Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sierraclub.org
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 03:13:08 UTC · ↺ Refresh
MX Hostnames
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 50
- alt3.aspmx.l.google.com: 100
- aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 100
- alt1.aspmx.l.google.com: 50
A / AAAA Records
- 199.83.133.200
- 199.83.134.200
- 199.83.131.200
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.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
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 2607:f8b0:4004:c08::1a ↩ bi-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns10.digicertdns.com dns.digicertdns.com 2009011046 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009011046
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns0.dnsmadeeasy.com
ns3.dnsmadeeasy.com
ns2.dnsmadeeasy.com
ns4.dnsmadeeasy.com
ns1.dnsmadeeasy.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.sierraclub.org include:_spf.google.com include:_spf.salesforce.com include:em1936.sierraclub.org include:spf1.formassembly.com ?all
📊 DNS lookups: 5/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._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
19 records- facebook-domain-verification=q469pp5uo8p9bhs7whc8i3xrrxe9yb
- globalsign-domain-verification=5e2ff394df8f2f33e431a33699610712
- duo_sso_verification=dhFlnL9cZoy7na92QIsxPNSrSGTHcezShZMyEYrje3nhhLI9uPrDIzPsaAzz5leq
- globalsign-domain-verification=68BF77350A1290277BE354B71A983F8C
- SFMC-K0zzqyWZlMjJFv92C2YatKuQvhb4Y43nYLjmPhV1
- globalsign-domain-verification=8FD9F6C2739A2202373E780DD68C9DB7
- atlassian-sending-domain-verification=b8d03f39-cbee-42ce-a9d3-9282bbaad547
- globalsign-domain-verification=FCF0FFE9248E5FB050EE4559A28A7873
- SPFv=spf1 include:_spf.sierraclub.org include:_spf.google.com include:_spf.salesforce.com include:em1936.sierraclub.org include:spf1.formassembly.com ?all
- sbv5flvk2pkdq3e76mmnrrli8
- 1bpf3tgu0clh4h7mte1jubr70u
- globalsign-domain-verification=40FC5B9372CD131A0B579E91633105DF
- globalsign-domain-verification=6D904030DED169AF1097C90FD91F8893
- 982gl.x.incapdns.net
- globalsign-domain-verification=7A1E6B106E306B6D4BE38659D115C66A
- globalsign-domain-verification=186c27a11733f8701e56a8ff834ff419
- ZOOM_verify_JK16PB6bRcusiW_FlVtGPw
- MS=585E344DD5602BB42C97F00CA7BB76FA0F8C41F4
- apple-domain-verification=loQqMyydRX6GcsTz
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