ext.airbnb.com

Valid Email Server
Domain Lookup › ext.airbnb.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
ext.airbnb.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 15:37:17 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
  • 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
  • 173.194.76.26 ↩ ws-in-f26.1e100.net
  • 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
  • 172.253.63.27 ↩ bi-in-f27.1e100.net
  • 2607:f8b0:4004:c1b::1b ↩ wv-in-f27.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net

SOA Record

No SOA record found.

Nameservers (NS)

No nameservers found.

SPF Record

✓ Strict (-all)
v=spf1 include:spf1.ext.airbnb.com ip6:2c0f:fb50:4864::/56 ip6:2a00:1450:4864::/56 ip6:2800:3f0:4864::/56 ip6:2607:f8b0:4864::/56 ip6:2404:6800:4864::/56 ip6:2001:4860:4864::/56 ip4:87.253.232.0/21 ip4:74.125.0.0/16 ip4:69.72.32.0/20 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 216 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

19 records
  • atlassian-domain-verification=mvMbea0qZ4IoMr8/xjkRYgjiHikXBbF04PZnZYv1Nj9UgppCnagnNaSo4T8QnCnP
  • SPFv=spf1 include:spf1.ext.airbnb.com ip6:2c0f:fb50:4864::/56 ip6:2a00:1450:4864::/56 ip6:2800:3f0:4864::/56 ip6:2607:f8b0:4864::/56 ip6:2404:6800:4864::/56 ip6:2001:4860:4864::/56 ip4:87.253.232.0/21 ip4:74.125.0.0/16 ip4:69.72.32.0/20 -all
  • anthropic-domain-verification-9vejxx=EXYAUKKjNXwrjx76POv3Y5DZ1
  • wework-site-verification=j2mYS0vLWQlKCwlQ
  • google-site-verification=1_EN5gct29VGntVw9ilcNcReOGRXgnm_IGE2lFEMN4Y
  • apple-domain-verification=cYsQLu5DeVBz36dk
  • openai-domain-verification=dv-RRrmUZ4AHyxjvCNHQm19FKp5
  • docket-domain-verification-d1b6qf=V6ptNwY3Makf0GgSlgzbj8jgB
  • rzp-site-verification=f34d01e94a6e11680f074a8225ac231b
  • elevenlabs=igH15TA-6-8aXgxhsL6--iDut7kibGkXsl3Qrvth8gY
  • masv=ryXYuBcwwejsKqvzfCPbhZwzMeZRxzfz
  • ecostruxure-it-verification=5dd49b15-5fc0-4967-914f-3cc7b2fd6cdf
  • stripe-verification=271cb9609512aa1a36ff5693b0a5cd9f04d19e089e8abae29dde633abc19749d
  • canva-site-verification=Hq-UxmoLOeoyyMeXHEIBFQ
  • lucidlink-verification=ZX3WW861WDDZZT4BFAVGJ742R8
  • reejig-platform-domain-verification-jvc498=QYflV0JjbM6p3CE2s7i9B0ES7
  • adobe-idp-site-verification=7a0abc56-c9d8-4d01-ab6c-b8d63cdcc2af
  • DirectFedAuthUrl=https://airbnb.okta.com/app/airbnb_pwcprodnewhiddensaml_1/exk223q4dm1BiHGe81d8/sso/saml
  • miro-verification=c5c6890aa37542fb59662ade09a0778c6e028b2f
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