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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Oct 18 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 18 Oct, 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:                              247505
    Prefixes after maximum aggregation (per Origin AS):          110098
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      132093
    Number of IPv4 prefixes with a valid ROA:                    107017
    Number of IPv4 prefixes with an invalid ROA:                     42
    Number of IPv4 prefixes with no ROA:                         140446
Total ASes present in the Internet Routing Table:                 20132
    Prefixes per ASN:                                             12.29
Origin-only ASes present in the Internet Routing Table:           17341
Origin ASes announcing only one prefix:                            7743
Transit ASes present in the Internet Routing Table:                2791
Transit-only ASes present in the Internet Routing Table:            704
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:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               341
    Number of instances of unregistered ASNs:                       342
Number of 32-bit ASNs allocated by the RIRs:                      45578
Number of 32-bit ASNs visible in the Routing Table:                7755
Prefixes from 32-bit ASNs in the Routing Table:                   28153
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:            170
Number of addresses announced to Internet:                   1491804637
    Equivalent to 88 /8s, 235 /16s and 33 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       78074

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

Prefixes being announced by APNIC Region ASes:                    32408
    Total APNIC prefixes after maximum aggregation:                7969
    APNIC Deaggregation factor:                                    4.07
Prefixes being announced from the APNIC address blocks:           31626
    Unique aggregates announced from the APNIC address blocks:     9338
APNIC Region origin ASes present in the Internet Routing Table:    1234
    APNIC Prefixes per ASN:                                       25.63
APNIC Region origin ASes announcing only one prefix:                485
APNIC Region transit ASes present in the Internet Routing Table:    215
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    555
Number of APNIC addresses announced to Internet:              182364780
    Equivalent to 10 /8s, 222 /16s and 170 /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:                    112385
    Total ARIN prefixes after maximum aggregation:                59764
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111250
    Unique aggregates announced from the ARIN address blocks:     62296
ARIN Region origin ASes present in the Internet Routing Table:     8961
    ARIN Prefixes per ASN:                                        12.41
ARIN Region origin ASes announcing only one prefix:                3717
ARIN Region transit ASes present in the Internet Routing Table:     814
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:    1968
Number of ARIN addresses announced to Internet:               871597473
    Equivalent to 51 /8s, 243 /16s and 133 /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:                     48493
    Total RIPE prefixes after maximum aggregation:                25562
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49525
    Unique aggregates announced from the RIPE address blocks:     35029
RIPE Region origin ASes present in the Internet Routing Table:     4620
    RIPE Prefixes per ASN:                                        10.72
RIPE Region origin ASes announcing only one prefix:                1983
RIPE Region transit ASes present in the Internet Routing Table:     678
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          25
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1797
Number of RIPE addresses announced to Internet:               301189584
    Equivalent to 17 /8s, 243 /16s and 201 /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:                   44721
    Total LACNIC prefixes after maximum aggregation:              13520
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          43840
    Unique aggregates announced from the LACNIC address blocks:   20278
LACNIC Region origin ASes present in the Internet Routing Table:   4172
    LACNIC Prefixes per ASN:                                      10.51
LACNIC Region origin ASes announcing only one prefix:              1434
LACNIC Region transit ASes present in the Internet Routing Table:   865
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:  3275
Number of LACNIC addresses announced to Internet:              96463360
    Equivalent to 5 /8s, 191 /16s and 234 /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:                   9157
    Total AfriNIC prefixes after maximum aggregation:              3054
    AfriNIC Deaggregation factor:                                  3.00
Prefixes being announced from the AfriNIC address blocks:         11094
    Unique aggregates announced from the AfriNIC address blocks:   5013
AfriNIC Region origin ASes present in the Internet Routing Table:   304
    AfriNIC Prefixes per ASN:                                     36.49
AfriNIC Region origin ASes announcing only one prefix:              124
AfriNIC Region transit ASes present in the Internet Routing Table:   86
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  160
Number of AfriNIC addresses announced to Internet:             40092160
    Equivalent to 2 /8s, 99 /16s and 194 /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        9885       8750      79  CHINAMOBILE-CN China Mobile Communication
 56046        1543        796     174  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1484        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      73  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         599       2170     464  SINET-AS Research Organization of Informa
 17676         541       9967     163  GIGAINFRA SoftBank Corp., JP
 56040         485        489     107  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        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       10880      11910    3800  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3182      23676    1973  ATT-INTERNET4, US
   367        2469       3002    1154  DNIC-ASBLK-00306-00371, US
 22773        2464       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2175        147    1371  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1792       3366     436  CELLCO-PART, US
   209        1682       4897     302  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1398       1047     109  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
 39891        3209        195      64  ALJAWWALSTC-AS, SA
 20940        1280        100    1035  AKAMAI-ASN1, NL
  3215         918       4902     280  France Telecom - Orange, FR
  3257         803       2073     697  GTT-BACKBONE GTT, US
  8452         715       1842      17  TE-AS TE-AS, EG
  8376         669         57      27  Jordan Data Communications, JO
 25019         589        992     139  SAUDINETSTC-AS, SA
  3320         588       8321     492  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         494         37     445  CDNEXT, GB

