Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
schwingelectric.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 23:59:27 UTC · ↺ Refresh
MX Hostnames
- schwingelectric-com.mail.protection.outlook.com
MX Priorities
- schwingelectric-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.2.130 (no PTR)
- 104.18.3.130 (no PTR)
- 2606:4700::6812:282
- 2606:4700::6812:382
Mail Server IPs
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
alaric.ns.cloudflare.com dns.cloudflare.com 2395225541 10000 2400 604800 1800
Primary NS (mname)
alaric.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2395225541
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ursula.ns.cloudflare.com
alaric.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:192.138.162.55 ip4:69.74.83.106 ip4:108.58.84.130 ip4:192.1.1.50 ip4:192.1.1.249 ip4:64.106.173.19 a:billtrust.com include:spf.protection.outlook.com ip4:52.2.99.47 ip4:54.167.162.168 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
4 records- SPFv=spf1 mx a ip4:192.138.162.55 ip4:69.74.83.106 ip4:108.58.84.130 ip4:192.1.1.50 ip4:192.1.1.249 ip4:64.106.173.19 a:billtrust.com include:spf.protection.outlook.com ip4:52.2.99.47 ip4:54.167.162.168 -all
- MS=ms53340357
- MS=ms99251985
- smartsheet-site-validation=3p_oY2ivrXWFg6kDeq1pUCdmBHuTH_TG
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