shiftkey.com

Valid Email Server
Domain Lookup › shiftkey.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
shiftkey.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-30 20:43:24 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • feedback-smtp.us-east-2.amazonses.com
  • smtp.google.com

MX Priorities

  • smtp.google.com: 1
  • feedback-smtp.us-east-2.amazonses.com: 10

A / AAAA Records

  • 3.168.102.83
  • 3.168.102.113
  • 3.168.102.101
  • 3.168.102.68

Mail Server IPs

  • 172.253.63.27 ↩ bi-in-f27.1e100.net
  • 172.253.63.26 ↩ bi-in-f26.1e100.net
  • 142.250.31.26 ↩ bj-in-f26.1e100.net
  • 142.250.31.27 ↩ bj-in-f27.1e100.net
  • 142.251.111.26 ↩ bk-in-f26.1e100.net
  • 2607:f8b0:4004:c0b::1a ↩ bj-in-f26.1e100.net
  • 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
  • 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
  • 2607:f8b0:4004:c08::1b ↩ bi-in-f27.1e100.net
  • 3.21.184.30 ↩ ec2-3-21-184-30.us-east-2.compute.amazonaws.com
  • 3.22.212.162
  • 3.18.143.154

SOA Record

Raw SOA ns-478.awsdns-59.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-478.awsdns-59.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-850.awsdns-42.net
ns-1440.awsdns-52.org
ns-1705.awsdns-21.co.uk
ns-478.awsdns-59.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:sent-via.netsuite.com include:amazonses.com include:_spf.salesforce.com ip4:103.151.192.0/23 ip4:185.12.80.0/22 ip4:188.172.128.0/20 ip4:192.161.144.0/20 ip4:216.198.0.0/18 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
google._domainkey
s1._domainkey
s2._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

27 records
  • mixpanel-domain-verify=a09343ac-00bd-403c-a0f2-436a6296a790
  • onetrust-domain-verification=cd55699cac764daeb674eb37108a4acb
  • openai-domain-verification=dv-0465eGLFaRBy1dOIKjChb9Bj
  • parallels-domain-verification=1963434c27ea4d24bacc61bb500d9db38762642c5e524fb3b75e31cdd93fb837
  • atlassian-domain-verification=xoGMQcEBuaIymCwRT5Ma0aypgQBRApAwduQH9oGLZ9HRcawxt/uqBgtiLYne2slS
  • docusign=dbec2cf7-1db2-402f-9a69-08061f36a43b
  • shiftkey-com.mail.protection.outlook.com
  • mongodb-site-verification=xhyG4Cc36fZmZRBoarApFIoX0zFxHHE4
  • twilio-domain-verification=0348f06868f51a0fe502aafba96ea483
  • jamf-site-verification=1IDDO_ksx7CtGD12gSfHTQ
  • mgverify=e49cf95da6720cfd2fc9f81d8fc78dbb2d086676e9d205636bd54277d08bc04b
  • notion-domain-verification=5eLoDKZGcNVAPvoJXEIJfX3UMDK6HOximgmaWYKgLnd
  • anthropic-domain-verification-5gw5hz=fPwPuCsMfoHpWM71aGoD5Hoto
  • SPFv=spf1 include:_spf.google.com include:sent-via.netsuite.com include:amazonses.com include:_spf.salesforce.com ip4:103.151.192.0/23 ip4:185.12.80.0/22 ip4:188.172.128.0/20 ip4:192.161.144.0/20 ip4:216.198.0.0/18 ~all
  • onetrust-domain-verification=4499eac1012c40abb036f67901e120e8
  • miro-verification=81a02c19b4cd13d3ba4353df8d72f2257bab3b2c
  • segment-site-verification=LnoaQY6SJmjW9jl3S7jPGAQuMI6A4Lsa
  • smartsheet-site-validation=TadEldu4U-9dJTa8EVU9vMAQZWz6mu0m
  • 0ed1fe018a2e2a60d64aaa4a749ff6c4f8cc4ffe1b
  • v=verifydomain MS=4407354
  • pendo-domain-verification=653caa63-01d3-496d-8495-f3a315799b91
  • adobe-idp-site-verification=d639dd16559cf7c78f08b4bfd3eada1c16a77e03b7945c415ff6f9db18140552
  • apple-domain-verification=vpz3v0oNBFNP3v7Z
  • google-site-verification=toyFoBCczz0imdl8Pa7feEK85YYW365sePgWfKOuKYs
  • asv=cc39990d9980f442fd19f702e73089ae
  • google-site-verification=Jh0MMeUqgapAroISr2Q_5C3rl1dX0fGAOR5a0ZHd22Q
  • DE6D4DF159
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for shiftkey.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits