silfersystem.com

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
silfersystem.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 03:33:27 UTC · ↺ Refresh

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MX Hostnames

  • alt2.aspmx.l.google.com
  • aspmx4.googlemail.com
  • aspmx3.googlemail.com
  • aspmx2.googlemail.com
  • alt1.aspmx.l.google.com
  • aspmx.l.google.com
  • aspmx5.googlemail.com

MX Priorities

  • aspmx3.googlemail.com: 0
  • aspmx5.googlemail.com: 0
  • alt2.aspmx.l.google.com: 0
  • aspmx2.googlemail.com: 0
  • aspmx.l.google.com: 1
  • aspmx4.googlemail.com: 0
  • alt1.aspmx.l.google.com: 0

A / AAAA Records

  • 216.222.196.82 ↩ sh-cp3.lax2.servername.online

Mail Server IPs

  • 172.253.116.26 ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 172.253.157.26 ↩ yubrupd-in-f26.1e100.net
  • 2a00:1450:400c:c23::1a ↩ yubrupd-in-f26.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 192.178.234.26 ↩ ncsclj-in-f26.1e100.net
  • 2800:3f0:4003:c14::1a (no PTR)
  • 172.253.62.27 ↩ bc-in-f27.1e100.net
  • 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net

SOA Record

Raw SOA ns1.hostpapa.com admin.hostpapa.ca 2026092301 3600 3600 1209600 10800
Primary NS (mname)
ns1.hostpapa.com
Admin Email (rname)
admin@hostpapa.ca
Serial
2026092301
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s

Nameservers (NS)

ns2.hostpapa.com
ns1.hostpapa.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:216.222.196.82 include:spf.mailjet.com +a +mx +ip4:204.44.192.21 +include:spf.servername.online ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

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

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

All TXT Records

3 records
  • SPFv=spf1 ip4:216.222.196.82 include:spf.mailjet.com +a +mx +ip4:204.44.192.21 +include:spf.servername.online ~all
  • DKIMv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3+j6zOItcY+9S0ymley/NkHD/iJTd855qLz/xOlCBtcGonhu6YbVIy2OkGQT5qB6rbFk2WlXZiG/GnE2lwMrRZDzWzMJWNoq5kUztexERvc13ygFu7E+hZ5zN7KjawYBBz7srnZthdkYxcB+ZD3oxMPExl77CJu1ODiw4mhlxsdKw2gkXuFE7bgQWstgE3v
  • DKIMv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA17UvI55VyvHiz4CZPjXKRcgpg1BkGS0dMsuH8/3nOFg+9mJLNsyNqWekR3itIrecE1eJGFwVA8G3l2zSJ3Z9/SKU0uSgOH1CQ+WWq1zHNYIofQKGa+m1Exin3vMtIALUoTnAE7F60rWONmpFe55gqFO/B0X99cT48umD8kyXE7w1no8i/2b72nE8pX7FsHUKn
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