Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
otsuka.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 13:35:19 UTC · ↺ Refresh
MX Hostnames
- otsuka-de.mail.protection.outlook.com
MX Priorities
- otsuka-de.mail.protection.outlook.com: 10
A / AAAA Records
- 52.213.236.165 ↩ ec2-52-213-236-165.eu-west-1.compute.amazonaws.com
- 54.247.166.81 ↩ ec2-54-247-166-81.eu-west-1.compute.amazonaws.com
- 52.212.226.238
Mail Server IPs
- 52.101.124.1 ↩ mail-ty3p286cu00101.inbound.protection.outlook.com
- 52.101.124.0 ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 52.101.157.40 ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 52.101.157.10 ↩ mail-os0p286cu01302.inbound.protection.outlook.com
- 2a01:111:f403:cc1f:: ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::1 ↩ mail-ty3p286cu00101.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::1 ↩ mail-os0p286cu01201.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::3 ↩ mail-tyvp286cu00203.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-384.awsdns-48.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-384.awsdns-48.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-685.awsdns-21.net
ns-1087.awsdns-07.org
ns-1569.awsdns-04.co.uk
ns-384.awsdns-48.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:178.217.92.23 -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
✓ 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
10 records- _6q6i4silaug6fxa9twq3pqe3qgpgfmc
- _n7xgiuyuw3hwoorvnqm9554hkkom5ni
- adobe-idp-site-verification=9eb859ab406491cc7c6c5b250fc4fd99a0204308c7612e242cdd755b86462a37
- atlassian-domain-verification=Z7DklSYzNoEoVtnIxE6Y72nbIIMr0DelqenLqosDm9rdOY/BTn1qv6NXkdreSbWh
- docusign=3be25831-f5e4-4125-8907-bf1977d05fd0
- docusign=51d489dc-ce94-4cba-bf16-9aeb8570e620
- onetrust-domain-verification=880b0eb5c5044c008ea8b10121a5335b
- SPFv=spf1 include:spf.protection.outlook.com ip4:178.217.92.23 -all
- 79gpZC0Auk6VkIVkoOSzj/c3LCwM9iHkAVimF+00o2f1MeNzbFlWuskGgwk+AVW8jFls+1XmDV9oMEaLR3x4SQ==
- MS=ms44030161
Full email verification for otsuka.de
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