Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
oeltech.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 05:58:04 UTC · ↺ Refresh
MX Hostnames
- aspmx3.googlemail.com
- aspmx2.googlemail.com
- alt1.aspmx.l.google.com
- alt12.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- alt12.aspmx.l.google.com: 5
- alt1.aspmx.l.google.com: 5
- aspmx3.googlemail.com: 10
A / AAAA Records
- 162.159.134.42 (no PTR)
Mail Server IPs
- 142.251.111.27 ↩ bk-in-f27.1e100.net
- 2607:f8b0:4004:c1b::1a ↩ wv-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 108.177.125.27 ↩ tp-in-f27.1e100.net
- 2404:6800:4008:c01::1a ↩ tp-in-f26.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
SOA Record
Raw SOA
ns1051.ui-dns.com hostmaster.1and1.com 2018082107 28800 7200 604800 600
Primary NS (mname)
ns1051.ui-dns.com
Admin Email (rname)
hostmaster@1and1.com
Serial
2018082107
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1095.ui-dns.biz
ns1052.ui-dns.org
ns1051.ui-dns.com
ns1083.ui-dns.de
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
3 records- google-site-verification=NSCI8ymduyCXi5gNOZfmL2PfUcaCTtiEWD0pCFCJQ9o
- SPFv=spf1 include:_spf.google.com -all
- ca3-0d6a438a97c6456390ba90abbad35bbe
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