Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
libri.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 20:11:43 UTC · ↺ Refresh
MX Hostnames
- libri-de.mail.protection.outlook.com
MX Priorities
- libri-de.mail.protection.outlook.com: 10
A / AAAA Records
- 188.64.195.32 ↩ vm37921.psmanaged.com
Mail Server IPs
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
SOA Record
Raw SOA
a.prim-ns.de hostmaster.nexinto.net 2026033101 28800 7200 604800 1200
Primary NS (mname)
a.prim-ns.de
Admin Email (rname)
hostmaster@nexinto.net
Serial
2026033101
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
1200s
Nameservers (NS)
c.sec-ns.de
b.sec-ns.de
a.sec-ns.net
a.prim-ns.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:195.177.48.190/32 ip4:194.64.234.183/32 ip4:188.64.195.32/32 ip4:84.46.80.60 ip4:84.46.94.123 ip4:185.90.20.0/22 ip4:217.175.194.0/24 ip4:91.194.248.0/23 ip4:91.211.240.0/22 ip4:194.113.24.0/22 ip4:195.54.172.0/23 ip4:185.4.120.0/23 ip4:185.4.122.0/24 include:emsmtp.com include:amazonses.com include:_spf01.libri.de include:_spf02.libri.de include:_spf03.libri.de include:_spf04.libri.de include:spf.protection.outlook.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; adkim=s; aspf=r; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 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- apple-domain-verification=hpCeQBHPq3OLW4br
- 5CSkfkwNCZflgqMFLFsbzEQOyHLT52jwc8hYut4M9pyh/+k47C7IYl0f4Kg1BGhaC7Cnplsxu8AzdwPCbu0Vgg==
- 9gd8niqre8j0qta4q365p30v6k
- SPFv=spf1 ip4:195.177.48.190/32 ip4:194.64.234.183/32 ip4:188.64.195.32/32 ip4:84.46.80.60 ip4:84.46.94.123 ip4:185.90.20.0/22 ip4:217.175.194.0/24 ip4:91.194.248.0/23 ip4:91.211.240.0/22 ip4:194.113.24.0/22 ip4:195.54.172.0/23 ip4:185.4.120.0/23 ip4:185.4.122.0/24 include:emsmtp.com include:amazonses.com include:_spf01.libri.de include:_spf02.libri.de include:_spf03.libri.de include:_spf04.libri.de include:spf.protection.outlook.com -all
- atlassian-domain-verification=D5/aJBZzPmXye2j7O2xNUGPRIM1bUJZNfE2/oWinza2iPZaBwNmGBz2aExeNuFKI
- google-site-verification=7oZ3XXVlBrnXUqaMHaIuFYm1aG6FXmdHmWUOLamv1dw
- ms-domain-verification=04a13c72-a5e1-4c4e-9fc5-fa91d2dc9f9c
- ms-domain-verification=70585597-56bd-41ff-a58f-b39bf543dbec
- ms-domain-verification=31321d6d-2e04-44e7-a4c7-56e25997b3dd
- miro-verification=1d3f6e72e1d081545da8d546dd0da0befd263987
Full email verification for libri.de
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