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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Nov 4 20:17:02 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 04 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:                              248801
    Prefixes after maximum aggregation (per Origin AS):          110070
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      133203
    Number of IPv4 prefixes with a valid ROA:                    109606
    Number of IPv4 prefixes with an invalid ROA:                     25
    Number of IPv4 prefixes with no ROA:                         139170
Total ASes present in the Internet Routing Table:                 20024
    Prefixes per ASN:                                             12.43
Origin-only ASes present in the Internet Routing Table:           17219
Origin ASes announcing only one prefix:                            7748
Transit ASes present in the Internet Routing Table:                2805
Transit-only ASes present in the Internet Routing Table:            756
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:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               337
    Number of instances of unregistered ASNs:                       338
Number of 32-bit ASNs allocated by the RIRs:                      45705
Number of 32-bit ASNs visible in the Routing Table:                7713
Prefixes from 32-bit ASNs in the Routing Table:                   28235
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:            141
Number of addresses announced to Internet:                   1492347677
    Equivalent to 88 /8s, 243 /16s and 107 /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:       78907

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

Prefixes being announced by APNIC Region ASes:                    32113
    Total APNIC prefixes after maximum aggregation:                7773
    APNIC Deaggregation factor:                                    4.13
Prefixes being announced from the APNIC address blocks:           31193
    Unique aggregates announced from the APNIC address blocks:     8905
APNIC Region origin ASes present in the Internet Routing Table:    1222
    APNIC Prefixes per ASN:                                       25.53
APNIC Region origin ASes announcing only one prefix:                484
APNIC Region transit ASes present in the Internet Routing Table:    214
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:    547
Number of APNIC addresses announced to Internet:              181754220
    Equivalent to 10 /8s, 213 /16s and 89 /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:                    111897
    Total ARIN prefixes after maximum aggregation:                59548
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110677
    Unique aggregates announced from the ARIN address blocks:     62002
ARIN Region origin ASes present in the Internet Routing Table:     8900
    ARIN Prefixes per ASN:                                        12.44
ARIN Region origin ASes announcing only one prefix:                3702
ARIN Region transit ASes present in the Internet Routing Table:     815
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1957
Number of ARIN addresses announced to Internet:               871438497
    Equivalent to 51 /8s, 241 /16s and 24 /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:                     48367
    Total RIPE prefixes after maximum aggregation:                25344
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            49631
    Unique aggregates announced from the RIPE address blocks:     34767
RIPE Region origin ASes present in the Internet Routing Table:     4587
    RIPE Prefixes per ASN:                                        10.82
RIPE Region origin ASes announcing only one prefix:                1968
RIPE Region transit ASes present in the Internet Routing Table:     670
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:    1796
Number of RIPE addresses announced to Internet:               301181136
    Equivalent to 17 /8s, 243 /16s and 168 /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:                   47032
    Total LACNIC prefixes after maximum aggregation:              14223
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          46114
    Unique aggregates announced from the LACNIC address blocks:   22399
LACNIC Region origin ASes present in the Internet Routing Table:   4141
    LACNIC Prefixes per ASN:                                      11.14
LACNIC Region origin ASes announcing only one prefix:              1476
LACNIC Region transit ASes present in the Internet Routing Table:   874
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:  3274
Number of LACNIC addresses announced to Internet:              97879104
    Equivalent to 5 /8s, 213 /16s and 132 /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:                   9055
    Total AfriNIC prefixes after maximum aggregation:              2959
    AfriNIC Deaggregation factor:                                  3.06
Prefixes being announced from the AfriNIC address blocks:         11045
    Unique aggregates announced from the AfriNIC address blocks:   5015
AfriNIC Region origin ASes present in the Internet Routing Table:   284
    AfriNIC Prefixes per ASN:                                     38.89
AfriNIC Region origin ASes announcing only one prefix:              118
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:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  139
Number of AfriNIC addresses announced to Internet:             40030976
    Equivalent to 2 /8s, 98 /16s and 211 /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        9895       8752      82  CHINAMOBILE-CN China Mobile Communication
 56046        1535        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         600       2170     465  SINET-AS Research Organization of Informa
 17676         535       9951     163  GIGAINFRA SoftBank Corp., JP
 56040         486        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       10989      11971    3863  AMAZON-02, US
   749        3262      54896    2509  DNIC-AS-00749, US
  7018        3156      23662    1992  ATT-INTERNET4, US
   367        2487       3009    1157  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2194        149    1371  USDA-1, US
 11776        1872        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1797       3392     439  CELLCO-PART, US
   209        1674       4896     298  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1402       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        3193        194      63  ALJAWWALSTC-AS, SA
 20940        1302        102    1049  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         800       2073     695  GTT-BACKBONE GTT, US
  8452         707       1842      17  TE-AS TE-AS, EG
  8376         656         57      29  Jordan Data Communications, JO
 25019         586        991     136  SAUDINETSTC-AS, SA
  3320         572       8321     484  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         505         38     455  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        5815       1685     784  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1735        259    1225  Telmex Colombia S.A., CO
  3816        1323        779     196  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1114        369      22  Telefonica del Peru S.A.A., PE
 26615        1030       2503      53  TIM SA, BR
 18881         859       1128      28  TELEFONICA BRASIL S.A, BR
 28006         643         77     293  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         628         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  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
 29571         687         56     301  ORANGE-COTE-IVOIRE, CI
 36935         646        127     176  Vodafone-, EG
 24835         599        352     195  RAYA-AS, EG
 36992         579        967     265  ETISALAT-MISR, EG
 37069         440       1051      15  MOBINIL, EG
 36914         438         82       3  KENET-AS, KE
 20011         431        131     297  INTERNET-SOLUTIONS, ZA
  2018         381        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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       10989      11971    3863  AMAZON-02, US
  9808        9895       8752      82  CHINAMOBILE-CN China Mobile Communication
  8151        5815       1685     784  UNINET, MX
   749        3262      54896    2509  DNIC-AS-00749, US
 39891        3193        194      63  ALJAWWALSTC-AS, SA
  7018        3156      23662    1992  ATT-INTERNET4, US
   367        2487       3009    1157  DNIC-ASBLK-00306-00371, US
 22773        2474       2083     712  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2194        149    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        9895         9813  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5815         5031  UNINET, MX
 39891        3193         3130  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2474         1762  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1872         1647  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1484         1408  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1410         1394  LINKdotNET-AS, EG
   209        1674         1376  CENTURYLINK-US-LEGACY-QWEST, 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
     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
    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
     63305  UNALLOCATED  12.49.58.0/24             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
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
41.204.224.0/24      Origin:     36911  RESERVED, ZZ
41.204.224.0/24     Transit:    328766  RESERVED, ZZ

