Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
altorfer.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 12:37:24 UTC · ↺ Refresh
MX Hostnames
- altorfer-com.mail.protection.outlook.com
MX Priorities
- altorfer-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.20.20.96 (no PTR)
- 172.66.157.217 (no PTR)
- 2606:4700:10::6814:1460
- 2606:4700:10::ac42:9dd9
Mail Server IPs
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
mona.ns.cloudflare.com dns.cloudflare.com 2400858357 10000 2400 604800 1800
Primary NS (mname)
mona.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400858357
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
mona.ns.cloudflare.com
theo.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:208.117.39.248 ip4:208.74.48.135 ip4:208.74.48.127 ip4:143.192.149.248 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
7 records- MS=ms81376048
- YT7VTd4L7BICLTIw1etCuBO0IO+MkYiNXiQu6er6kuPb9AfJxZWshbsKDplW4Gxi9TyaVILWvXtu5GZRUSaaYA==
- apple-domain-verification=DXKW9YUxiO6KZ8jy
- autodesk-domain-verification=Pmz5hNEfs799YDTgtHr9
- eftrn288dg06b4oks3qdechrjl
- smartsheet-site-validation=tlqJ-bVffrf6sAuDhnNNPVZb6ksohvN9
- SPFv=spf1 ip4:208.117.39.248 ip4:208.74.48.135 ip4:208.74.48.127 ip4:143.192.149.248 include:spf.protection.outlook.com -all
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