ascension.org.sg

Valid Email Server
Domain Lookup › ascension.org.sg

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ascension.org.sg
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 13:47:15 UTC · ↺ Refresh

MX Hostnames

  • ascension-org-sg.mail.protection.outlook.com

MX Priorities

  • ascension-org-sg.mail.protection.outlook.com: 0

A / AAAA Records

  • 202.157.175.19 ↩ avbtp01.avbt.com.sg.175.157.202.in-addr.arpa

Mail Server IPs

  • 52.101.124.117 ↩ mail-tydpr03cu00105.inbound.protection.outlook.com
  • 52.101.157.80 ↩ mail-os8pr02cu00100.inbound.protection.outlook.com
  • 52.101.137.0 ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:cc1a::8 ↩ mail-tydpr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:cc1f::4 ↩ mail-os8pr02cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:cc09:: ↩ mail-sg2pr03cu00500.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

3 records
  • fqx8qfmv9pnxybjcch07500gzl5pkmcp
  • mscid=JIObZzOJ1qVQFH937yGBCSmqVfZz2Uu/mtRcIi6qr5rf33slWcr0Dqfi6niy5ZTJS7lYL0wftZvha0tDN0xJZg==
  • SPFv=spf1 include:spf.protection.outlook.com -all
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