Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mdc.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 05:01:15 UTC · ↺ Refresh
MX Hostnames
- mdc-edu.mail.protection.outlook.com
MX Priorities
- mdc-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 147.70.29.80 ↩ alumni.mdc.edu
Mail Server IPs
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-04.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4-04.azure-dns.info
ns1-04.azure-dns.com
ns2-04.azure-dns.net
ns3-04.azure-dns.org
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:165.22.131.209 ip4:216.235.196.0/22 ip4:216.235.200.0/21 ip4:205.139.104.0/22 ip4:206.79.6.0/24 ip4:81.95.98.219 ip4:64.74.237.230/31 ip4:216.147.212.20/30 include:aspmx.pardot.com include:_spf.alchemer.com include:_spf.salesforce.com include:spf-na.exlibrisgroup.com ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.14 ip4:147.160.167.15 ip4:52.49.235.189 ip4:52.49.201.246 include:spf.protection.outlook.com ip4:147.70.27.16/28 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 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
14 records- ZA=a/MDrdYRCoZuoY4wCIp1wQ==
- twilio-domain-verification=ef5c7230896150a2338e3c6a56bdb923
- pardot987832=d6a86bb64962f01b6f8baf9aa96bff5a553e89b0536fed834f9756fdd68a9968
- hibp-verify=dweb_o2zv3rbno5hr7bn7jprqm0o3
- sending_domain987832=2a462ee1c0c6e62cf116576570021c1d23f5cc3cb67350742d6638abc7825463
- SDS8H1MK7653KVF8H1M9OVMQJBHR0P9J155H07U6A
- iG6HLBqEt+2i7YbukJskiBDE+Z+g/1K+VCLgwMAFHbQ9mZPCi4YHuUPYDiqhijwBNRdDDXxreLPL5y6CX8k+/g==
- SPFv=spf1 mx ip4:165.22.131.209 ip4:216.235.196.0/22 ip4:216.235.200.0/21 ip4:205.139.104.0/22 ip4:206.79.6.0/24 ip4:81.95.98.219 ip4:64.74.237.230/31 ip4:216.147.212.20/30 include:aspmx.pardot.com include:_spf.alchemer.com include:_spf.salesforce.com include:spf-na.exlibrisgroup.com ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.14 ip4:147.160.167.15 ip4:52.49.235.189 ip4:52.49.201.246 include:spf.protection.outlook.com ip4:147.70.27.16/28 ~all
- ZOOM_verify_vPA40j4gTAuf3azFW1e5Cg
- MS=ms48095298
- smartsheet-site-validation=c41Y56f7nkG8jgHfIaxWR6pct-7hTY9-
- adobe-idp-site-verification=a20de3af-39ee-4ccf-8f66-e504197d7177
- apple-domain-verification=6aEzYgVmCtIUPa0L
- airtable-verification=7a458d12841f7bd8ff725163d6d14d8f
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