[lacnog] Weekly Global IPv6 Routing Table Summary

weeklyipv6report en gmail.com weeklyipv6report en gmail.com
Jue Ago 27 12:07:07 -03 2026


This is an automated weekly mailing describing the state of the Global
IPv6 Routing Table as seen from route-views.routeviews.org

The posting is sent to VENOG, APOPS, PACNOG and LACNOG.
If you wish to be added please send an email to: info.venog en gmail.com

Global Analysis Summary
--------------------------------------------------------------------------------------

  BGP routing table entries examined: 258654
    Prefix with the most prepends: {'PREFIX': '2804:8F50::/32', 'Count': 54, 'AS': '61758'}
    Unidentified prefixes: 0
    Number of AS_SET found in the Routing Table: 0
    Longest Global AS PATH: 58
    Prefixes identified as IANA: 8
    Global Average Prefix Length: 42.96
    Number of /48s globally: 118390
    Prefixes after maximum aggregation (per Origin AS): 143705
    IPv6 deaggregation factor: 1.81

    Global - Prefixes with a valid RPKI status: 209172
    Global - Prefixes with an invalid RPKI status: 1189
    Global - ROA‑uncovered prefixes: 48293

  Total ASes present in the Internet Routing Table: 37057
    Global - Average number of prefixes according to the number of ASes: 6.98

    Number of 32-bit ASes globally: 24062
    Number of 16-bit ASes globally: 12995

    Number of ASes that are only origin: 33773
      Number of 16-bit ASes that are only origin: 11056
      Number of 32-bit ASes that are only origin: 22717

    Number of ASes that are only transit: 195
      Number of 16-bit ASes that are only transit: 128
      Number of 32-bit ASes that are only transit: 67

    Number of Transit ASes that also announce prefixes: 3284

    Number of bogon 16-bit ASNs visible in the Routing Table: 0

    Number of bogon 32-bit ASNs visible in the Routing Table: 0

    Unidentified ASes: 0

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

  APNIC IPv6 prefixes: 2001:200::/23 2001:c00::/23 2001:e00::/23 2001:4400::/23 2001:8000::/19 2001:a000::/20 2001:b000::/20 2400::/12 2410::/12

  Number of prefixes analyzed in APNIC: 88158
    Average number of prefixes according to the number of ASes in APNIC: 9.08
    Average Prefix Length in APNIC: 43.53
    Number of /48s in APNIC: 34859
    Longest PATH in APNIC: 25
    Prefix with most prepends in APNIC {'PREFIX': '2001:DF4:5FC0::/48', 'Count': 20, 'AS': '138804'}

    Prefixes after maximum aggregation (per Origin AS): 38773
    IPv6 deaggregation factor: 2.21
    
    APNIC - Prefixes with a valid RPKI status: 80163
    APNIC - Prefixes with an invalid RPKI status: 750
    APNIC - ROA‑uncovered prefixes: 7245

  Number of ASes in APNIC: 9714
    Number of 32-bit ASes in APNIC: 7960
    Number of 16-bit ASes that are only origin in APNIC: 1426
    Number of 32-bit ASes that are only origin in APNIC: 7736
    Number of 16-bit ASes that are only transit in APNIC: 37
    Number of 32-bit ASes that are only transit in APNIC: 25
    Number of Transit ASes that also announce prefixes in APNIC: 551

ARIN Region Analysis Summary
--------------------------------------------------------------------------------------

  ARIN IPv6 prefixes: 2001:400::/23 2001:1800::/23 2001:4800::/23 2600::/12 2610::/23 2620::/23 2630::/12

  Number of prefixes analyzed in ARIN: 43559
    Average number of prefixes according to the number of ASes in ARIN: 8.16
    Average Prefix Length in ARIN: 44.54
    Number of /48s in ARIN: 24733
    Longest AS PATH in ARIN: 28
    Prefix with most prepends in ARIN {'PREFIX': '2604:5500::/42', 'Count': 25, 'AS': '19165'}

    Prefixes after maximum aggregation (per Origin AS): 35902
    IPv6 deaggregation factor: 1.6

    ARIN - Prefixes with a valid RPKI status: 33087
    ARIN - Prefixes with an invalid RPKI status: 75
    ARIN - ROA‑uncovered prefixes: 10397

  Number of ASes in ARIN: 5340
    Number of 32-bit ASes in ARIN: 1631
    Number of 16-bit ASes that are only origin in ARIN: 3311
    Number of 32-bit ASes that are only origin in ARIN: 1586
    Number of 16-bit ASes that are only transit in ARIN: 31
    Number of 32-bit ASes that are only transit in ARIN: 7
    Number of Transit ASes that also announce prefixes in ARIN: 440

