Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
srk.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 06:42:32 UTC · ↺ Refresh
MX Hostnames
- srk-com.mail.protection.outlook.com
MX Priorities
- srk-com.mail.protection.outlook.com: 10
A / AAAA Records
- 44.229.239.59 ↩ ec2-44-229-239-59.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009010625 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010625
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns4.dnsmadeeasy.com
ns0.dnsmadeeasy.com
ns2.dnsmadeeasy.com
ns3.dnsmadeeasy.com
ns1.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 a:spf1.srk.com include:spf.protection.outlook.com include:_spf.sendergen.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
9 records- TAILSCALE-PdpK7OU05APOG6xQvbfD
- wrike-verification=Mzc5OTY2NjozNDBmMWIxODM1ODkwZmIyZWE2MDc5NmFjYThkNGNiMzFjMmE5ODU2YjJiOWJhMTcyNjVlM2U2OTM5YjllM2U0
- 0163ZR+y9cNuarGCVGZ+AfvKR10UMH9bUArVaJ5TeY1AtRg1NBnAAE2rLk4o8XUwEP6XebkOXHOLtBkVM6bOqA==
- google-site-verification=VMxhZKCrIF8uxCMI8epJdWihBXHrxqQIA-ba6I0bhus
- yandex-verification: e8346ce16a3934fa
- adobe-idp-site-verification=12c07814a2ab2f4cbac60a68dc0f55ffcf92fa4cc97fefa12ed0979f9c3bea47
- MS=ms34214332
- google-site-verification=50N-vWLPtzM9kwtKwpsN6fid9lj0jVdDkVylfFPIq0I
- SPFv=spf1 a:spf1.srk.com include:spf.protection.outlook.com include:_spf.sendergen.com -all
Full email verification for srk.com
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