sgk.ch

Valid Email Server
Domain Lookup › sgk.ch
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
sgk.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-10 14:15:12 UTC · ↺ Refresh

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MX Hostnames

  • sgk-ch.gate.seppmail.cloud

MX Priorities

  • sgk-ch.gate.seppmail.cloud: 0

A / AAAA Records

  • 194.150.248.5 ↩ srv125.tophost.ch
  • 2a02:6201:c296:f800::f805:1 ↩ srv125.tophost.ch

Mail Server IPs

  • 86.119.35.35 ↩ fl-1-35.zhdk.cloud.switch.ch
  • 217.20.196.81 ↩ 217-20-196-81.ch-zh1.pool-ewcs.ch
  • 2a01:4aa0:0:8::35 ↩ gate.ch.seppmail.cloud
  • 2001:620:5ca1:1f0:f816:3eff:fe96:d78e (no PTR)

SOA Record

Raw SOA ns125.tophost.ch admin.novatrend.ch 2026090903 3600 1800 1209600 86400
Primary NS (mname)
ns125.tophost.ch
Admin Email (rname)
admin@novatrend.ch
Serial
2026090903
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns126.tophost.ch
ns125.tophost.ch

SPF Record

✓ Strict (-all)
v=spf1 ip4:194.150.248.5 include:_spf.tophost.ch ip4:212.126.160.64 include:relay.mailchannels.net include:spf.protection.outlook.com include:_spf.ch.seppmail.cloud -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

2 records
  • SPFv=spf1 ip4:194.150.248.5 include:_spf.tophost.ch ip4:212.126.160.64 include:relay.mailchannels.net include:spf.protection.outlook.com include:_spf.ch.seppmail.cloud -all
  • swisssign-check=-tlu_q0K8mkQmzjnbr5vSJFTSRE
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