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DNS root
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Domain name
in1-smtp.messagingengine.com.
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Email
in1-smtp.messagingengine.com.
IP addresses
Queried
just now
View record changes
Now
2026-05-27
A
IPv4 address
1h
Time to live
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103.168.172.216
Fastmail Pty
AS151847
United States of America
Philadelphia, Pennsylvania
103.168.172.217
Fastmail Pty
AS151847
United States of America
Philadelphia, Pennsylvania
103.168.172.218
Fastmail Pty
AS151847
United States of America
Philadelphia, Pennsylvania
103.168.172.219
Fastmail Pty
AS151847
United States of America
Philadelphia, Pennsylvania
103.168.172.220
Fastmail Pty
AS151847
United States of America
Philadelphia, Pennsylvania
103.168.172.221
Fastmail Pty
AS151847
United States of America
Philadelphia, Pennsylvania
103.168.172.222
Fastmail Pty
AS151847
United States of America
Philadelphia, Pennsylvania
103.168.172.223
Fastmail Pty
AS151847
United States of America
Philadelphia, Pennsylvania
AAAA
IPv6 address
1h
Time to live
View CLI command
Local DNS resolver
Authoritative DNS server
macOS
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Linux
Check propagation
in1-smtp.messagingengine.com. has no AAAA records.
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