Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
viskase.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 11:26:21 UTC · ↺ Refresh
MX Hostnames
- viskase-com.mail.protection.outlook.com
MX Priorities
- viskase-com.mail.protection.outlook.com: 10
A / AAAA Records
- 23.185.0.1 (no PTR)
Mail Server IPs
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-07.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-07.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-07.azure-dns.org
ns4-07.azure-dns.info
ns1-07.azure-dns.com
ns2-07.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:135.84.68.123 include:spfa.cpmails.com include:_spf.viskase.com include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:servers.mcsv.net include:spf.hosting.protera.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ 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- apple-domain-verification=fnYp6AGRFLcFkfxd
- adobe-idp-site-verification=76406266-d5b2-4ff6-bfcf-b6779556c402
- C5TxKRqJ6zhkZwkIRpXHDvUqFjCfqXTADJmrimlfAxvb5LVZ4EoERKG0gRMzyYP61XcsD9d79GsNukw3/vZnbg==
- MS=ms83396768
- SPFv=spf1 ip4:135.84.68.123 include:spfa.cpmails.com include:_spf.viskase.com include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:servers.mcsv.net include:spf.hosting.protera.com -all
- solarwinds-service0desk-verification=d93fcea6a97bfed3bb38301a9e7638b8
- solarwinds-service0desk-verification=7a917204ecf926155b1fdcd7db95d51d
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