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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Nov 22 20:17:02 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 22 Nov, 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:                              257163
    Prefixes after maximum aggregation (per Origin AS):          114575
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      139894
    Number of IPv4 prefixes with a valid ROA:                    113150
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         143991
Total ASes present in the Internet Routing Table:                 20525
    Prefixes per ASN:                                             12.53
Origin-only ASes present in the Internet Routing Table:           17631
Origin ASes announcing only one prefix:                            7879
Transit ASes present in the Internet Routing Table:                2894
Transit-only ASes present in the Internet Routing Table:            747
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               330
    Number of instances of unregistered ASNs:                       331
Number of 32-bit ASNs allocated by the RIRs:                      45863
Number of 32-bit ASNs visible in the Routing Table:                7987
Prefixes from 32-bit ASNs in the Routing Table:                   29943
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:            146
Number of addresses announced to Internet:                   1489140477
    Equivalent to 88 /8s, 194 /16s and 122 /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:       82937

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

Prefixes being announced by APNIC Region ASes:                    31490
    Total APNIC prefixes after maximum aggregation:                7633
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           30743
    Unique aggregates announced from the APNIC address blocks:     8616
APNIC Region origin ASes present in the Internet Routing Table:    1181
    APNIC Prefixes per ASN:                                       26.03
APNIC Region origin ASes announcing only one prefix:                468
APNIC Region transit ASes present in the Internet Routing Table:    213
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    509
Number of APNIC addresses announced to Internet:              173420908
    Equivalent to 10 /8s, 86 /16s and 49 /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:                    116614
    Total ARIN prefixes after maximum aggregation:                62189
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115414
    Unique aggregates announced from the ARIN address blocks:     66011
ARIN Region origin ASes present in the Internet Routing Table:     9088
    ARIN Prefixes per ASN:                                        12.70
ARIN Region origin ASes announcing only one prefix:                3786
ARIN Region transit ASes present in the Internet Routing Table:     842
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:    2036
Number of ARIN addresses announced to Internet:               874236289
    Equivalent to 52 /8s, 27 /16s and 201 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     49682
    Total RIPE prefixes after maximum aggregation:                26373
    RIPE Deaggregation factor:                                     1.88
Prefixes being announced from the RIPE address blocks:            50986
    Unique aggregates announced from the RIPE address blocks:     36363
RIPE Region origin ASes present in the Internet Routing Table:     4733
    RIPE Prefixes per ASN:                                        10.77
RIPE Region origin ASes announcing only one prefix:                2003
RIPE Region transit ASes present in the Internet Routing Table:     712
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1866
Number of RIPE addresses announced to Internet:               301861584
    Equivalent to 17 /8s, 254 /16s and 10 /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,
                        53/8,  57/8,  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:                   49232
    Total LACNIC prefixes after maximum aggregation:              15017
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          48049
    Unique aggregates announced from the LACNIC address blocks:   23233
LACNIC Region origin ASes present in the Internet Routing Table:   4334
    LACNIC Prefixes per ASN:                                      11.09
LACNIC Region origin ASes announcing only one prefix:              1494
LACNIC Region transit ASes present in the Internet Routing Table:   907
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3422
Number of LACNIC addresses announced to Internet:              99095104
    Equivalent to 5 /8s, 232 /16s and 18 /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:                   9815
    Total AfriNIC prefixes after maximum aggregation:              3138
    AfriNIC Deaggregation factor:                                  3.13
Prefixes being announced from the AfriNIC address blocks:         11825
    Unique aggregates announced from the AfriNIC address blocks:   5547
AfriNIC Region origin ASes present in the Internet Routing Table:   308
    AfriNIC Prefixes per ASN:                                     38.39
AfriNIC Region origin ASes announcing only one prefix:              128
AfriNIC Region transit ASes present in the Internet Routing Table:   80
Average AfriNIC Region AS path length visible:                      6.3
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  154
Number of AfriNIC addresses announced to Internet:             40450560
    Equivalent to 2 /8s, 105 /16s and 58 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9857       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1564        804     183  CMNET-JIANGSU-AP China Mobile communicati
 56047        1501        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         524       9887     160  GIGAINFRA SoftBank Corp., JP
 56040         486        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         483        497      69  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       11011      11951    3968  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3189      23561    2040  ATT-INTERNET4, US
 22773        2472       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2463       3012    1153  DNIC-ASBLK-00306-00371, US
  4155        2234        151    1384  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1753       3437     433  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1539        163     801  AS-COLOCROSSING, 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        3205        195      65  ALJAWWALSTC-AS, SA
 20940        1328        103    1060  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         797       2072     692  GTT-BACKBONE GTT, US
  8376         666         60      32  Jordan Data Communications, JO
  8452         629       1757     122  TE-AS TE-AS, EG
 25019         615        999     130  SAUDINETSTC-AS, SA
212238         590         43     524  CDNEXT, GB
  3320         578       8322     489  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5793       1696     890  UNINET, MX
 11830        1996        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1226  Telmex Colombia S.A., CO
  3816        1325        781     203  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1118        371      22  Telefonica del Peru S.A.A., PE
 26615        1017       2503      53  TIM SA, BR
 18881         866       1128      28  TELEFONICA BRASIL S.A, BR
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         541       2865      73  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        1410        389      16  LINKdotNET-AS, EG
 24835         760        370     179  RAYA-AS, EG
 37069         667       1047      14  MOBINIL, EG
 36992         658        989     326  ETISALAT-MISR, EG
 29571         581         51     285  ORANGE-COTE-IVOIRE, CI
 36935         566        125     174  Vodafone-, EG
 20011         565        139     330  INTERNET-SOLUTIONS, ZA
 36914         547         82       3  KENET-AS, KE
 36903         463        218     318  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA

