Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cityupdate.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 02:02:38 UTC · ↺ Refresh
MX Hostnames
- cityupdate-de.mail.protection.outlook.com
MX Priorities
- cityupdate-de.mail.protection.outlook.com: 10
A / AAAA Records
- 85.236.44.102 ↩ 102-44-236-85.rev.customer-net.de
Mail Server IPs
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.cityupdate.de info.cityupdate.de 2026032500 14400 3600 604800 900
Primary NS (mname)
ns1.cityupdate.de
Admin Email (rname)
info@cityupdate.de
Serial
2026032500
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
ns3.cityupdate.de
ns1.cityupdate.de
ns2.cityupdate.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ 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
✓ 1 found
s1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=ms79467414
- SPFv=spf1 include:spf.protection.outlook.com -all
- google-site-verification=Yb41YigyxULaVrWRc9A7Z3TyHCWvBVfktdlpGM9zqA8
Full email verification for cityupdate.de
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