Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hp-engineering.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 19:16:43 UTC · ↺ Refresh
MX Hostnames
- hpengineering-com0e.mail.protection.outlook.com
MX Priorities
- hpengineering-com0e.mail.protection.outlook.com: 10
A / AAAA Records
- 172.161.49.83 (no PTR)
Mail Server IPs
- 52.101.185.13 ↩ mail-zrzp278cu00205.inbound.protection.outlook.com
- 52.101.185.14 ↩ mail-zr1p278cu00206.inbound.protection.outlook.com
- 52.101.187.1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
- 52.101.185.12 ↩ mail-zrap278cu00304.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::1 ↩ mail-zrzp278cu00201.inbound.protection.outlook.com
- 2a01:111:f403:ca3c::2 ↩ mail-zr1p278cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.cytan.ch hostmaster.hpnet.ch 2018061840 3600 600 1209600 3600
Primary NS (mname)
dns1.cytan.ch
Admin Email (rname)
hostmaster@hpnet.ch
Serial
2018061840
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns2.cytan.ch
dns1.cytan.ch
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; adkim=r; aspf=r; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms23672526
- SPFv=spf1 include:spf.protection.outlook.com -all
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