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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Dec 3 20:17:04 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 03 Dec, 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:                              255916
    Prefixes after maximum aggregation (per Origin AS):          113992
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      140087
    Number of IPv4 prefixes with a valid ROA:                    112681
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         143214
Total ASes present in the Internet Routing Table:                 20311
    Prefixes per ASN:                                             12.60
Origin-only ASes present in the Internet Routing Table:           17446
Origin ASes announcing only one prefix:                            7832
Transit ASes present in the Internet Routing Table:                2865
Transit-only ASes present in the Internet Routing Table:            740
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 (273217)                              20
Prefixes from unregistered ASNs in the Routing Table:               324
    Number of instances of unregistered ASNs:                       325
Number of 32-bit ASNs allocated by the RIRs:                      45940
Number of 32-bit ASNs visible in the Routing Table:                7837
Prefixes from 32-bit ASNs in the Routing Table:                   29729
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:                   1480100093
    Equivalent to 88 /8s, 56 /16s and 136 /24s
    Percentage of available address space announced:               40.0
    Percentage of allocated address space announced:               39.9
    Percentage of available address space allocated:              100.1
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       81690

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

Prefixes being announced by APNIC Region ASes:                    31730
    Total APNIC prefixes after maximum aggregation:                7671
    APNIC Deaggregation factor:                                    4.14
Prefixes being announced from the APNIC address blocks:           31005
    Unique aggregates announced from the APNIC address blocks:     8676
APNIC Region origin ASes present in the Internet Routing Table:    1189
    APNIC Prefixes per ASN:                                       26.08
APNIC Region origin ASes announcing only one prefix:                460
APNIC Region transit ASes present in the Internet Routing Table:    216
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:    519
Number of APNIC addresses announced to Internet:              172793964
    Equivalent to 10 /8s, 76 /16s and 160 /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:                    116682
    Total ARIN prefixes after maximum aggregation:                62182
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           115465
    Unique aggregates announced from the ARIN address blocks:     66242
ARIN Region origin ASes present in the Internet Routing Table:     9091
    ARIN Prefixes per ASN:                                        12.70
ARIN Region origin ASes announcing only one prefix:                3795
ARIN Region transit ASes present in the Internet Routing Table:     844
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:    2042
Number of ARIN addresses announced to Internet:               873642625
    Equivalent to 52 /8s, 18 /16s and 186 /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:                     48095
    Total RIPE prefixes after maximum aggregation:                26048
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            49359
    Unique aggregates announced from the RIPE address blocks:     36213
RIPE Region origin ASes present in the Internet Routing Table:     4632
    RIPE Prefixes per ASN:                                        10.66
RIPE Region origin ASes announcing only one prefix:                1966
RIPE Region transit ASes present in the Internet Routing Table:     691
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1817
Number of RIPE addresses announced to Internet:               293930704
    Equivalent to 17 /8s, 133 /16s and 6 /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:                   49099
    Total LACNIC prefixes after maximum aggregation:              14891
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          47903
    Unique aggregates announced from the LACNIC address blocks:   22915
LACNIC Region origin ASes present in the Internet Routing Table:   4229
    LACNIC Prefixes per ASN:                                      11.33
LACNIC Region origin ASes announcing only one prefix:              1487
LACNIC Region transit ASes present in the Internet Routing Table:   886
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:  3312
Number of LACNIC addresses announced to Internet:              99386944
    Equivalent to 5 /8s, 236 /16s and 134 /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:                   9986
    Total AfriNIC prefixes after maximum aggregation:              2977
    AfriNIC Deaggregation factor:                                  3.35
Prefixes being announced from the AfriNIC address blocks:         12038
    Unique aggregates announced from the AfriNIC address blocks:   5917
AfriNIC Region origin ASes present in the Internet Routing Table:   297
    AfriNIC Prefixes per ASN:                                     40.53
AfriNIC Region origin ASes announcing only one prefix:              124
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      6.2
    Max AfriNIC Region AS path length visible:                       23
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  147
Number of AfriNIC addresses announced to Internet:             40273408
    Equivalent to 2 /8s, 102 /16s and 134 /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        9901       8752      84  CHINAMOBILE-CN China Mobile Communication
 56046        1566        804     184  CMNET-JIANGSU-AP China Mobile communicati
 56047        1499        192      50  CMNET-HUNAN-AP China Mobile communication
 56041        1491        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         602       2202     464  SINET-AS Research Organization of Informa
 17676         521       9903     160  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 38266         482        152      48  VIL-AS-AP Vodafone Idea Ltd, IN

