Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
serestherapeutics.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 00:48:43 UTC · ↺ Refresh
MX Hostnames
- serestherapeutics-com.mail.protection.outlook.com
MX Priorities
- serestherapeutics-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.188.165.14 ↩ 14.165.188.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns65.worldnic.com namehost.worldnic.com 126031709 10800 3600 604800 3600
Primary NS (mname)
ns65.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031709
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns65.worldnic.com
ns66.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.22.22.121 ip4:12.47.172.13 ip4:12.47.172.14 ip4:185.172.189.252 ip4:209.160.135.30 include:_spf.google.com include:dnsexit.com include:spf.protection.outlook.com include:mg-spf.greenhouse.io include:spf_c.oraclecloud.com -all
📊 DNS lookups: 5/10
✓ 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
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- SPFv=spf1 ip4:52.22.22.121 ip4:12.47.172.13 ip4:12.47.172.14 ip4:185.172.189.252 ip4:209.160.135.30 include:_spf.google.com include:dnsexit.com include:spf.protection.outlook.com include:mg-spf.greenhouse.io include:spf_c.oraclecloud.com -all
- fspmld9roj299a4b59n1hvki43
- atlassian-domain-verification=7iV2f9poLhAqcxaJ7sqzRBEf0ikvmkKX9vi51LmWuOF4gGoaUSCVYMZ1K0w7g8Jq
- google-site-verification=f47_n5qU3I0syYqEdKOTLTYtbqAz6RMCpZvxzbqKP3Y
- apple-domain-verification=KNJhSjqToDC4kMZf
- CE77-B30B-0A13-215C-D8E7-AE1C-A7F2-256F
- atlassian-domain-verification=8ckn3EIELhyUeZSON5lVvrkI2q5UZY0RghM6vN7lwwTA0oxRFcg+AWfMZuqwSzwf
- MS=ms26078535
- docusign=ce38bec8-cd62-445b-a7f2-0450771216eb
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