Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
astera-led.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 13:40:13 UTC · ↺ Refresh
MX Hostnames
- asteraled-com01e.mail.protection.outlook.com
MX Priorities
- asteraled-com01e.mail.protection.outlook.com: 0
A / AAAA Records
- 185.215.158.240 (no PTR)
Mail Server IPs
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1020.ui-dns.de hostmaster.1und1.de 2017051785 28800 7200 604800 300
Primary NS (mname)
ns1020.ui-dns.de
Admin Email (rname)
hostmaster@1und1.de
Serial
2017051785
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1020.ui-dns.com
ns1020.ui-dns.de
ns1020.ui-dns.org
ns1020.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
6 records- domainVerification=1412b8aa-d0d7-4948-b6cb-55c6da84ae98
- u2sbdq2if7b4tk80ctluf2ogaj
- google-site-verification=ygLzOrrUdH8eYP8ln0kzaxtefKRJ_pdVWIAjPqaK9I4
- SPFv=spf1 include:spf.protection.outlook.com -all
- v=verifydomain MS=7886519
- p8ds8nto3l8mcjtm1od4vvbh70
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