prometheus.io

Valid Email Server
Domain Lookup › prometheus.io

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
prometheus.io
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 06:05:38 UTC · ↺ Refresh

MX Hostnames

  • aspmx.l.google.com
  • alt4.aspmx.l.google.com
  • bq2ktxwtt2jn3bfqdxyun7k5xiocls2bzyovljf6x3phdcvxr56q.mx-verification.google.com
  • alt3.aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • alt1.aspmx.l.google.com

MX Priorities

  • alt2.aspmx.l.google.com: 5
  • aspmx.l.google.com: 1
  • alt3.aspmx.l.google.com: 10
  • alt4.aspmx.l.google.com: 10
  • bq2ktxwtt2jn3bfqdxyun7k5xiocls2bzyovljf6x3phdcvxr56q.mx-verification.google.com: 15
  • alt1.aspmx.l.google.com: 5

A / AAAA Records

  • 104.21.60.220 (no PTR)
  • 172.67.201.240 (no PTR)
  • 2606:4700:3030::6815:3cdc
  • 2606:4700:3030::ac43:c9f0

Mail Server IPs

  • 172.253.116.26 ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 142.251.167.26 ↩ ww-in-f26.1e100.net
  • 2607:f8b0:4004:c25::1b ↩ yuiadtq-in-f27.1e100.net
  • 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
  • 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
  • 173.194.76.27 ↩ ws-in-f27.1e100.net
  • 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net

SOA Record

Raw SOA damon.ns.cloudflare.com dns.cloudflare.com 2396553933 10000 2400 604800 1800
Primary NS (mname)
damon.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396553933
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

gene.ns.cloudflare.com
damon.ns.cloudflare.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

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

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

1 record
  • google-site-verification=pD7ffQ-fdaKAyzu2JGGbJ6s_vo4sbxFA-F7EbiAqai0
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