Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
utn.ac.cr
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 09:32:16 UTC · ↺ Refresh
MX Hostnames
- ALT2.ASPMX.L.GOOGLE.COM
- ASPMX3.GOOGLEMAIL.COM
- ASPMX2.GOOGLEMAIL.COM
- ASPMX.L.GOOGLE.COM
- ALT1.ASPMX.L.GOOGLE.COM
MX Priorities
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx3.googlemail.com: 10
A / AAAA Records
- 144.217.241.78 ↩ vps-4dfa013f.vps.ovh.ca
Mail Server IPs
- 172.253.139.27 ↩ yuiadsk-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
SOA Record
Raw SOA
ns2.utn.ac.cr webmaster.utn.ac.cr 201110367 7200 3600 1209600 3600
Primary NS (mname)
ns2.utn.ac.cr
Admin Email (rname)
webmaster@utn.ac.cr
Serial
201110367
Refresh
7200s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns3.utn.ac.cr
ns1.utn.ac.cr
ns2.utn.ac.cr
SPF Record
✓ Strict (-all)
v=spf1 ip4:186.33.19.84 ip4:186.33.19.85 ip4:186.33.19.87 ip4:186.33.19.81 ip4:200.229.5.194 ip4:49.12.123.114 ip4:65.21.204.248 include:_spf.google.com include:spfa.cpmails.com include:1ly6za480.spf.checkpoint-spf.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; adkim=r; aspf=r; ruf=mailto:[email protected],mailto:[email protected]; rua=mailto:[email protected],mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
google._domainkey
default._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
4 records- google-site-verification=1S9ef2Q3VFBY5DO49tOlw3XPx3NVU6oas6v0DTJhlxg
- ZOOM_verify_IqE75buGSM2H_u7e19OpTw
- google-site-verification=_Vbmb-hvJgEFQMfZbBHIAJXHZe2vZScTRyaLxONSpL8
- SPFv=spf1 ip4:186.33.19.84 ip4:186.33.19.85 ip4:186.33.19.87 ip4:186.33.19.81 ip4:200.229.5.194 ip4:49.12.123.114 ip4:65.21.204.248 include:_spf.google.com include:spfa.cpmails.com include:1ly6za480.spf.checkpoint-spf.com -all
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