Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nexgenairandheat.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 18:10:39 UTC · ↺ Refresh
MX Hostnames
- nexgenairandheat-com.mail.protection.outlook.com
MX Priorities
- nexgenairandheat-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.26.7.127 (no PTR)
- 104.26.6.127 (no PTR)
- 172.67.72.137
- 2606:4700:20::ac43:4889
- 2606:4700:20::681a:67f
- 2606:4700:20::681a:77f
Mail Server IPs
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
aragorn.ns.cloudflare.com dns.cloudflare.com 2398948048 10000 2400 604800 1800
Primary NS (mname)
aragorn.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398948048
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sofia.ns.cloudflare.com
aragorn.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- google-site-verification=9ynSydbl19fnkGEEZSZTx4r4CiBMgQS5oI0ca35QoIE
- google-site-verification=z38_D8pvj-k8RU2htufifWKGqaWFu-uGNGdZqJe2d50
- knowbe4-site-verification=ff5af0ee0401aca65511e07c8249422f
- SPFv=spf1 include:spf.protection.outlook.com -all
- yahoo-verification-key=+AcW4uHjYvE5ashGeDpcnza64wTY3p4rUsBa59+L0vg=
- MS=ms58753579
- apple-domain-verification=IUyFA3mYa9otaEPX
- ca3-5828edc1a6bd4bdf85dce85fac5d23ce
- ca3-924da52857b8465faf741141b82939ea
- ca3-d6f6927f586542debea87a385797a45d
- facebook-domain-verification=a2iuztxsin9wqt15fmjkclggm41fau
- google-gws-recovery-domain-verification=68100112
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