Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
c4operations.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 05:23:48 UTC · ↺ Refresh
MX Hostnames
- aspmx3.googlemail.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 35.215.80.151 ↩ 151.80.215.35.bc.googleusercontent.com
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
SOA Record
Raw SOA
ns1.siteground.net dnsadmin.usm12.siteground.biz 2021011707 86400 7200 3600000 86400
Primary NS (mname)
ns1.siteground.net
Admin Email (rname)
dnsadmin@usm12.siteground.biz
Serial
2021011707
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns1.siteground.net
ns2.siteground.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:35.215.87.138 include:_spf.google.com include:_spf.paubox.com include:c4operations.com.spf.auto.dnssmarthost.net include:mail.acciodata.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
default._domainkey
mail._domainkey
s1._domainkey
s2._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
3 records- include:zcsend.net
- brevo-code:2ff8eb0f8e86e565e54dc43f12bd8a21
- SPFv=spf1 ip4:35.215.87.138 include:_spf.google.com include:_spf.paubox.com include:c4operations.com.spf.auto.dnssmarthost.net include:mail.acciodata.com -all
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