Domain Overview
DNS: ✓ 7h ago
Checker: ✓ 7h ago
nationbuilder.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 22:19:50 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 1
A / AAAA Records
- 162.159.138.44 (no PTR)
- 162.159.128.45 (no PTR)
Mail Server IPs
- 142.250.31.27 ↩ bj-in-f27.1e100.net
- 2607:f8b0:4004:c0b::1a ↩ bj-in-f26.1e100.net
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009551354 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009551354
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns4.dnsmadeeasy.org
ns4.dnsmadeeasy.com
ns0.dnsmadeeasy.com
ns3.dnsmadeeasy.com
ns3.dnsmadeeasy.org
ns1.dnsmadeeasy.org
ns0.dnsmadeeasy.org
ns2.dnsmadeeasy.com
ns2.dnsmadeeasy.org
ns1.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 a mx include:_spf.google.com include:sendgrid.net include:45684064.spf05.hubspotemail.net include:stspg-customer.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ 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: 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
23 records- ca3-b603efc66d784e1cb144c059e93c1bcc
- ca3-27a52289e6c14b52961d3f9f07558140
- ca3-90cc5791db164f53bbefaacfc4e8ea3b
- cloudflare_dashboard_sso=bec003ada724533aa2073fde53e896a2
- google-site-verification=JovjIzQMKJvVOCaNu42YZH5ZsPPihb3Q1eCmd4l_rXA
- mandrill_verify.uZ8la211RCa5RyzSmfW_ag
- google-site-verification=Ntel0mWwa-jcPFJdM7wjgPXM7R08Xb3hus1-H7bi3IQ
- SPFv=spf1 a mx include:_spf.google.com include:sendgrid.net include:45684064.spf05.hubspotemail.net include:stspg-customer.com -all
- status-page-domain-verification=rh79sc3kzz81
- cloudflare_dashboard_sso=1358d1ea6079e96dff341f7cd174d43b
- google-site-verification=XjIR4IU1nafuw08V5DAIy6OqrZBgKmwy_WkFGlI6Tnw
- status-page-domain-verification=kn2myc1zjbyn
- cloudflare_dashboard_sso=50555dfecb5b208f584ae3cabe7172ee
- include:45684064.spf05.hubspotemail.net
- kmmbsagvq4t940530ao9kd39jm
- anthropic-domain-verification-ek9s16=HwAHCKZUHQfhh2h0HBEnFjYMx
- MS=ms92274457
- facebook-domain-verification=gau2snoigq1pwglyivrgpxz9cwiye6
- ca3-318947983e0c42a68fae6160905953ff
- tmrf1simqk5vd79t9jfbtbvt4a
- 265828448-6968164
- 208FAB9406
- cloudflare_dashboard_sso=e428a0d7f38ac8e3573677bcc1396199
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