Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
celonis.de
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 13:18:23 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- aspmx.l.google.com
- aspmx2.googlemail.com
- alt2.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt1.aspmx.l.google.com: 5
- aspmx2.googlemail.com: 10
A / AAAA Records
- 217.160.0.136 ↩ 217-160-0-136.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2b9 ↩ 2001-08d8-100f-f000-0000-0000-0000-02b9.elastic-ssl.ui-r.com
Mail Server IPs
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c0b::1a ↩ bj-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns1029.ui-dns.de hostmaster.1und1.de 2017061546 28800 7200 604800 300
Primary NS (mname)
ns1029.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2017061546
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1029.ui-dns.org
ns1029.ui-dns.com
ns1029.ui-dns.biz
ns1029.ui-dns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:amazonses.com include:_spf.google.com include:_spf.salesforce.com include:relay.bswift.com mx ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=20; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 20% of failing messages only
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- c9guffg3pvc7e0ugbqlc0duel9
- ZOOM_verify_xOxE75umSjO75nupg2hAxw
- google-site-verification=hJkXuTTXihARFlaHo1fSnqx7CqUM0XmwewhGbi0Tlo0
- google-site-verification=d08lrSavE1cCyHX4OUcMnzV-Ajb5QUpDNn0FMuLH7E8
- dropbox-domain-verification=f1uri4ofek82
- miro-verification=011c32e322c73e3b9038f4703a87469f7686caa8
- atlassian-domain-verification=XaIE3u7JO4rWbkFPSG5qCuXIwQpsxjXMaMwwZzgwjZKbaamGqRO0Pqvd2FOgQnmu
- docker-verification=0e378047-e717-4cc6-b296-97fc8f1af25e
- 880oqm0gkao9lo5h2kdhj3ucc8
- google-site-verification=rKrmbqO7lSdAxsifMUNzJyBOyFNAXsy5GqUaRH1tQ_Y
- SPFv=spf1 include:amazonses.com include:_spf.google.com include:_spf.salesforce.com include:relay.bswift.com mx ~all
- openai-domain-verification=dv-XTuLSMxFXGzwLA8FYaIxBtmx
- knowbe4-site-verification=724241b7758233b3cf12b30bc4ba6a7b
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