Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sigmacomputing.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 21:44:20 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt1.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
- 198.202.211.1
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 2607:f8b0:4004:c1b::1a ↩ wv-in-f26.1e100.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
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
SOA Record
Raw SOA
ns1.sigmacomputing.com dns.cloudflare.com 2400124777 10000 2400 604800 1800
Primary NS (mname)
ns1.sigmacomputing.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400124777
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns4.sigmacomputing.com
ns1.sigmacomputing.com
ns2.sigmacomputing.com
ns3.sigmacomputing.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:sendgrid.net include:5759984.spf03.hubspotemail.net include:_spf.salesforce.com include:mail.zendesk.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
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
25 records- atlassian-domain-verification=ENOCxulPVxCg7Bzk8fiWuvZXmxha6iJCSJRUPoniTY6pXomM710npHaLwH502USZ
- zapier-domain-verification-challenge=c03f4d69-d6c8-4853-ae42-2417d23791b7
- cursor-domain-verification-xzfhmf=8SEopJ1WqFJZvGAhYPb4YAl42
- apple-domain-verification=6QfLAx5oHpWxTsTl
- SPFv=spf1 include:_spf.google.com include:sendgrid.net include:5759984.spf03.hubspotemail.net include:_spf.salesforce.com include:mail.zendesk.com ~all
- drift-domain-verification=6deb89f666bf581f4abdfd2fd984923e9f8fea0fe6987ef405bf5384e298bbe9
- MS=1B1475F13770C995F72308935D89D3E35C5CD144
- 7aonun7rkg6e3lagaai2tipf27
- h1-domain-verification=UgdAUjC75dky6yVB6j2WZM7X7HXZRbD8GP8EcTNpgYVoyGdD
- docker-verification=01aeab7a-db0d-4c29-a5c8-d89c02df5c65
- MS=ms72232833
- docusign=376cb3ac-6c49-4385-914d-8e899691ff7f
- onetrust-domain-verification=2110f2cb72fb46ce97c9c5dd57b2080f
- remote-domain-verification=2cab7e69-4910-4756-b9b0-8aeb15cd867b
- zapier-domain-verification-challenge=0b01a9f0-240b-4421-9889-702aba175abd
- loom-site-verification=ca15015a8d5a4f15856ebf69a268b57d
- MS=ms10783565
- MS=ms76987717
- facebook-domain-verification=1ase2hbc2yng9x7tsrww84sgdj13c3
- google-site-verification=DR8bHHzhb9gvzPnivRcLmwmNhha3AoSRwHJvXkjoHAg
- google-site-verification=aQ92RTy2wK5MDYcdvr9zSL2hgsF5J3ebypQjaDCSk0o
- 1password-site-verification=S7ILGY5NXFDXTG5TX7IFG77GLA
- 34316sd0t9id4lvqg335dk5fig
- O7TaXWm4DTVbIReH1ImJ30fzUyOwfyyn
- proxy-ssl.webflow.com
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