gmail.co.uk
domain ResolvesDNS by Google Domains · Nameservers: ns1.googledomains.com, ns2.googledomains.com, ns3.googledomains.com, ns4.googledomains.com
Findings
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Caution SOA expire is shorter than a week DNS-SOA-EXPIRE
expire=259200s
How to fix: Secondaries stop answering if the primary is unreachable for this long. 1–4 weeks is typical.
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Note No A record at the apex DNS-NO-APEX-A
The bare domain does not point at a web server.
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Note No IPv6 (AAAA) address for the apex DNS-NO-AAAA
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Note www does not resolve DNS-NO-WWW
Visitors typing www. in front of the domain will not reach a site.
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Note No MX records DNS-NO-MX
Mail for this domain falls back to the A record, or the domain does not receive mail.
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Note DNSSEC is not enabled DNSSEC-OFF
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Pass Zone transfers are refused to outsiders DNS-AXFR-CLOSED
4 server(s) tested
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Pass All nameservers answer authoritatively DNS-AUTHORITATIVE-OK
ns1.googledomains.com, ns2.googledomains.com, ns3.googledomains.com, ns4.googledomains.com
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Pass Nameservers agree on the zone serial DNS-SERIAL-OK
1
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Pass CAA restricts which authorities may issue certificates DNS-CAA-OK
pki.goog
NS 4
| Name | Type | TTL | Value |
|---|---|---|---|
| gmail.co.uk | NS | 21600 | ns2.googledomains.com. |
| gmail.co.uk | NS | 21600 | ns1.googledomains.com. |
| gmail.co.uk | NS | 21600 | ns4.googledomains.com. |
| gmail.co.uk | NS | 21600 | ns3.googledomains.com. |
SOA 1
| Name | Type | TTL | Value |
|---|---|---|---|
| gmail.co.uk | SOA | 21600 | primary ns1.googledomains.com contact cloud-dns-hostmaster.google.com serial 1 refresh/retry/expire/min 21600/3600/259200/300 |
A 0
No A records (NOERROR).
AAAA 0
No AAAA records (NOERROR).
www (A) 0
No www (A) records (NOERROR).
MX 0
No MX records (NOERROR).
TXT 1
| Name | Type | TTL | Value |
|---|---|---|---|
| gmail.co.uk | TXT | 300 | v=spf1 -all |
CAA 1
| Name | Type | TTL | Value |
|---|---|---|---|
| gmail.co.uk | CAA | 86400 | 0 issue pki.goog |
SRV 0
No SRV records (NOERROR).
DNSKEY 0
No DNSKEY records (NOERROR).
DS (parent) 0
No DS (parent) records (NOERROR).
HTTPS 0
No HTTPS records (NOERROR).
Nameserver agreement
| Server | Address | Authoritative | Serial | Time |
|---|---|---|---|---|
| ns1.googledomains.com | 216.239.32.99, 2001:4860:4802:32:0:0:0:63 | yes | 1 | 17 ms |
| ns2.googledomains.com | 216.239.34.99, 2001:4860:4802:34:0:0:0:63 | yes | 1 | 18 ms |
| ns3.googledomains.com | 216.239.36.99, 2001:4860:4802:36:0:0:0:63 | yes | 1 | 50 ms |
| ns4.googledomains.com | 216.239.38.99, 2001:4860:4802:38:0:0:0:63 | yes | 1 | 19 ms |
Zone transfer (AXFR)
- ns1.googledomains.com216.239.32.99refused (REFUSED)
- ns2.googledomains.com216.239.34.99refused (REFUSED)
- ns3.googledomains.com216.239.36.99refused (REFUSED)
- ns4.googledomains.com216.239.38.99refused (REFUSED)
