Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tecobi.com
Yes
✓ Yes
Mailgun
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 04:17:35 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt3.aspmx.l.google.com
- mxa.mailgun.org
- alt2.aspmx.l.google.com
- mxb.mailgun.org
- aspmx.l.google.com
- alt4.aspmx.l.google.com
MX Priorities
- mxb.mailgun.org: 30
- aspmx.l.google.com: 1
- alt4.aspmx.l.google.com: 10
- mxa.mailgun.org: 20
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
A / AAAA Records
- 34.110.211.147 ↩ 147.211.110.34.bc.googleusercontent.com
Mail Server IPs
- 34.160.63.108 ↩ 108.63.160.34.bc.googleusercontent.com
- 172.253.62.26 ↩ bc-in-f26.1e100.net
- 2607:f8b0:4004:c1b::1b ↩ wv-in-f27.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 34.160.13.42 ↩ 42.13.160.34.bc.googleusercontent.com
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns-cloud-c1.googledomains.com cloud-dns-hostmaster.google.com 218 21600 3600 1209600 300
Primary NS (mname)
ns-cloud-c1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
218
Refresh
21600s
Retry
3600s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-c4.googledomains.com
ns-cloud-c3.googledomains.com
ns-cloud-c2.googledomains.com
ns-cloud-c1.googledomains.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:mailgun.org ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
google._domainkey
k1._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
6 records- apple-domain-verification=ZjmbZ6ehkm1rtg0Xbr7iafSgvOmSoxM--FMQwT1QFv4
- stripe-verification=6400f2607a52518c726dd03a27384e56e922561fafc5e37ecf19c6c90d77dfe0
- google-site-verification=dm3HxaxZcBpsLUlWuQ5GAJgt2EJTrv31hzAYtsU72Vc
- google-site-verification=kEi9P00ksTNrQ4gsWLtw4eYLcvhACJiwnxB2sR3ST8s
- SPFv=spf1 include:_spf.google.com include:mailgun.org ~all
- openai-domain-verification=dv-3RDC0CVdLiYbyPv1uqyA0D6X
Full email verification for tecobi.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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