Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tsc.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 20:59:03 UTC · ↺ Refresh
MX Hostnames
- my-mx.email-protect.gosecure.net
MX Priorities
- my-mx.email-protect.gosecure.net: 10
A / AAAA Records
- 192.124.249.63 ↩ cloudproxy10063.sucuri.net
Mail Server IPs
- 208.80.204.150 ↩ smtp.email-protect.gosecure.net
SOA Record
Raw SOA
ls-in173.tsc.com hostmaster.tsc.com 2026031901 14400 3600 604800 86400
Primary NS (mname)
ls-in173.tsc.com
Admin Email (rname)
hostmaster@tsc.com
Serial
2026031901
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ls-in174.tsc.com
ls-in175.tsc.com
ls-in173.tsc.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a:mail-silver.tsc.com a:mail-gold.tsc.com a:mail-black.tsc.com ip4:170.146.221.1/24 ip4:208.80.200.0/21 ip4:50.62.195.83 ip4:198.71.224.0/23 include:spf.constantcontact.com include:spf.protection.outlook.com include:spf.protection.office365.us ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- gj3qfoeu99mgackktmjgqvl95q
- rg6r73d92dil0hq078n1728p78
- SPFv=spf1 a:mail-silver.tsc.com a:mail-gold.tsc.com a:mail-black.tsc.com ip4:170.146.221.1/24 ip4:208.80.200.0/21 ip4:50.62.195.83 ip4:198.71.224.0/23 include:spf.constantcontact.com include:spf.protection.outlook.com include:spf.protection.office365.us ~all
- ebiaps7jtpf63q1fj9pm4ijnl3
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