Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alerthr.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 10:56:15 UTC · ↺ Refresh
MX Hostnames
- alerthr-com.mail.protection.outlook.com
MX Priorities
- alerthr-com.mail.protection.outlook.com: 0
A / AAAA Records
- 194.5.132.30 ↩ s1126.hostingsecure.com
Mail Server IPs
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.notus.info hostmaster.notus.info 2020050107 10800 7200 604800 10800
Primary NS (mname)
ns1.notus.info
Admin Email (rname)
hostmaster@notus.info
Serial
2020050107
Refresh
10800s
Retry
7200s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns3.notus.info
ns2.notus.info
ns1.notus.info
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com include:_spf.easyflex.net include:emsd1.com include:spf.jerrisoft.nl include:spf.micros.nl include:_spf.salesforce.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
6 records- SPFv=spf1 mx include:spf.protection.outlook.com include:_spf.easyflex.net include:emsd1.com include:spf.jerrisoft.nl include:spf.micros.nl include:_spf.salesforce.com ~all
- google-site-verification=opbUO08SyYCI24fH8JkmnPFTcxsIVADHa5OGppdBR2o
- facebook-domain-verification=66t0n137tnmb3lvcdv7zfuvh888rwg
- google-site-verification=-jx8nqY3OV-E2ICqVNy4HLF91IuaWQl_Igy0tCj9J3I
- MS=ms24552425
- google-site-verification=xKrh2pO_b-lMF3YPF-DkuQbYERPnbOOk4RsydLfvTo8
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