isc1987.com

Valid Email Server
Domain Lookup › isc1987.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
isc1987.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 04:54:58 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • isc1987-com.mail.protection.outlook.com

MX Priorities

  • isc1987-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 217.160.0.145 ↩ 217-160-0-145.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::25a ↩ 2001-08d8-100f-f000-0000-0000-0000-025a.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.91.153 ↩ mail-matpr04cu00101.inbound.protection.outlook.com
  • 52.101.103.36 ↩ mail-miypr05cu00104.inbound.protection.outlook.com
  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::10 ↩ mail-miypr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::a ↩ mail-miypr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca38::8 ↩ mail-wa4pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com

SOA Record

Raw SOA ns1021.ui-dns.org hostmaster.1und1.com 2017060131 28800 7200 604800 600
Primary NS (mname)
ns1021.ui-dns.org
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060131
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1021.ui-dns.org
ns1107.ui-dns.de
ns1025.ui-dns.com
ns1084.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]; fo=1; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • anthropic-domain-verification-p973p5=4HricWzXBmVznWuQiYpoPzlqF
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for isc1987.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits