Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
icg600.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 05:39:13 UTC · ↺ Refresh
MX Hostnames
- d335473a.ess.barracudanetworks.com
- d335473b.ess.barracudanetworks.com
MX Priorities
- d335473b.ess.barracudanetworks.com: 4
- d335473a.ess.barracudanetworks.com: 2
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8001::4 (no PTR)
- 2620:12a:8000::4 (no PTR)
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns71.worldnic.com namehost.worldnic.com 126010901 10800 3600 604800 3600
Primary NS (mname)
ns71.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126010901
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns71.worldnic.com
ns72.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.ess.barracudanetworks.com include:spf.mtasv.net include:mcsv.net include:sendgrid.net include:_spf.aliaswire.com a -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._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
14 records- m2kabfjk6dsae9b3gd051qvti
- MS=ms17639470
- google-site-verification=9DUUU4J0-NL1Bn_nzxhCCr0TxcI85rygruO9l9WRAsc
- c5f9f9imbu73nt75o54uql4gdn
- 3rgvhovtmh38cf75bm0go1f4hb
- google-site-verification=SCr_h7UR0BwvFQifyekzY7cn1rqEnddd7uShYf7M0D4
- SPFv=spf1 mx include:spf.ess.barracudanetworks.com include:spf.mtasv.net include:mcsv.net include:sendgrid.net include:_spf.aliaswire.com a -all
- apple-domain-verification=vWhksRALwStqvZcF
- lj8mn2i86n0ahcqfdsnkl87j74
- Et9JiD2uHx4FJVjPiJfGYyzRnFAUaq6HuO+4ZbdIwBHR9vZaNHJpKZa0liMoZ4DodnG6PV0heen/r+zUliSQvA==
- ZOOM_verify_CxPslm5ck642fuGR9b3qRg
- gbufmbem1pqfstpstsnmn1rhak
- v=ip4:206.16.217.4/28 ip4:12.130.50.132 a -all
- atlassian-domain-verification=0QXashXa1HijADcjklx2FvJEcny7IDs5PzK0UN5Anqc3eW9nCn8rNF04dQTQbw7x
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