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     /14:525     /15:1025    /16:6922    /17:3361    /18:4033    
/19:7462    /20:11982   /21:14585   /22:26621   /23:26754   /24:144905  
/25:47      /26:70      /27:37      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3081        5815  UNINET, MX
 39891        2309        3193  ALJAWWALSTC-AS, SA
 16509        2242       10989  AMAZON-02, US
 22773        1869        2474  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1412        3156  ATT-INTERNET4, US
 10620         972        1735  Telmex Colombia S.A., CO
   209         950        1674  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1872  ATLANTICBB-JOHNSTOWN, US
  6167         860        1797  CELLCO-PART, US

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

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

   1:75        2:519       3:508       4:5         5:1028      6:156    
   7:5         8:676      11:171      12:1013     13:311      14:114    
  15:293      16:231      17:5        18:872      20:116      21:4      
  22:188      23:2083     24:631      27:46       29:19       31:396    
  32:25       34:9        35:74       36:1193     37:723      38:1466   
  39:534      40:53       41:928      42:229      43:199      44:30     
  45:3661     46:973      47:94       49:37       50:353      51:368    
  52:1407     54:291      55:951      56:8        57:17       58:31     
  59:29       60:16       61:65       62:488      63:769      64:1707   
  65:1071     66:1430     67:896      68:515      69:1024     70:300    
  71:198      72:559      74:899      75:411      76:221      77:431    
  78:610      79:318      80:326      81:411      82:318      83:198    
  84:339      85:467      86:236      87:223      88:240      89:786    
  90:96       91:994      92:614      93:856      94:674      95:671    
  96:190      97:52       98:524      99:164     100:27      101:25     
 102:309     103:1241    104:876     105:93      106:55      107:779    
 108:445     109:408     110:41      111:1864    112:468     113:41     
 114:57      115:22      116:43      117:974     118:172     119:112    
 120:1169    121:44      122:156     123:156     124:68      125:22     
 128:328     129:322     130:668     131:922     132:564     133:208    
 134:468     135:102     136:497     137:586     138:986     139:397    
 140:662     141:560     142:909     143:704     144:406     145:71     
 146:648     147:506     148:693     149:625     150:337     151:624    
 152:640     153:135     154:614     155:752     156:906     157:384    
 158:458     159:636     160:704     161:599     162:838     163:373    
 164:750     165:750     166:599     167:630     168:1434    169:134    
 170:1520    171:99      172:1083    173:749     174:283     175:42     
 176:359     177:1090    178:433     179:775     180:77      181:1763   
 182:44      183:850     184:435     185:3061    186:2271    187:1021   
 188:760     189:1453    190:4882    191:447     192:4768    193:1855   
 194:1319    195:878     196:691     197:1119    198:2410    199:4505   
 200:3766    201:3146    202:1117    203:691     204:2080    205:1976   
 206:1542    207:1384    208:1208    209:1767    210:328     211:430    
 212:1003    213:742     214:1003    215:41      216:2314    217:473    
 218:521     219:21      220:31      221:301     222:18      223:709    


End of report


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