isr.umd.edu DNS records

A IPv4 address
3h
128.8.27.57
University of Maryland
AS27
United States of America
College Park, Maryland
AAAA IPv6 address
5m
isr.umd.edu has no AAAA records.
CNAME Canonical name
Apex domains cannot have CNAME records.
TXT Human readable text
10m
SPF
Sender policy
v=spf1 -all
Google
Domain verification
google-site-verification=nScf-clZc-uLxpwLLUiZn8LbefYFKF5E70lCfqKhh0Y
MX Mail server
3m
aspmx.l.google.com 1 Primary
Google Workspace
alt1.aspmx.l.google.com 5
Google Workspace
alt2.aspmx.l.google.com 5
Google Workspace
alt4.aspmx.l.google.com 10
Google Workspace
alt3.aspmx.l.google.com 10
Google Workspace
NS Authoritative DNS server
10m
ns1.umd.edu
ns2.umd.edu
SOA Start of authority
10m
Zone apex
Start of authority
Email
[email protected]
Serial
2021089955
Refresh
4h
Retry
1h
Expire
28d
Negative cache TTL
5m

Other record types

A AAAA AFSDB APL AXFR CAA CDNSKEY CDS CERT CNAME CSYNC DHCID DLV DNAME DNSKEY DS EUI48 EUI64 HINFO HIP HTTPS IPSECKEY IXFR KEY KX LOC MX NAPTR NS NSEC3 NSEC3PARAM NSEC NXT OPENPGPKEY OPT PTR RP RRSIG SIG SMIMEA SOA SPF SSHFP SVCB SRV TA TKEY TLSA TSIG TXT URI ZONEMD