Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
operationtechnology.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 18:26:37 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 35.212.68.58 ↩ 58.68.212.35.bc.googleusercontent.com
Mail Server IPs
- 172.253.62.26 ↩ bc-in-f26.1e100.net
- 172.253.62.27 ↩ bc-in-f27.1e100.net
- 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
- 192.178.155.27 ↩ yuiadrs-in-f27.1e100.net
- 142.251.167.26 ↩ ww-in-f26.1e100.net
- 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
- 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
- 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
- 2607:f8b0:4004:c23::1a ↩ yuiadrs-in-f26.1e100.net
SOA Record
Raw SOA
ns1.siteground.net root.serv01.siteground167.com 2020100610 86400 7200 3600000 86400
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
root@serv01.siteground167.com
Serial
2020100610
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns2.siteground.net
ns1.siteground.net
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:35.212.68.135 +ip4:184.154.224.6 include:_spf.google.com include:operationtechnology.com.spf.auto.dnssmarthost.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=fH9w-JM5_3hpDym9p_q3Ii1uk7oH0L1tyIKjShkAl8c
- SPFv=spf1 +a +mx +ip4:35.212.68.135 +ip4:184.154.224.6 include:_spf.google.com include:operationtechnology.com.spf.auto.dnssmarthost.net ~all
Full email verification for operationtechnology.com
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