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        5746       1709     696  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1228  Telmex Colombia S.A., CO
  3816        1320        779     200  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 26615        1032       2503      53  TIM SA, BR
 18881         851       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         627         86      51  ENTEL CHILE S.A., CL
 26599         552       2860      74  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        1135        389      16  LINKdotNET-AS, EG
 29571         844         63     315  ORANGE-COTE-IVOIRE, CI
 36935         621        118     160  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         519         82       3  KENET-AS, KE
 24835         513        339     187  RAYA-AS, EG
 37069         513       1055      16  MOBINIL, EG
 20011         458        133     312  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 36903         321        142     238  MT-MPLS, 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       10880      11910    3800  AMAZON-02, US
  9808        9885       8750      79  CHINAMOBILE-CN China Mobile Communication
  8151        5746       1709     696  UNINET, MX
   749        3264      54912    2511  DNIC-AS-00749, US
 39891        3209        195      64  ALJAWWALSTC-AS, SA
  7018        3182      23676    1973  ATT-INTERNET4, US
   367        2469       3002    1154  DNIC-ASBLK-00306-00371, US
 22773        2464       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2175        147    1371  USDA-1, US
 11830        2007        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        9885         9806  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5746         5050  UNINET, MX
 39891        3209         3145  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2464         1756  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1682         1380  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1543         1369  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
      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
     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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
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      /10:28      /11:38      /12:139     
/13:195     /14:529     /15:1029    /16:6902    /17:3347    /18:3996    
/19:7419    /20:11943   /21:14795   /22:26275   /23:26684   /24:143957  
/25:48      /26:70      /27:39      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3015        5746  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2222       10880  AMAZON-02, US
 22773        1860        2464  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1421        3182  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         952        1682  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         860        1792  CELLCO-PART, US

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

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

   1:65        2:546       3:497       4:5         5:1146      6:156    
   7:5         8:683      11:171      12:1009     13:315      14:113    
  15:292      16:231      17:5        18:860      20:105      21:4      
  22:188      23:2058     24:642      27:56       29:19       31:359    
  32:25       34:9        35:72       36:1203     37:738      38:1503   
  39:533      40:53       41:1070     42:238      43:198      44:34     
  45:3687     46:799      47:96       49:53       50:359      51:371    
  52:1398     54:275      55:952      56:8        57:17       58:31     
  59:30       60:16       61:63       62:475      63:776      64:1715   
  65:1079     66:1474     67:913      68:529      69:1099     70:302    
  71:205      72:554      74:914      75:410      76:246      77:390    
  78:604      79:257      80:340      81:401      82:286      83:194    
  84:326      85:468      86:227      87:214      88:231      89:799    
  90:95       91:1003     92:654      93:835      94:682      95:703    
  96:192      97:47       98:532      99:164     100:26      101:24     
 102:402     103:1317    104:884     105:119     106:68      107:793    
 108:440     109:388     110:41      111:1868    112:466     113:41     
 114:56      115:25      116:51      117:978     118:174     119:113    
 120:1173    121:46      122:157     123:156     124:68      125:21     
 128:375     129:313     130:650     131:901     132:577     133:206    
 134:455     135:102     136:500     137:568     138:983     139:393    
 140:663     141:562     142:889     143:685     144:412     145:67     
 146:637     147:499     148:701     149:611     150:332     151:644    
 152:657     153:136     154:655     155:751     156:739     157:397    
 158:451     159:644     160:786     161:631     162:855     163:371    
 164:737     165:798     166:597     167:645     168:1191    169:129    
 170:1499    171:98      172:1093    173:773     174:284     175:42     
 176:359     177:1127    178:511     179:747     180:72      181:1656   
 182:45      183:850     184:431     185:3092    186:1985    187:1058   
 188:785     189:1446    190:4057    191:483     192:4760    193:1879   
 194:1346    195:903     196:752     197:1116    198:2440    199:4501   
 200:3438    201:3059    202:1122    203:684     204:2087    205:1933   
 206:1534    207:1404    208:1202    209:1833    210:326     211:430    
 212:998     213:759     214:1027    215:41      216:2305    217:492    
 218:520     219:31      220:53      221:300     222:23      223:680    


End of report


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