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       11011      11951    3968  AMAZON-02, US
  9808        9857       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        5793       1696     890  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3205        195      65  ALJAWWALSTC-AS, SA
  7018        3189      23561    2040  ATT-INTERNET4, US
 22773        2472       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2463       3012    1153  DNIC-ASBLK-00306-00371, US
  4155        2234        151    1384  USDA-1, US
 11830        1996        369      64  Instituto Costarricense de Electricidad y

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        9857         9774  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5793         4903  UNINET, MX
 39891        3205         3140  ALJAWWALSTC-AS, SA
 11830        1996         1932  Instituto Costarricense de Electricidad y Telec
 22773        2472         1760  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1874         1654  ATLANTICBB-JOHNSTOWN, US
 56047        1501         1451  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1410         1394  LINKdotNET-AS, EG
 56046        1564         1381  CMNET-JIANGSU-AP China Mobile communications co

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              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
    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
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, 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

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      /10:28      /11:38      /12:137     
/13:194     /14:523     /15:1015    /16:6821    /17:3377    /18:4071    
/19:7478    /20:12368   /21:15123   /22:27468   /23:27804   /24:150485  
/25:54      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2932        5793  UNINET, MX
 39891        2321        3205  ALJAWWALSTC-AS, SA
 16509        2256       11011  AMAZON-02, US
 22773        1868        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1694        1996  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1465        3189  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         879        1049  BRSPD-PUBLIC, US

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

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

   1:62        2:537       3:519       4:5         5:1079      6:153    
   7:5         8:669      11:171      12:1006     13:297      14:116    
  15:296      16:234      17:5        18:869      20:128      21:4      
  22:188      23:2279     24:665      27:36       29:19       31:429    
  32:19       34:9        35:103      36:1214     37:717      38:1707   
  39:537      40:53       41:1034     42:218      43:214      44:33     
  45:3868     46:893      47:94       49:29       50:366      51:369    
  52:1406     54:273      55:949      56:8        57:17       58:36     
  59:13       60:15       61:64       62:548      63:769      64:1749   
  65:1136     66:1574     67:978      68:526      69:1142     70:302    
  71:211      72:595      74:915      75:424      76:258      77:371    
  78:602      79:287      80:338      81:405      82:356      83:198    
  84:350      85:492      86:227      87:220      88:254      89:851    
  90:100      91:1063     92:639      93:863      94:811      95:739    
  96:221      97:55       98:529      99:163     100:27      101:27     
 102:351     103:1180    104:1084    105:83      106:50      107:1223   
 108:486     109:423     110:42      111:1873    112:465     113:44     
 114:55      115:20      116:50      117:982     118:135     119:132    
 120:1133    121:45      122:145     123:153     124:65      125:22     
 128:421     129:324     130:673     131:952     132:581     133:209    
 134:462     135:107     136:510     137:586     138:1022    139:401    
 140:670     141:447     142:927     143:701     144:412     145:84     
 146:637     147:506     148:718     149:651     150:314     151:630    
 152:672     153:136     154:774     155:752     156:779     157:389    
 158:478     159:665     160:640     161:649     162:901     163:403    
 164:746     165:809     166:599     167:641     168:1539    169:143    
 170:1581    171:106     172:1166    173:770     174:296     175:54     
 176:375     177:1165    178:480     179:860     180:72      181:1856   
 182:48      183:846     184:455     185:3322    186:2347    187:950    
 188:823     189:1407    190:5041    191:495     192:4949    193:1876   
 194:1347    195:943     196:806     197:1257    198:2526    199:4618   
 200:3888    201:3282    202:1094    203:701     204:2108    205:1976   
 206:1593    207:1432    208:1306    209:1927    210:320     211:425    
 212:987     213:767     214:1012    215:41      216:2437    217:502    
 218:519     219:22      220:31      221:301     222:29      223:703    


End of report


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