[lacnog] Weekly Global IPv6 Routing Table Summary

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Jue Abr 16 11:47:28 -03 2026


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IPv6 Routing Table as seen from route-views.routeviews.org

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Global Analysis Summary
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  BGP routing table entries examined: 246039
    Prefix with the most prepends: {'PREFIX': '2402:4160::/32', 'Count': 29, 'AS': '154448'}
    Unidentified prefixes: 0
    Number of AS_SET found in the Routing Table: 0
    Longest Global AS PATH: 45
    Prefixes identified as IANA: 8
    Global Average Prefix Length: 42.9
    Number of /48s globally: 111950
    Prefixes after maximum aggregation (per Origin AS): 137415
    IPv6 deaggregation factor: 1.8

    Global - Prefixes with a valid RPKI status: 165451
    Global - Prefixes with an invalid RPKI status: 1101
    Global - ROA‑uncovered prefixes: 79487

  Total ASes present in the Internet Routing Table: 36227
    Global - Average number of prefixes according to the number of ASes: 6.79

    Number of 32-bit ASes globally: 23287
    Number of 16-bit ASes globally: 12940

    Number of ASes that are only origin: 33017
      Number of 16-bit ASes that are only origin: 11032
      Number of 32-bit ASes that are only origin: 21985

    Number of ASes that are only transit: 175
      Number of 16-bit ASes that are only transit: 114
      Number of 32-bit ASes that are only transit: 61

    Number of Transit ASes that also announce prefixes: 3210

    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
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  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: 85482
    Average number of prefixes according to the number of ASes in APNIC: 8.88
    Average Prefix Length in APNIC: 43.48
    Number of /48s in APNIC: 33886
    Longest PATH in APNIC: 33
    Prefix with most prepends in APNIC {'PREFIX': '2402:4160::/32', 'Count': 29, 'AS': '154448'}

    Prefixes after maximum aggregation (per Origin AS): 37905
    IPv6 deaggregation factor: 2.21
    
    APNIC - Prefixes with a valid RPKI status: 47498
    APNIC - Prefixes with an invalid RPKI status: 688
    APNIC - ROA‑uncovered prefixes: 37296

  Number of ASes in APNIC: 9630
    Number of 32-bit ASes in APNIC: 7883
    Number of 16-bit ASes that are only origin in APNIC: 1421
    Number of 32-bit ASes that are only origin in APNIC: 7663
    Number of 16-bit ASes that are only transit in APNIC: 35
    Number of 32-bit ASes that are only transit in APNIC: 19
    Number of Transit ASes that also announce prefixes in APNIC: 541

ARIN Region Analysis Summary
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  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: 40518
    Average number of prefixes according to the number of ASes in ARIN: 7.76
    Average Prefix Length in ARIN: 44.52
    Number of /48s in ARIN: 23023
    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): 34095
    IPv6 deaggregation factor: 1.59

    ARIN - Prefixes with a valid RPKI status: 30115
    ARIN - Prefixes with an invalid RPKI status: 66
    ARIN - ROA‑uncovered prefixes: 10337

  Number of ASes in ARIN: 5224
    Number of 32-bit ASes in ARIN: 1514
    Number of 16-bit ASes that are only origin in ARIN: 3317
    Number of 32-bit ASes that are only origin in ARIN: 1467
    Number of 16-bit ASes that are only transit in ARIN: 25
    Number of 32-bit ASes that are only transit in ARIN: 6
    Number of Transit ASes that also announce prefixes in ARIN: 437

LACNIC Region Analysis Summary
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  LACNIC IPv6 prefixes: 2001:1200::/23 2800::/12

  Number of prefixes analyzed in LACNIC: 52832
    Average number of prefixes according to the number of ASes in LACNIC: 5.64
    Average Prefix Length in LACNIC: 40.96
    Number of /48s in LACNIC: 19517
    Longest AS PATH in LACNIC: 45
    Prefix with most prepends in LACNIC {'PREFIX': '2803:6850:1::/48', 'Count': 29, 'AS': '273113'}

    Prefixes after maximum aggregation (per Origin AS): 31306
    IPv6 deaggregation factor: 1.62

    LACNIC - Prefixes with a valid RPKI status: 31686
    LACNIC - Prefixes with an invalid RPKI status: 62
    LACNIC - ROA‑uncovered prefixes: 21084

  Number of ASes in LACNIC: 9375
    Number of 32-bit ASes in LACNIC: 7952
    Number of 16-bit ASes that are only origin in LACNIC: 1088
    Number of 32-bit ASes that are only origin in LACNIC: 7148
    Number of 16-bit ASes that are only transit in LACNIC: 6
    Number of 32-bit ASes that are only transit in LACNIC: 15
    Number of Transit ASes that also announce prefixes in LACNIC: 1134

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

  Number of prefixes analyzed in AFRINIC: 4274
    Average number of prefixes according to the number of ASes in AFRINIC: 6.54
    Average Prefix Length in AFRINIC: 43.68
    Number of /48s in AFRINIC: 2403
    Longest AS PATH in AFRINIC: 17
    Prefix with most prepends in AFRINIC {'PREFIX': '2C0F:F2B0::/32', 'Count': 14, 'AS': '328049'}

    Prefixes after maximum aggregation (per Origin AS): 1691
    IPv6 deaggregation factor: 2.39

    AFRINIC - Prefixes with a valid RPKI status: 2929
    AFRINIC - Prefixes with an invalid RPKI status: 1
    AFRINIC - ROA‑uncovered prefixes: 1344

  Number of ASes in AFRINIC: 654
    Number of 32-bit ASes in AFRINIC: 378
    Number of 16-bit ASes that are only origin in AFRINIC: 222
    Number of 32-bit ASes that are only origin in AFRINIC: 363
    Number of 16-bit ASes that are only transit in AFRINIC: 1
    Number of 32-bit ASes that are only transit in AFRINIC: 0
    Number of Transit ASes that also announce prefixes in AFRINIC: 69

RIPE Region Analysis Summary
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  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: 62925
    Average number of prefixes according to the number of ASes in RIPE: 5.55
    Average Prefix Length in RIPE: 42.66
    Number of /48s in RIPE: 33116
    Longest AS PATH in RIPE: 32
    Prefix with most prepends in RIPE {'PREFIX': '2A0B:4E07:1800::/38', 'Count': 20, 'AS': '44331'}

    Prefixes after maximum aggregation (per Origin AS): 33007
    IPv6 deaggregation factor: 1.66

    RIPE - Prefixes with a valid RPKI status: 53222
    RIPE - Prefixes with an invalid RPKI status: 284
    RIPE - ROA‑uncovered prefixes: 9419

  Number of ASes in RIPE: 11344
    Number of 32-bit ASes in RIPE: 5551
    Number of 16-bit ASes that are only origin in RIPE: 4979
    Number of 32-bit ASes that are only origin in RIPE: 5335
    Number of 16-bit ASes that are only transit in RIPE: 46
    Number of 32-bit ASes that are only transit in RIPE: 20
    Number of Transit ASes that also announce prefixes in RIPE: 1029
    

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



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