mx4.cogentco.com DNS records

A IPv4 address
12h
154.57.145.70
Cogent Communications
AS174
Netherlands
Halfweg, North Holland
AAAA IPv6 address
12h
mx4.cogentco.com has no AAAA records.
CNAME Canonical name
1h 50m 37s
mx4.cogentco.com has no CNAME records.
TXT Human readable text
12h
mx4.cogentco.com has no TXT records.
MX Mail server
12h
mx4.cogentco.com has no MX records.
NS Authoritative DNS server
12h
mx4.cogentco.com has no NS records.
NS records for this zone are defined at cogentco.com.
trace mx4.cogentco.com NS records for cogentco.com
SOA Start of authority
12h
Zone apex
Start of authority
Email
[email protected]
Serial
2026020802
Refresh
3h
Retry
1h
Expire
7d
Negative cache TTL
12h

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