Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
metronlab.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 11:36:47 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 127.0.0.1 ↩ localhost
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 142.251.163.27 ↩ wv-in-f27.1e100.net
- 2607:f8b0:4004:c09::1a ↩ bh-in-f26.1e100.net
SOA Record
Raw SOA
ns0.online.net hostmaster.metronlab.com 2026012816 10800 3600 604800 3600
Primary NS (mname)
ns0.online.net
Admin Email (rname)
hostmaster@metronlab.com
Serial
2026012816
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.online.net
ns0.online.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.sendinblue.com include:spf.mailjet.com include:mailgun.org include:_spf.google.com include:_spf.odoo.com mx -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=reject; ri=86400
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
google._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
5 records- SPFv=spf1 include:spf.sendinblue.com include:spf.mailjet.com include:mailgun.org include:_spf.google.com include:_spf.odoo.com mx -all
- atlassian-domain-verification=1TbOuxKbUoWJ1OdJ929BRSFQAw8aLWhMmCps/UzGs3FVv/hk8ZTg3xrtb/9dWd3f
- Sendinblue-code:b636ae3f41e997841484d09236b66260
- status-page-domain-verification=mj3c31czdjcg
- apple-domain-verification=TGs6uOuTtWT5f3qQ
Full email verification for metronlab.com
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