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       11093      11968    3955  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3162      23564    2015  ATT-INTERNET4, US
   367        2522       3010    1190  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2243        152    1386  USDA-1, US
 11776        1876        257     219  ATLANTICBB-JOHNSTOWN, US
  6167        1753       3437     433  CELLCO-PART, US
   209        1670       4895     295  CENTURYLINK-US-LEGACY-QWEST, US
 36352        1554        164     793  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        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1291        100    1037  AKAMAI-ASN1, NL
  3215         888       4814     287  France Telecom - Orange, FR
  3257         792       2072     689  GTT-BACKBONE GTT, US
  8452         674       1760     135  TE-AS TE-AS, EG
  8376         663         59      31  Jordan Data Communications, JO
 25019         613        998     130  SAUDINETSTC-AS, SA
212238         583         42     517  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        6067       1731     863  UNINET, MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 10620        1675        251    1194  Telmex Colombia S.A., CO
  3816        1323        781     205  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1111        371      22  Telefonica del Peru S.A.A., PE
 26615         999       2503      53  TIM SA, BR
 18881         869       1128      28  TELEFONICA BRASIL S.A, BR
 27651         667         93      49  ENTEL CHILE S.A., CL
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         546       2888      72  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        1496        389      16  LINKdotNET-AS, EG
 20011         942        165     258  INTERNET-SOLUTIONS, ZA
 24835         701        315     155  RAYA-AS, EG
 37069         622       1047      14  MOBINIL, EG
 29571         588         52     290  ORANGE-COTE-IVOIRE, CI
 36992         585        982     267  ETISALAT-MISR, EG
 36914         545         82       3  KENET-AS, KE
 36903         446        209     308  MT-MPLS, MA
 36935         429        102     153  Vodafone-, EG
  2018         381        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       11093      11968    3955  AMAZON-02, US
  9808        9901       8752      84  CHINAMOBILE-CN China Mobile Communication
  8151        6067       1731     863  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        3162      23564    2015  ATT-INTERNET4, US
   367        2522       3010    1190  DNIC-ASBLK-00306-00371, US
 22773        2472       2081     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2243        152    1386  USDA-1, US
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 11776        1876        257     219  ATLANTICBB-JOHNSTOWN, 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        9901         9817  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6067         5204  UNINET, MX
 11830        1993         1929  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2472         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1876         1657  ATLANTICBB-JOHNSTOWN, US
 24863        1496         1480  LINKdotNET-AS, EG
 56047        1499         1449  CMNET-HUNAN-AP China Mobile communications corp
 56041        1491         1415  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1566         1382  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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      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      /10:28      /11:38      /12:134     
/13:193     /14:512     /15:1013    /16:6801    /17:3368    /18:4068    
/19:7546    /20:12300   /21:15062   /22:27317   /23:27497   /24:149811  
/25:50      /26:72      /27:37      /28:17      /29:16      /30:10      
/31:0       /32:3       

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

   ASN  No of nets  Total ann.  Description
  8151        3178        6067  UNINET, MX
 16509        2271       11093  AMAZON-02, US
 22773        1870        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1691        1993  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1461        3162  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         949        1670  CENTURYLINK-US-LEGACY-QWEST, US
 10620         929        1675  Telmex Colombia S.A., CO
 11776         891        1876  ATLANTICBB-JOHNSTOWN, US
 19901         881        1055  BRSPD-PUBLIC, US

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

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

   1:79        2:488       3:522       4:5         5:807       6:153    
   7:5         8:666      11:171      12:988      13:312      14:120    
  15:294      16:235      17:5        18:867      20:171      21:4      
  22:188      23:2267     24:661      27:36       29:19       31:406    
  32:19       34:9        35:103      36:1222     37:628      38:1759   
  39:523      40:52       41:992      42:229      43:211      44:33     
  45:3730     46:1045     47:94       49:29       50:357      51:370    
  52:1410     54:295      55:805      56:8        57:17       58:32     
  59:29       60:15       61:72       62:520      63:769      64:1756   
  65:1140     66:1566     67:975      68:524      69:1151     70:302    
  71:208      72:603      74:915      75:433      76:259      77:434    
  78:309      79:278      80:329      81:377      82:350      83:194    
  84:333      85:482      86:237      87:211      88:258      89:837    
  90:98       91:1041     92:649      93:495      94:845      95:558    
  96:217      97:67       98:532      99:164     100:27      101:27     
 102:338     103:1193    104:1065    105:79      106:50      107:1237   
 108:488     109:401     110:74      111:1876    112:469     113:44     
 114:54      115:19      116:50      117:984     118:171     119:162    
 120:1151    121:44      122:145     123:155     124:54      125:21     
 128:452     129:327     130:667     131:935     132:576     133:209    
 134:473     135:108     136:574     137:586     138:1011    139:396    
 140:681     141:448     142:905     143:708     144:411     145:86     
 146:637     147:500     148:740     149:650     150:325     151:638    
 152:671     153:136     154:779     155:746     156:795     157:398    
 158:487     159:670     160:648     161:623     162:907     163:405    
 164:741     165:810     166:601     167:638     168:1551    169:145    
 170:1568    171:102     172:1169    173:788     174:299     175:54     
 176:403     177:1112    178:471     179:861     180:111     181:1917   
 182:52      183:869     184:448     185:3186    186:2341    187:1061   
 188:770     189:1459    190:4988    191:476     192:4948    193:1863   
 194:1320    195:927     196:767     197:1623    198:2565    199:4605   
 200:3980    201:3281    202:1095    203:707     204:2100    205:1992   
 206:1659    207:1429    208:1310    209:1945    210:324     211:429    
 212:963     213:766     214:1010    215:42      216:2423    217:480    
 218:521     219:22      220:31      221:301     222:29      223:704    


End of report


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