h1.co

Valid Email Server
Domain Lookup › h1.co
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
h1.co
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-01 16:04:26 UTC · ↺ Refresh

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MX Hostnames

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

MX Priorities

  • alt1.aspmx.l.google.com: 2
  • alt4.aspmx.l.google.com: 5
  • alt2.aspmx.l.google.com: 2
  • aspmx.l.google.com: 1
  • alt3.aspmx.l.google.com: 5

A / AAAA Records

  • 141.193.213.21
  • 141.193.213.20

Mail Server IPs

  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 172.253.157.26 ↩ yubrupd-in-f26.1e100.net
  • 2a00:1450:400c:c23::1a ↩ yubrupd-in-f26.1e100.net
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 172.253.122.27 ↩ bh-in-f27.1e100.net
  • 2607:f8b0:4004:c1b::1b ↩ wv-in-f27.1e100.net
  • 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
  • 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net

SOA Record

Raw SOA ns45.domaincontrol.com dns.jomax.net 2026061800 28800 7200 604800 600
Primary NS (mname)
ns45.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026061800
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns45.domaincontrol.com
ns46.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_s00242377.autospf.email include:mail.zendesk.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; pct=95
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 95% of failing messages only

DKIM Selectors

✓ 1 found
google._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
  • anthropic-domain-verification-nn01a8=ooYkuvIucT2Jbsh2x6HvrxrOT
  • atlassian-domain-verification=5IiK3E8gVcFcqzmRHHU3CiDTOflgNNm4Krqv8yCtG73q7v40xSd8J8lltH5Scwbq
  • intacct-esk=B7A77D51FDC3C0EDE0539A220D0A12C3
  • proxy-ssl.webflow.com
  • google-site-verification=cfUTBnmotS3zvUmpXD_F79Pwjy0o-AXwvw8AWW70G3E
  • MS=ms14634157
  • ZOOM_verify_H3d0Zid6S0ao6l3R9Sbs6g
  • google-site-verification=41jxwcHZcE6biAWRZ46fDlNu2Xj79oEJV0tRRRCiFpQ
  • google-site-verification=4vHbHm9gTRP_pQgMYP8o9_lSbm-sqeeL1jTgF5W4jxE
  • apple-domain-verification=IXobmnt5kRkaJluW
  • mgverify=230f008ce92135c56ee3b7b8b06e25659ba163a50d5a2f4c16a18e193bd3ce3f
  • SPFv=spf1 include:_s00242377.autospf.email include:mail.zendesk.com ~all
  • openai-domain-verification=dv-oDOuS6GXZ19Y1hIVZFtSWXEQ
  • B7E2BBB005
  • MS=ms26687415
  • google-site-verification=xshmlAB1O_feylimIbHqZfHKDwWrRlmwB26Wqr1y7YA
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