ionblock.io

Valid Email Server
Domain Lookup › ionblock.io

Domain Overview

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

Checked via [email protected] · 2026-03-30 09:38:03 UTC · ↺ Refresh

MX Hostnames

  • alt3.aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • aspmx.l.google.com
  • alt4.aspmx.l.google.com

MX Priorities

  • alt1.aspmx.l.google.com: 5
  • alt2.aspmx.l.google.com: 5
  • aspmx.l.google.com: 1
  • alt3.aspmx.l.google.com: 10
  • alt4.aspmx.l.google.com: 10

A / AAAA Records

  • 16.52.209.188
  • 15.157.35.40

Mail Server IPs

  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 172.253.116.26 ↩ dj-in-f26.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 142.251.111.27 ↩ bk-in-f27.1e100.net
  • 2607:f8b0:4004:c19::1a ↩ bk-in-f26.1e100.net
  • 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
  • 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
  • 173.194.76.27 ↩ ws-in-f27.1e100.net
  • 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net

SOA Record

Raw SOA ns-1262.awsdns-29.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1262.awsdns-29.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-545.awsdns-04.net
ns-11.awsdns-01.com
ns-1262.awsdns-29.org
ns-1771.awsdns-29.co.uk

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

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.

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

All TXT Records

3 records
  • atlassian-domain-verification=f9ajIVERscJp885F+oqhIfVifD9K0Qse9p/TeuTjx7Lk17fSLgQ/O/ujdkW8yNXw
  • postman-domain-verification=8e91a138f39dd214b87a65f76e59dd9c38a82b60547ab2e4100bfb7e6d9458ed57f623526f96471d8d0883d5baed99939f83cedaaabba8bf737f637acf1d3b4d
  • apple-domain-verification=R1tZb0XNIzKhoMbm
Full email verification for ionblock.io

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