Searching for hermes.dra.hmg.gb at j.root-servers.net: Got referral to ns4.ja.net [took 309 ms]
Searching for hermes.dra.hmg.gb at ns4.ja.net: Got referral to sun.mhs-relay.ac.uk [took 1,084 ms]
Searching for hermes.dra.hmg.gb at sun.mhs-relay.ac.uk: [took 435 ms]
Name Type Class TTL Answer
hermes.dra.hmg.gb MX IN 360000 relay.dstl.gov.uk (priority 10)
hermes.dra.hmg.gb A IN 360000 146.80.9.16

These results are returned in real-time, and are not cached. This means that these results are what DNS servers all over the world are seeing at the moment.
See a DNS traversal.