Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
summitlineconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 07:49:39 UTC · ↺ Refresh
MX Hostnames
- summitlineconstruction-com.mail.protection.outlook.com
MX Priorities
- summitlineconstruction-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
jo.ns.cloudflare.com dns.cloudflare.com 2398137056 10000 2400 604800 1800
Primary NS (mname)
jo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398137056
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jo.ns.cloudflare.com
ridge.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_u.summitlineconstruction.com._spf.smart.ondmarc.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; sp=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
13 records- 2197868
- MS=ms80524285
- _r4w0bk2fra4l2xna6r09482mme2yham
- anthropic-domain-verification-s8hx5f=jmpwJrriuN1mBwcchDN1xQ3QH
- asv=9fbf9e5022683f3b2cf2f0aa56510e54
- cloudflare_dashboard_sso=569ef7542829c4e45066f01564eec4e6
- dxyhf4vpwdbldmmft033t42qcbgqmyrd
- lj5crsfvywgwvh48ztd5th9zk4n4vd1t
- lucid-verification=gpc9vgj.avr3nyv_QJP
- lucid-verification=ufg9enu1byr7jztPCK
- onetrust-domain-verification=7338fa30566e4e4297ba58e1f1f30ecf
- openai-domain-verification=dv-DqPogSHDNKm7TBc8rUuCLM02
- SPFv=spf1 include:_u.summitlineconstruction.com._spf.smart.ondmarc.com -all
Full email verification for summitlineconstruction.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits