Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
erswireless.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:31:45 UTC · ↺ Refresh
MX Hostnames
- erswireless-com.mail.protection.outlook.com
MX Priorities
- erswireless-com.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns33.worldnic.com namehost.worldnic.com 126010712 10800 3600 604800 3600
Primary NS (mname)
ns33.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126010712
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns33.worldnic.com
ns34.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:hybrid.erswireless.com include:emsd1.com include:spf-us.emailsignatures365.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict 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
✓ 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
7 records- MS=372AF0DF69A49B24B154B9688A455A8D9F7820AF
- SPFv=spf1 include:spf.protection.outlook.com a:hybrid.erswireless.com include:emsd1.com include:spf-us.emailsignatures365.com -all
- google-site-verification=jqfmU_1RCxlv_R_jYSQW4yKw5f3XUBy6IcZWvMP1_4c
- MS=ms47564311
- MS=ms78795405
- ocbq3r35re8gsvcvbac8bqbn4u
- google-site-verification=3S044_Jax-I4ne5AjTxAcwiyf6tODcmFmEQob_CSbeQ
Full email verification for erswireless.com
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