LACNIC Region Analysis Summary
--------------------------------------------------------------------------------------

  LACNIC IPv6 prefixes: 2001:1200::/23 2800::/12

  Number of prefixes analyzed in LACNIC: 56198
    Average number of prefixes according to the number of ASes in LACNIC: 5.84
    Average Prefix Length in LACNIC: 41.03
    Number of /48s in LACNIC: 21148
    Longest AS PATH in LACNIC: 58
    Prefix with most prepends in LACNIC {'PREFIX': '2804:8F50::/32', 'Count': 54, 'AS': '61758'}

    Prefixes after maximum aggregation (per Origin AS): 33260
    IPv6 deaggregation factor: 1.62

    LACNIC - Prefixes with a valid RPKI status: 35397
    LACNIC - Prefixes with an invalid RPKI status: 98
    LACNIC - ROA‑uncovered prefixes: 20703

  Number of ASes in LACNIC: 9620
    Number of 32-bit ASes in LACNIC: 8189
    Number of 16-bit ASes that are only origin in LACNIC: 1096
    Number of 32-bit ASes that are only origin in LACNIC: 7360
    Number of 16-bit ASes that are only transit in LACNIC: 5
    Number of 32-bit ASes that are only transit in LACNIC: 12
    Number of Transit ASes that also announce prefixes in LACNIC: 1161

AFRINIC Region Analysis Summary
--------------------------------------------------------------------------------------
  
  AFRINIC IPv6 prefixes: 2001:4200::/23 2c00::/12

  Number of prefixes analyzed in AFRINIC: 4540
    Average number of prefixes according to the number of ASes in AFRINIC: 6.78
    Average Prefix Length in AFRINIC: 43.81
    Number of /48s in AFRINIC: 2620
    Longest AS PATH in AFRINIC: 18
    Prefix with most prepends in AFRINIC {'PREFIX': '2C0F:2280:2::/48', 'Count': 11, 'AS': '36873'}

    Prefixes after maximum aggregation (per Origin AS): 1734
    IPv6 deaggregation factor: 2.47

    AFRINIC - Prefixes with a valid RPKI status: 3248
    AFRINIC - Prefixes with an invalid RPKI status: 1
    AFRINIC - ROA‑uncovered prefixes: 1291

  Number of ASes in AFRINIC: 670
    Number of 32-bit ASes in AFRINIC: 394
    Number of 16-bit ASes that are only origin in AFRINIC: 220
    Number of 32-bit ASes that are only origin in AFRINIC: 377
    Number of 16-bit ASes that are only transit in AFRINIC: 3
    Number of 32-bit ASes that are only transit in AFRINIC: 2
    Number of Transit ASes that also announce prefixes in AFRINIC: 73

RIPE Region Analysis Summary
---------------------------------------------------------------------------------

  RIPE IPv6 prefixes: 2001:600::/23 2001:800::/22 2001:1400::/22 2001:1a00::/23 2001:1c00::/22 2001:2000::/19 2001:4000::/23 2001:4600::/23 2001:4a00::/23 2001:4c00::/23 2001:5000::/20 2003::/18 2a00::/12 2a10::/12

  Number of prefixes analyzed in RIPE: 66191
    Average number of prefixes according to the number of ASes in RIPE: 5.65
    Average Prefix Length in RIPE: 42.74
    Number of /48s in RIPE: 35025
    Longest AS PATH in RIPE: 30
    Prefix with most prepends in RIPE {'PREFIX': '2A06:9801:111::/48', 'Count': 20, 'AS': '204261'}

    Prefixes after maximum aggregation (per Origin AS): 34687
    IPv6 deaggregation factor: 1.68

    RIPE - Prefixes with a valid RPKI status: 57276
    RIPE - Prefixes with an invalid RPKI status: 265
    RIPE - ROA‑uncovered prefixes: 8650

  Number of ASes in RIPE: 11713
    Number of 32-bit ASes in RIPE: 5883
    Number of 16-bit ASes that are only origin in RIPE: 4999
    Number of 32-bit ASes that are only origin in RIPE: 5653
    Number of 16-bit ASes that are only transit in RIPE: 51
    Number of 32-bit ASes that are only transit in RIPE: 19
    Number of Transit ASes that also announce prefixes in RIPE: 1059
    

End of report
Based on Philip Smith's IPv4 Weekly Report
Hosted by LACNIC



Más información sobre la lista de distribución LACNOG