--- Begin Message ---
Chris writes:
> It's also interesting to note the wide range in the
> caches -- 3600 - 86400.
> bit.ly. 3600 IN NS ns-cloud-c2.googledomains.com.
> bit.ly. 3600 IN NS ns-cloud-c3.googledomains.com.
...
> bit.ly. 86400 IN NS ns-cloud-c2.googledomains.com.
> bit.ly. 86400 IN NS ns-cloud-c3.googledomains.com.
This part isn't that surprising. The delegating NS RRset is one hour,
and probably standard across all .ly domains. (I'm not aware of a
registry that uses varying TTLs for different delegations, but it's
possible.)
The one day TTL comes from the authoritative NS RRset.
--- End Message ---
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