siderca.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
siderca.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 04:34:39 UTC · ↺ Refresh

MX Hostnames

  • mx1.hc3794-51.iphmx.com
  • mx2.hc3794-51.iphmx.com

MX Priorities

No priority data.

A / AAAA Records

  • 40.123.47.58

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns1.techintgroup.net
dns2.techintgroup.net
otsrv1.techintgroup.net
dstcuns1.siderca.com
dns1.techintgroup.net

SPF Record

✓ Strict (-all)
v=spf1 exists:%{i}.spf.hc3794-51.iphmx.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

7 records
  • dd1jhqhxck44kxs4ybj56gjk93ydj012
  • _oz531bh0tfvjhzpt07qqchiurr300z7
  • as-redir-tenariscomprod.azurewebsites.net
  • SPFv=spf1 exists:%{i}.spf.hc3794-51.iphmx.com include:spf.protection.outlook.com -all
  • p38rv10gb3k0036lv64kyj72fh2wr4dr
  • MS=ms16536168
  • swgn0tnzykn41tm0fl1wv7qmpyj8lxc3
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