Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
biorender.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 05:49:37 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- aspmx3.googlemail.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx2.googlemail.com
- alt1.aspmx.l.google.com
MX Priorities
- alt4.aspmx.l.google.com: 10
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 198.202.211.1 (no PTR)
- 2620:cb:2000::1 (no PTR)
Mail Server IPs
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 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::1b ↩ dj-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
kim.ns.cloudflare.com dns.cloudflare.com 2399811284 10000 2400 604800 1800
Primary NS (mname)
kim.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399811284
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kim.ns.cloudflare.com
stan.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:customeriomail.com include:_spf.google.com include:mail.zendesk.com include:em9009.seismic.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 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
34 records- stripe-verification=0e71a89d7e14ab1b2a8cad0a691423c6dbc184ade4ab7cc121cbee4325aa0e78
- i=202&m=domains-mx2-p10
- SPFv=spf1 include:customeriomail.com include:_spf.google.com include:mail.zendesk.com include:em9009.seismic.com -all
- notion-domain-verification=H4ziruIOWqj5l39upUGn5UeSI2LcXmwBIikqrxS9V7E
- MS=ms26437480
- airtable-verification=c7bfe8879c8cf5480a2d21f177413c03
- anthropic-domain-verification-9kzcpt=YBHGOQ9t5F6vmhfjjxdbvrSlS
- proxy-ssl.webflow.com
- miro-verification=c29883badda3c569887b55c6f69fad88af101444
- h1-domain-verification=SqMsGr5PPYMQFNdsHi9LmuVxmWTYnEjtTqRRVyQ879zdiKF9
- bcn=373C2A8A-02F0-11ED-BE45-D3100E0D4772
- apple-domain-verification=MSDTDBsYQl7kP3Cx
- slack-domain-verification=JLr5dz9iApAEcibDaJUzgv1ybt3E9hmgTOzSihzK
- detectify-verification=394bce974bcaaea2f3b86f718f3b8555
- paperform_sso_verification=tbVDxCLadNDickhODhSF0W9BOOSx9y9M
- asv=48d0beef0512d4437d97aa87cc598927
- MS=ms92943093
- openai-domain-verification=dv-E0gxrMpgioikGQGsoa5fwX50
- google-site-verification=mbqzkCehglFyRm34vciiPy7JQdmtY4fNlfleYRNDwxk
- zapier-domain-verification-challenge=961cd83e-1acc-4be4-bf43-e20026a04b5d
- cursor-domain-verification-3xzdd0=PJYcJFOAhmi3b7zar2vvx9g7p
- atlassian-domain-verification=j3LSEQE1tJszLTFgyWdZbxaRJDFdWBx8EDK4Vviigd4ljoFBNMTX33TtbOMPgARA
- docusign=b10b50ac-6cb2-4a42-a2cf-b5767308716c
- stripe-verification=8BE5EE8073A908A723D008773B445383DA48CC9658C70DFB9AAB2F856394F6AD
- amazon-business-verification=490189597f3f6379cff88525abb4a37d1eb88477565cf32dc67625aad9ee4cac
- perplexity-ai-domain-verification-x0sd85=kTAP1O7PjCgM13CxVyl9X0OUh
- adobe-idp-site-verification=f46e609dd160f0ce285f85b6e16c98a7c83264eab0367c6f8bebf2f189524531
- docker-verification=3da1bdab-d01d-42bb-9424-eeb17aa63de6
- parsec-domain-verification=td_2zYY4KkMiAVsyGYczy103gWpUm2
- google-site-verification=0T-b4wH5hrV5AYrEco1Ij1qSjxf4W2s1bnWrsEo7Mpg
- smartsheet-site-validation=JN__xJ627BGa21LnDIsoe8encndlfu79
- coda-verification=cd7edff1-5369-4502-ba5a-ec380c738c8d
- mongodb-site-verification=YbAUETmhqL2QgGmZ6edPiOhDa5xhd8CI
- figma-domain-verification=620a36fdc6347463b909eae17e3716dca1833a7ea1a1f6e8f85d03879e5caa1b-1771959305
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