ustg.net

Valid Email Server
Domain Lookup › ustg.net
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
ustg.net
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 00:28:16 UTC · ↺ Refresh

MX Hostnames

  • usb-smtp-inbound-1.mimecast.com
  • usb-smtp-inbound-2.mimecast.com

MX Priorities

No priority data.

A / AAAA Records

  • 192.124.249.63

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns1.ustg.net
ns2.ustg.net

SPF Record

✓ Strict (-all)
v=spf1 include:sparkpostmail.com include:usb._netblocks.mimecast.com include:mail.zendesk.com include:spf.protection.outlook.com include:spf.constantcontact.com a:relay1.signature-it.com ip4:12.29.8.2 ip4:68.187.9.232 ip4:65.69.80.177 ip4:65.69.80.182 ip4:65.69.80.190 ip4:78.129.213.56 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 4 found
selector1._domainkey
selector2._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

11 records
  • adobe-idp-site-verification=6353f687f99287c48a18e26fcb20217b0e31b6b1caf106a7dee33ce2b4b20bce
  • google-site-verification=E3dSwpgoyWRaK0PeTpll9Lvng3Ji5d53fSpRYj88I6g
  • google-site-verification=GbK8kD06UPlzDPm50gpbYF_trZNnVXxve6_nNvB9iQg
  • google-site-verification=3mWmpi8Hzo7CO3jvTZROxWwbrT_Bj7hENV3z8ruH0qc
  • _ugx9zajoteibcqboh4l4b43ih4a9om6
  • MS=ms77496069
  • 0ed1fe018ad25cd5fa615747859a25656ae6d7a151
  • SPFv=spf1 include:sparkpostmail.com include:usb._netblocks.mimecast.com include:mail.zendesk.com include:spf.protection.outlook.com include:spf.constantcontact.com a:relay1.signature-it.com ip4:12.29.8.2 ip4:68.187.9.232 ip4:65.69.80.177 ip4:65.69.80.182 ip4:65.69.80.190 ip4:78.129.213.56 -all
  • google-site-verification=pQ4y7ux0YiR2WisX0od9Z3C_YV9E3fvaSbOKRJN6Wkw
  • cisco-ci-domain-verification=3b40f33920b8f67734d1c7d4b1239b1e520bb56334bdcdce86328f96209d1d55
  • zoho-verification=zb88984596.zmverify.zoho.com
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