Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
columbiathreadneedle.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 13:12:28 UTC · ↺ Refresh
MX Hostnames
- mx1.hc3550-4.iphmx.com
- mx2.hc3550-4.iphmx.com
MX Priorities
- mx2.hc3550-4.iphmx.com: 10
- mx1.hc3550-4.iphmx.com: 10
A / AAAA Records
- 104.18.168.56
- 104.18.221.61
Mail Server IPs
- 139.138.38.171 ↩ esa3.hc3550-4.iphmx.com
- 139.138.38.186 ↩ esa7.hc3550-4.iphmx.com
- 139.138.46.213 ↩ esa18.hc3550-4.iphmx.com
- 139.138.57.210 ↩ esa16.hc3550-4.iphmx.com
- 139.138.57.205 ↩ esa15.hc3550-4.iphmx.com
- 139.138.32.232 ↩ esa2.hc3550-4.iphmx.com
- 139.138.35.218 ↩ esa10.hc3550-4.iphmx.com
- 139.138.46.227 ↩ esa20.hc3550-4.iphmx.com
- 139.138.38.177 ↩ esa4.hc3550-4.iphmx.com
- 139.138.38.185 ↩ esa6.hc3550-4.iphmx.com
- 139.138.46.217
- 68.232.129.150
- 139.138.38.183
- 139.138.35.219
- 139.138.57.214
- 139.138.35.221
- 139.138.56.150
- 139.138.35.222
- 139.138.35.217
- 139.138.35.220
SOA Record
Raw SOA
udns1.cscdns.net hostmaster.cscdns.net 2018073280 10800 1800 3600000 21600
Primary NS (mname)
udns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2018073280
Refresh
10800s
Retry
1800s
Expire
3600000s
Minimum TTL
21600s
Nameservers (NS)
udns2.cscdns.uk
udns1.cscdns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
25 records- cisco-ci-domain-verification=4b3d237b38539a0a43d10528443f398b5057450ae91409f8a77426a802f7b9f2
- 8cb21812bdd54e5a9e8ad8b4e4b059c8
- _diifvqwqhnpxnpoje7xaycskgywg9ix
- DirectFedAuthUrl=https://wam.advisorcompass.com/affwebservices/public/saml2sso
- nintex.6385f6010e47df077949f3ef
- A0M4E61743
- apple-domain-verification=i3hS7cpUzsd3Xm2w
- 0eaab711-9e68-4256-8ea7-19dca04f2d61
- onetrust-domain-verification-=271c6f985eb24374bd2cbd8a08cb1f9d
- txqn656fwlb4rlmyfq1tmlq5jvffgyx4
- docker-verification=a5641b3d-cc82-4653-8d8f-2bfada47df5d
- dfp38lbvkfq2mgg57sq9m4qz51bt97vd
- xcm2x1msgr7ptnsh7zrfpr1433ygk4cs
- _foaimbayrtd9dzt8ocjoebb4m12jbfz
- QuoVadis=4c4c3b81-0a22-418c-ad61-f697bbf92ae6
- adobe-idp-site-verification=54b7fa975736279bab242207eb90ba83dc09393a882a35e7cf60708f9c38782f
- MS=ms73733178
- A0M0E56346
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
- 290101DC-9E35-43E5-A339-46AA23487E85
- gWmlQWvTC0F8inN1XTc1sx113rrpph0yPH1ntzlG4mFpc/4aCs2Z/L6+AfvnS7i8GlBEtACaiFIoQ4dMVx2yKg==
- cisco-ci-domain-verification=29f7b1bb1522f5305529ef2c7caeefe1e84ec82d509a7cb072a50eb8e9888038
- atlassian-domain-verification=lAedmk6jnVTRVEIejtYUEv6eoiKcuChpuLgc4asYrGikaZuUcrU3a1bVKentmoV3
- google-site-verification=M1577sioL0cIuI1iUdqXM2pJiVrf-S77Ax1EjgV5A0c
- e7741f78-54f8-45ef-bcdf-8a730bbee3cc
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