Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
smallgiantsonline.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 23:37:31 UTC · ↺ Refresh
MX Hostnames
- mx-02-us-east-2.prod.hydra.sophos.com
- mx-01-us-east-2.prod.hydra.sophos.com
MX Priorities
- mx-02-us-east-2.prod.hydra.sophos.com: 10
- mx-01-us-east-2.prod.hydra.sophos.com: 0
A / AAAA Records
- 104.21.68.109 (no PTR)
- 172.67.194.150 (no PTR)
- 2606:4700:3031::ac43:c296 (no PTR)
- 2606:4700:3033::6815:446d (no PTR)
Mail Server IPs
- 18.189.107.171 ↩ ec2-18-189-107-171.us-east-2.compute.amazonaws.com
- 3.138.43.149 ↩ ec2-3-138-43-149.us-east-2.compute.amazonaws.com
- 18.118.219.4 ↩ ec2-18-118-219-4.us-east-2.compute.amazonaws.com
SOA Record
Raw SOA
coby.ns.cloudflare.com dns.cloudflare.com 2399884020 10000 2400 604800 1800
Primary NS (mname)
coby.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399884020
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
coby.ns.cloudflare.com
pat.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +ip4:69.16.242.16 +include:_spf.google.com +include:_spf_useast2.prod.hydra.sophos.com +include:mailgun.org ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ Public key: 216 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
8 records- SPFv=spf1 +ip4:69.16.242.16 +include:_spf.google.com +include:_spf_useast2.prod.hydra.sophos.com +include:mailgun.org ~all
- v=verifydomain MS=2360607
- vvgg5iduc27g30rvis3np57pt9
- apple-domain-verification=xYqtZoXuZx6wcWa5
- box-domain-verification=a82e2656dfd0039ca336f9681134163d736ff02eb2339813a8e3fb5da2dedd8e
- box-domain-verification=b29ca2de630a3c79db8063f6a29ee9787b5aef4b104353dfcca06bc65e7ec4a9
- google-site-verification=8cMn3IH1ixZrMULC4KnEoKTc6NZr9502SBs1UZlFTLw
- sophos-domain-verification=7450f142ccf73f1662f9ad5ff215c653c5a113fb
Full email verification for smallgiantsonline.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits