DNS lookup


Query type:
 ANY  A  AAAA  MX  NS  SOA  TXT  SRV

Nameserver(s) to query:
If no nameserver is provided, authoritative server of domain is queried. Separate multiple nameservers useing space. Preselect google, cloudflare or openDNS.

MX records of 'stackoverflow.com'

Answers

Records retrived from damian.ns.cloudflare.com in 68ms
stackoverflow.com
MX
aspmx.l.google.com
Preference: 1
stackoverflow.com
MX
alt1.aspmx.l.google.com
Preference: 5
stackoverflow.com
MX
alt2.aspmx.l.google.com
Preference: 5
stackoverflow.com
MX
alt3.aspmx.l.google.com
Preference: 10
stackoverflow.com
MX
alt4.aspmx.l.google.com
Preference: 10

DNS propagation check of 'stackoverflow.com'Port scan + probeing of 'stackoverflow.com'TLS/SSL certificate check of 'stackoverflow.com'

References

References added from public DNS servers in 21ms
aspmx.l.google.com
A
172.253.63.26
alt3.aspmx.l.google.com
A
142.250.27.26
alt4.aspmx.l.google.com
A
142.250.153.26
alt1.aspmx.l.google.com
A
209.85.202.27
alt2.aspmx.l.google.com
A
64.233.184.27

Log

+000
  • Recursive lookup starting at the root servers
+000
  • Starting lookup
+000
  • Querying 'a.root-servers.net' for MX-records on 'stackoverflow.com'.
+024
+024
  • We are asked to query 'l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net' for further details
+024
  • Try 'l.gtld-servers.net'
+024
  • Querying 'l.gtld-servers.net' for MX-records on 'stackoverflow.com'.
+060
+061
  • We are asked to query 'sureena.ns.cloudflare.com, damian.ns.cloudflare.com' for further details
+061
  • Try 'damian.ns.cloudflare.com'
+061
  • Querying 'damian.ns.cloudflare.com' for MX-records on 'stackoverflow.com'.
+068
+068
  • Lookup done - got 5 records from 'damian.ns.cloudflare.com' in a total of 68ms.
+068
  • Adding references
+068
  • All references are looked up using public DNS resolvers like Google, Cloudflare and openDNS.
+087
  • Looking for records on reference 'alt3.aspmx.l.google.com'. Got answer of 1 records in 17ms from 'resolver2.opendns.com'.
+088
  • Looking for records on reference 'alt1.aspmx.l.google.com'. Got answer of 1 records in 18ms from 'resolver2.opendns.com'.
+088
  • Looking for records on reference 'aspmx.l.google.com'. Got answer of 1 records in 19ms from 'resolver2.opendns.com'.
+089
  • Looking for records on reference 'alt4.aspmx.l.google.com'. Got answer of 1 records in 18ms from 'resolver2.opendns.com'.
+089
  • Looking for records on reference 'alt2.aspmx.l.google.com'. Got answer of 1 records in 19ms from 'resolver2.opendns.com'.
+090
  • All done - a total of 5 records retrived in 89ms. Main response from 'damian.ns.cloudflare.com'.