Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
groupon.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 03:29:48 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt4.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt2.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
A / AAAA Records
- 23.57.90.137
- 23.57.90.150
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 142.251.111.26 ↩ bk-in-f26.1e100.net
- 2607:f8b0:4004:c09::1a ↩ bh-in-f26.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
SOA Record
Raw SOA
a1-192.akam.net hostmaster.groupon.com 2026031700 300 600 864000 60
Primary NS (mname)
a1-192.akam.net
Admin Email (rname)
hostmaster@groupon.com
Serial
2026031700
Refresh
300s
Retry
600s
Expire
864000s
Minimum TTL
60s
Nameservers (NS)
a24-66.akam.net
a7-65.akam.net
a2-65.akam.net
a5-64.akam.net
a28-67.akam.net
a1-192.akam.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.groupon.com include:_spf.google.com include:_spf.salesforce.com include:mail.zendesk.com include:amazonses.com ~all
📊 DNS lookups: 5/10
~ 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
✓ 3 found
google._domainkey
s1._domainkey
s2._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
25 records- docker-verification=84154f8d-f1e0-4e55-b66f-6981b74cc7dc
- anthropic-domain-verification-5hb58r=jkWl7775XAHDiS2fMwqD6RAoz
- google-site-verification=LAePzEVB8hoONUKTNFcykITZmgGLjByjqDkC7mwiTU4
- ppm5gp7f3c7tx01z9cnp88mf7vc669x3
- adobe-idp-site-verification=525ae05e-61ea-42e0-aa5c-7b772b5d1440
- MS=6FE1E7D0B585AC075F50EBE6B4BC4DC37B798AF1
- pardot991802=3376ec1e838ee9e4f3b5f904c854546d2a22b266ef397d629313eee9c5bc2114
- google-site-verification=hkhcfNz4uIPjSMGt9ZJL-lR-UOD_6JzHDGlrjDGM2Mo
- google-site-verification=S5RW3bm-ZPLySg_MzGpW4t-JNHgyKYrnGZKtM_a3f_4
- google-site-verification=6HK6n1AXDMT6VC3cCX4qjVMGjj6tX12Y74c3mfBeNL4
- tiktok-developers-site-verification=KWAw5A9Ic1U0eTYagaheMcBqlmXsMU2Z
- google-site-verification=pbR_15RIr57-XDPO7GMJBjnwDXcPgT-Oa1-OHfMRJGE
- cloudflare_dashboard_sso=470ba9cd4b208e366b18f40fbbf0690f
- facebook-domain-verification=c60imsb8lu41f5g3ajiga3ule9yhha
- twilio-domain-verification=1d755492596c51fc65fb4fbc19d64c2a
- google-site-verification=bnYwipU3W9slwXzZwDq3c6zaiWpD_KiGUlJdiftfjgI
- atlassian-domain-verification=QIfugBKln2pS3/MW3aIctIDOP9Ncfh00zbGGrwInj4mS0CedhCHkC4gWdkx8raJa
- SPFv=spf1 include:spf.groupon.com include:_spf.google.com include:_spf.salesforce.com include:mail.zendesk.com include:amazonses.com ~all
- google-site-verification=i-sWGZhjAmu9-vW3J4n2RYoqr1x-pQT_hk5nShG6BGE
- wiz-domain-verification=38911e92baad6466216aae3a3acce51e6363effe4b7e2316053fdbe8664e4d72
- mandrill_verify.esh2KjqaJCaa1-KA4qm7fg
- onetrust-domain-verification=ff5b22486baf4fe0b8b50034143076d2
- apple-domain-verification=6GOjopirIpRHnCxT
- wiz-domain-verification=9d76786c3d81a543b60161ace1e1120754fde8e8eeff8557f4485b91ed25d267
- DirectFedAuthUrl=https://groupon.okta.com/app/groupon_pwcfederationnew_1/exk21ltwidvA79rc61d8/sso/saml
Full email verification for groupon.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits