Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
groupon.co.uk
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 06:31:05 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- alt3.aspmx.l.google.com
MX Priorities
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 23.48.224.108
- 23.48.224.110
Mail Server IPs
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 172.253.63.26 ↩ bi-in-f26.1e100.net
- 2607:f8b0:4004:c19::1b ↩ bk-in-f27.1e100.net
SOA Record
Raw SOA
a1-192.akam.net hostmaster.groupon.com 2026031800 10800 3600 1209600 3600
Primary NS (mname)
a1-192.akam.net
Admin Email (rname)
hostmaster@groupon.com
Serial
2026031800
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
a1-192.akam.net
a24-66.akam.net
a5-64.akam.net
a2-65.akam.net
a28-67.akam.net
a7-65.akam.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:mail.zendesk.com include:_spf.salesforce.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- google-site-verification=Zp0g5D3Vi1WO2LDdpdg6Zv6UD1RqBzaM3tJmRRph-_g
- google-site-verification=mW9DfFqvRvUbuatrRjVHQ_zpvonBkcXfd2SzlXIceZc
- google-site-verification=P1CcbnmM602r0XTP5AJUJHCkg_SLXuIIYcs-dgQSC4s
- SPFv=spf1 include:_spf.google.com include:mail.zendesk.com include:_spf.salesforce.com ~all
- google-site-verification:abVBT58CI7jZKh5YCYYEk9_ZeixD-uHsv0V6VQbhJQw
- facebook-domain-verification=xmfexql9erb2gjwmjvkthw4ifw9d50
- google-site-verification=AAsxmvnE9pB6x9dqi6OyhTSKjBE8asF-HqqzBSCPj7o
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