Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
extensishr.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 12:02:00 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
No priority data.
A / AAAA Records
- 141.193.213.11
- 141.193.213.10
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns17.worldnic.com
ns18.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:_spf.salesforce.com ip4:198.21.2.27 ip4:68.64.35.37 include:aspmx.pardot.com include:spf.smtp2go.com include:50163157.spf05.hubspotemail.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
9 records- apple-domain-verification=o9t8y78rhzQb8Rlc
- anthropic-domain-verification-dr1mwe=WCtLteavwAZBaY54XdHP7G3V9
- google-site-verification=PEZYNhMe5yCOVPaQCp9G2Dm9OQOiJzIb5yEfVv1qv6k
- MS=ms61698476
- pardot64402=c98d7293a1c90062dcbc93e84bec5d8b92a5f6108afd3d719e40853bad57a30e
- 0ed1fe018a38b67b1e231a4e6bb820c520512dafee
- nitro-verification-code=NTIzMDAzMjkxOTQ0NTI1NzkwNg==
- google-site-verification=2liHmaNOKe-lNO_-w1u1MKmFD7pEoTqzt-eyg_gLjWM
- SPFv=spf1 include:us._netblocks.mimecast.com include:_spf.salesforce.com ip4:198.21.2.27 ip4:68.64.35.37 include:aspmx.pardot.com include:spf.smtp2go.com include:50163157.spf05.hubspotemail.net include:spf.protection.outlook.com ~all
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