Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
brainpop.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 19:40:38 UTC · ↺ Refresh
MX Hostnames
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt3.aspmx.l.google.com
- 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
- 151.101.3.52
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.250.31.26 ↩ bj-in-f26.1e100.net
- 2607:f8b0:4004:c0b::1b ↩ bj-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-f26.1e100.net
SOA Record
Raw SOA
ns-1602.awsdns-08.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1602.awsdns-08.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-845.awsdns-41.net
ns-120.awsdns-15.com
ns-1224.awsdns-25.org
ns-1602.awsdns-08.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:167.216.129.170/31 include:_spf.google.com include:spf.mandrillapp.com include:mail.zendesk.com include:relay.mailchannels.net include:_spf.salesforce.com include:marketing-spf.brainpop.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:[email protected];fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
google._domainkey
default._domainkey
k1._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
16 records- apple-domain-verification=osBHAREb6ouliEHk
- docusign=d94bc30c-8d9a-4e78-ba2a-a5ae2d086fde
- pardot1095032=38fb82d0080bba828aef22e1a08c46dcfba616fbaa8955bb20ed23585e6c7f91
- 04hb1xmvy16p4fjd8mzd9d7y0c1j87dv
- tcri61d0rj0cacfoo951us2kgn
- jamf-site-verification=E7Wvm8OvVVIcAvMmjDNgCw
- sending_domain1095032=825906effcbc62c191bf777b1643b491dfcc2606c8d3bb98f16e613f7c280c0b
- atlassian-domain-verification=nkI32xgtzXVqfjvDGbD1oSEGAAcoc5dj5y895ZBlEcEI8zJ62kccT5MEUdHzPGiZ
- globalsign-domain-verification=5CD339B7B082616CC7054EDB1C66DA7D
- MS=ms45716868
- google-site-verification=B__ORchxqzHi8LEs9X5RVNDqWnQe-hzop0rRum-_7Ug
- google-site-verification=49sqjbKE3npQ8Vjnq0hU-McjzVps1-YG-rRd7o-A8eU
- SPFv=spf1 ip4:167.216.129.170/31 include:_spf.google.com include:spf.mandrillapp.com include:mail.zendesk.com include:relay.mailchannels.net include:_spf.salesforce.com include:marketing-spf.brainpop.com ~all
- ciscocidomainverification=7e0d06a8894220e7707a366a999fa696007fb721dcfe897fd48e15deb32eb629
- MS=ms71665873
- stripe-verification=5aa774ad8322740497bcd2745426d8c4f3eff29368791d7ad2f908893cdb0522
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
See demo & docs
Deep verification
Verify actual deliverability to brainpop.com
SMTP handshake, catch-all detection, custom validation rules, and Yahoo/Outlook/Gmail verification — know if the mailbox truly exists before you send.
Get 1,000 Free Credits