:5         5:669       6:148    
   7:5         8:696      11:171      12:1027     13:302      14:112    
  15:290      16:225      17:6        18:829      20:202      21:4      
  22:188      23:2061     24:657      25:2        27:39       29:19     
  31:372      32:26       34:10       35:68       36:1197     37:689    
  38:1367     39:538      40:54       41:1152     42:104      43:188    
  44:40       45:3692     46:868      47:90       49:19       50:338    
  51:373      52:1366     54:275      55:949      56:8        57:19     
  58:33       59:33       60:17       61:55       62:496      63:788    
  64:1697     65:1037     66:1439     67:878      68:501      69:1036   
  70:314      71:209      72:534      74:903      75:413      76:217    
  77:362      78:322      79:228      80:343      81:370      82:336    
  83:178      84:342      85:466      86:222      87:198      88:249    
  89:851      90:101      91:1010     92:559      93:429      94:626    
  95:269      96:220      97:57       98:384      99:162     100:12     
 101:21      102:406     103:1358    104:916     105:159     106:5      
 107:799     108:436     109:395     110:24      111:1836    112:456    
 113:39      114:48      115:26      116:43      117:964     118:88     
 119:115     120:1107    121:37      122:86      123:76      124:58     
 125:20      128:482     129:323     130:625     131:948     132:569    
 133:196     134:447     135:122     136:444     137:535     138:984    
 139:459     140:651     141:465     142:802     143:752     144:408    
 145:79      146:598     147:489     148:724     149:654     150:309    
 151:612     152:675     153:137     154:664     155:742     156:724    
 157:371     158:426     159:663     160:919     161:627     162:878    
 163:406     164:730     165:804     166:581     167:639     168:1291   
 169:165     170:1535    171:105     172:1150    173:773     174:153    
 175:60      176:655     177:1192    178:427     179:779     180:66     
 181:1534    182:42      183:834     184:332     185:3252    186:1731   
 187:1130    188:694     189:1361    190:3967    191:449     192:4761   
 193:1941    194:1400    195:983     196:853     197:717     198:2473   
 199:4403    200:3300    201:3104    202:1144    203:696     204:2051   
 205:1930    206:1547    207:1378    208:1173    209:1784    210:357    
 211:444     212:972     213:761     214:1018    215:42      216:2377   
 217:455     218:529     219:38      220:33      221:300     222:20     
 223:641    

End of report


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