Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tigera.io
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 19:01:55 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- alt3.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 162.159.137.54
- 162.159.136.54
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 172.253.115.27 ↩ bg-in-f27.1e100.net
- 2607:f8b0:4004:c06::1a ↩ bg-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 142.250.102.26 ↩ rb-in-f26.1e100.net
- 2a00:1450:4025:402::1b ↩ rb-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns-cloud-c1.googledomains.com hostmaster.tigera.io 11769 21600 3600 1209600 300
Primary NS (mname)
ns-cloud-c1.googledomains.com
Admin Email (rname)
hostmaster@tigera.io
Serial
11769
Refresh
21600s
Retry
3600s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-c4.googledomains.com
ns-cloud-c2.googledomains.com
ns-cloud-c1.googledomains.com
ns-cloud-c3.googledomains.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:_spf.salesforce.com include:mktomail.com include:sendgrid.net exists:%{i}._spf.elasticemail.info ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._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
13 records- facebook-domain-verification=lz9pyvrjl7gcdmabgjdx3ae2s6vygn
- google-site-verification=Mbc1wNrU6H51gPqk3cRtZPjhKnUce6VveL9OpGRjNhw
- slack-domain-verification=sbkh1UaoW44pxASoGM5es66x45AJbekXAIwGoU28
- ca3-b4687a114444441d9d881e56263ec7d5
- TAILSCALE-q223fsLXbdn46Sfz3jcw
- google-site-verification=V8by3JQMjN8gjTVCoyHQ-36TdTAey6SPOcp8GPhDsXQ
- anthropic-domain-verification-1jhz1x=RYJtqMEDt3G84bzsEcM5PTNMN
- SPFv=spf1 include:_spf.google.com include:_spf.salesforce.com include:mktomail.com include:sendgrid.net exists:%{i}._spf.elasticemail.info ~all
- atlassian-domain-verification=basP+g/DdzNBrQXdfCkGmUhCOF5iPWINpPhgBvQtmKjYGJRJKTOOfm7qXkeLFQje
- cursor-domain-verification-zb6nzj=kU0VfF0HuF8nEpqfKM6Qdy9oG
- google-site-verification=hFiTVsYKI4pnLZHGUVRzwsiENYD6LARDGpo7ACLh5nI
- MS=ms86765321
- 1password-site-verification=K2LQONNABBEP3BXJW5BDZAKZWQ
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