sysengineers.net

Valid Email Server
Domain Lookup › sysengineers.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sysengineers.net
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 18:31:07 UTC · ↺ Refresh

MX Hostnames

  • ASPMX.L.GOOGLE.COM
  • ASPMX2.GOOGLEMAIL.COM
  • ALT2.ASPMX.L.GOOGLE.COM
  • ALT1.ASPMX.L.GOOGLE.COM
  • ASPMX3.GOOGLEMAIL.COM

MX Priorities

  • aspmx2.googlemail.com: 30
  • alt1.aspmx.l.google.com: 20
  • aspmx3.googlemail.com: 30
  • aspmx.l.google.com: 10
  • alt2.aspmx.l.google.com: 20

A / AAAA Records

  • 23.253.225.206 (no PTR)

Mail Server IPs

  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 172.253.116.26 ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 142.251.163.27 ↩ wv-in-f27.1e100.net
  • 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net

SOA Record

Raw SOA dns.stabletransit.com ipadmin.stabletransit.com 1696949605 3600 300 1814400 300
Primary NS (mname)
dns.stabletransit.com
Admin Email (rname)
ipadmin@stabletransit.com
Serial
1696949605
Refresh
3600s
Retry
300s
Expire
1814400s
Minimum TTL
300s

Nameservers (NS)

dns1.stabletransit.com
dns2.stabletransit.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google

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

All TXT Records

2 records
  • google-site-verification=JRnzE7sDMbtU0X5GZVXoyuh0J712XF39IqAQctg-aoQ
  • SPFv=spf1 include:_spf.google.com ~all
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