sff.ch

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

Domain Overview

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

Checked via [email protected] · 2026-09-10 21:14:29 UTC · ↺ Refresh

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MX Hostnames

  • sff-ch.mail.protection.outlook.com

MX Priorities

  • sff-ch.mail.protection.outlook.com: 10

A / AAAA Records

  • 212.243.197.115 (no PTR)

Mail Server IPs

  • 52.101.185.12 ↩ mail-zrap278cu00304.inbound.protection.outlook.com
  • 52.101.187.1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 52.101.185.14 ↩ mail-zr1p278cu00206.inbound.protection.outlook.com
  • 52.101.185.13 ↩ mail-zrzp278cu00205.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::1 ↩ mail-zrzp278cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:ca3e::1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c:: ↩ mail-zrap278cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::2 ↩ mail-zr1p278cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA ch.ch-inter.net metanet.beeline.ch 2025071801 300 300 1200 300
Primary NS (mname)
ch.ch-inter.net
Admin Email (rname)
metanet@beeline.ch
Serial
2025071801
Refresh
300s
Retry
300s
Expire
1200s
Minimum TTL
300s

Nameservers (NS)

ch.ch-inter.net
nl.ch-inter.net
de.ch-inter.net

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:77.109.139.115 ip4:77.109.139.114 ip4:212.243.197.30 ip4:212.243.197.31 ip4:212.243.197.32 ip4:212.243.197.33 ip4:212.243.197.34 ip4:212.243.197.35 ip4:212.243.197.115 include:spf.protection.outlook.com include:zcom.it -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • SPFv=spf1 a mx ip4:77.109.139.115 ip4:77.109.139.114 ip4:212.243.197.30 ip4:212.243.197.31 ip4:212.243.197.32 ip4:212.243.197.33 ip4:212.243.197.34 ip4:212.243.197.35 ip4:212.243.197.115 include:spf.protection.outlook.com include:zcom.it -all
  • ppe-b32d1e57f8e14f48dde9ffae8d7cab6d0cb69642
  • MS=ms18847777
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