Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
premsafe.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 06:38:24 UTC · ↺ Refresh
MX Hostnames
- premsafe-com.mail.protection.outlook.com
MX Priorities
- premsafe-com.mail.protection.outlook.com: 0
A / AAAA Records
- 77.72.2.108 ↩ p108.lon.krystal.io
Mail Server IPs
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
dahlia.ns.cloudflare.com dns.cloudflare.com 2399231363 10000 2400 604800 1800
Primary NS (mname)
dahlia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399231363
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
dahlia.ns.cloudflare.com
ganz.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:209.97.132.25 ip4:199.255.192.0/22 ip4:199.127.232.0/22 ip4:54.240.0.0/18 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:spf.protection.outlook.com ip4:209.97.132.25 ip4:199.255.192.0/22 ip4:199.127.232.0/22 ip4:54.240.0.0/18 -all
- MS=ms28657336
- MS=ms51847484
- krystal-domain-verification
- mscid=i8jiWIhsm318p/c7TQY8IRYPzZQBGv3cAsShu8m9ooi7qZxRkzsfP1PpOpxLnSeq/sGMvY3qBHuhQ2jQdxuB6A==
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