Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gag-koeln.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 04:09:39 UTC · ↺ Refresh
MX Hostnames
- mail2.gag-koeln.de
- gagkoeln-de0i.mail.protection.outlook.com
MX Priorities
- mail2.gag-koeln.de: 30
- gagkoeln-de0i.mail.protection.outlook.com: 10
A / AAAA Records
- 116.202.252.120 ↩ dedi6022.your-server.de
Mail Server IPs
- 176.95.251.104 ↩ mail2.gag-koeln.de
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.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::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
dns11.netcologne.de hostmaster.netcologne.de 2026021005 10800 3600 3600000 3600
Primary NS (mname)
dns11.netcologne.de
Admin Email (rname)
hostmaster@netcologne.de
Serial
2026021005
Refresh
10800s
Retry
3600s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
dns11.netcologne.de
dns13.netcologne.de
dns14.netcologne.de
dns12.netcologne.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:20.113.8.108 ip4:78.35.6.38 ip4:80.250.128.39 ip4:20.79.95.80/28 ip4:195.201.198.233 ip4:116.202.252.120 ip4:89.1.5.34 ip4:89.1.5.35 ip4:89.1.5.40 ip4:176.95.251.104 ip4:172.246.1.222 mx include:spf.protection.outlook.com include:spf.datasec.de include:spf.eu.signature365.net include:_spf.retarus.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; adkim=r; ri=604800
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
10 records- MS=ms17556966
- sophos-domain-verification=b06c9c617ed3636b68882669e87d43f78ac5b14885a997c4cfbbf6a8304531ee
- MS=7CF064ADDFC10F491391B106029A537FEB4BAF00
- teamviewer-sso-verification=886474a3254f451eaaf11c17d9cee8ba
- SPFv=spf1 ip4:20.113.8.108 ip4:78.35.6.38 ip4:80.250.128.39 ip4:20.79.95.80/28 ip4:195.201.198.233 ip4:116.202.252.120 ip4:89.1.5.34 ip4:89.1.5.35 ip4:89.1.5.40 ip4:176.95.251.104 ip4:172.246.1.222 mx include:spf.protection.outlook.com include:spf.datasec.de include:spf.eu.signature365.net include:_spf.retarus.com -all
- cisco-ci-domain-verification=6760c765f331c62e473d1a1e5fc81173caed89906b5f86cd2905f8232081b975
- apple-domain-verification=IbOpDgdjqfOnoI67
- MS=CDC877B363CF21EC8305E9A1E67037AC45EDA399
- google-site-verification=xFhNt90WMQFQGxU_5j4BnUDjnoYP_D99NDSlYAz10c0
- hibp-verify=dweb_08lbccmkpy790kw754rl8ptf
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