Domain Overview
DNS: ✓ 4h ago
Checker: ✓ 4h ago
pubnub.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 02:27:31 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.google.com
- alt3.aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 1
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.google.com: 10
A / AAAA Records
- 52.36.140.12
- 52.35.190.21
Mail Server IPs
- 142.251.16.27 ↩ bl-in-f27.1e100.net
- 2607:f8b0:4004:c21::1a ↩ pe-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
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.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
dns1.p01.nsone.net hostmaster.nsone.net 1649181608 3600 600 604800 3600
Primary NS (mname)
dns1.p01.nsone.net
Admin Email (rname)
hostmaster@nsone.net
Serial
1649181608
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.pubnubdns.com
ns02.pubnubdns.com
ns03.pubnubdns.com
dns1.p01.nsone.net
dns2.p01.nsone.net
dns3.p01.nsone.net
dns4.p01.nsone.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:149.72.153.240 ip4:136.147.176.87 ip4:64.79.155.0/24 ip4:207.218.90.0/24 ip4:168.245.112.78 ip4:168.245.21.127 ip4:168.245.121.206 ip4:168.245.103.103 ip4:192.28.155.42 include:_spf.google.com include:mg-spf.greenhouse.io -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=quarantine; adkim=s; aspf=s; fo=1; ruf=mailto:[email protected]; rf=afrf; ri=86400;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
google._domainkey
k1._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
10 records- domain-verification=81cdfd91800b1ae64653a694d80c4cf1aeef6bb230ebf32d9382bf741db457f3
- stripe-verification=691e9c7d912c05377a672e33492412b1e24bbc112c4bbe3490f6fe38151e3d6f
- status-page-domain-verification=cq9dnmlvkhbw
- SPFv=spf1 ip4:149.72.153.240 ip4:136.147.176.87 ip4:64.79.155.0/24 ip4:207.218.90.0/24 ip4:168.245.112.78 ip4:168.245.21.127 ip4:168.245.121.206 ip4:168.245.103.103 ip4:192.28.155.42 include:_spf.google.com include:mg-spf.greenhouse.io -all
- apple-domain-verification=bP5kNAhWWmWSSQwQ
- _globalsign-domain-verification=HAV0DdFrnLUqX_rElt-qy46djfIXvl0vWWSpvmvNcE
- miro-verification=7c67e5328b2f01fb1af656edb5127fcf6dd66339
- openai-domain-verification=dv-d5PNiNyvluxxd25eRvQfQvn6
- cursor-domain-verification-pj20mq=Tid7FD2Z8e9pZxx9gZEZ3xg5C
- anthropic-domain-verification-hb2r1x=Ujh1ximPAuQvxL2G9ugAItCdJ
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