Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
arenaco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-23 10:41:44 UTC · ↺ Refresh
MX Hostnames
- arenaco-com.mail.protection.outlook.com
MX Priorities
- arenaco-com.mail.protection.outlook.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.41.198 ↩ mail-byapr05cu00706.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns13.domaincontrol.com dns.jomax.net 2026090200 28800 7200 604800 600
Primary NS (mname)
pdns13.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026090200
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
pdns14.domaincontrol.com
pdns13.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:emsd1.com include:spf.protection.outlook.com ip4:38.76.22.72 ip4:38.76.22.96 include:spf.sendinblue.com mx -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; pct=50; rua=mailto:[email protected],mailto:[email protected]!10m; ruf=mailto:[email protected],mailto:[email protected]!10m; rf=afrf; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]!10m
↳ Subdomain policy: quarantine
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
18 records- atlassian-sending-domain-verification=6ac99ee1-8ee0-416f-a13f-be807f4c6b42
- sending_domain1038803=a9ee0ebf542c906e8c788868d3f93bffca5a41ba95088e7f0ed15510f56758db
- ZOOM_verify_7YcfjqccSh6q7l383fqcVw
- docusign=394b4bb2-5154-4707-8adf-c1eeaae28061
- GUID:b9aee37a-e35c-40cf-9a11-54b119ad87dd
- 7DM6KWX4csTBDQ84FDWoChMtic2YbMuEwyq4YILkzKU43vxCAnq8U4LlpBD571J4xyYJ+vf1hgAFaX4AkXLKag==
- dropbox-domain-verification=6yz8llduhvfu
- anthropic-domain-verification-bpfe0j=IYObluhNT6In4ojddgAJrIlwy
- Sendinblue-code:09cfdddc1b21d791dc3d1c6a6fec48c5
- openai-domain-verification=dv-FBVQ7eGHtqXATSswh903moXG
- twilio-domain-verification=c64211f1d8ef369d948f5008c9996d7d
- atlassian-domain-verification=YlXxMcSYu/bfr13Rq7TulU2HKL6c1aVgzYs/1qIMaYxcJ3SVlPhAnuzLaTXz47/C
- MS=ms58101743
- pardot1038803=649e099a4c2b6a0dc054dcecc043bd418ee9661d447c004771ae7f173997847f
- apple-domain-verification=m6piUU3Tl5KKCen1
- google-site-verification=Pdr2CfjVv6RiR616sa-Mz0PoRO1F8YwbWg5JLYqe27E
- js/KUwr16LhFmDpjV8EGedCSt8VcDo80ygD17LwBA/LcVHyBkDRMAmg10AibaVoY/ck7UQvRYZuM+tzc1sk0Dw==
- SPFv=spf1 include:emsd1.com include:spf.protection.outlook.com ip4:38.76.22.72 ip4:38.76.22.96 include:spf.sendinblue.com mx -all
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