Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jacszen.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 16:14:42 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx2.googlemail.com
MX Priorities
- aspmx.l.google.com: 1
- alt2.aspmx.l.google.com: 5
- alt1.aspmx.l.google.com: 5
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
A / AAAA Records
- 208.76.80.80 ↩ betsy.snhdns.com
Mail Server IPs
- 142.250.31.26 ↩ bj-in-f26.1e100.net
- 2607:f8b0:4004:c1b::1a ↩ wv-in-f26.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 2800:3f0:4003:c0f::1a (no PTR)
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
dns3.snhdns.com tchalerts.gmx.com 2026031503 3600 1800 1209600 86400
Primary NS (mname)
dns3.snhdns.com
Admin Email (rname)
tchalerts@gmx.com
Serial
2026031503
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dns3.snhdns.com
dns4.snhdns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:208.76.80.80 include:relay.mailchannels.net +a +mx ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:208.76.80.80 include:relay.mailchannels.net +a +mx ~all
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