isban.com

Valid Email Server
Domain Lookup › isban.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
isban.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-28 09:22:44 UTC · ↺ Refresh

MX Hostnames

  • mx1.santandergroup.c3s2.iphmx.com
  • mx2.hc5532-55.iphmx.com
  • mx2.santandergroup.c3s2.iphmx.com
  • mx1.hc5532-55.iphmx.com

MX Priorities

  • mx1.hc5532-55.iphmx.com: 90
  • mx2.hc5532-55.iphmx.com: 90
  • mx1.santandergroup.c3s2.iphmx.com: 10
  • mx2.santandergroup.c3s2.iphmx.com: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 216.71.155.75 ↩ esa.hc5532-55.iphmx.com
  • 216.71.150.231 ↩ esa.hc5532-55.iphmx.com
  • 216.71.157.105 ↩ esa1.santandergroup.c3s2.iphmx.com
  • 68.232.156.193 ↩ esa6.santandergroup.c3s2.iphmx.com
  • 216.71.157.86 ↩ esa19.santandergroup.c3s2.iphmx.com
  • 216.71.156.21 ↩ esa13.santandergroup.c3s2.iphmx.com
  • 68.232.159.238 ↩ esa9.santandergroup.c3s2.iphmx.com
  • 68.232.159.200 ↩ esa3.santandergroup.c3s2.iphmx.com
  • 68.232.156.182 ↩ esa4.santandergroup.c3s2.iphmx.com
  • 68.232.156.198 ↩ esa8.santandergroup.c3s2.iphmx.com
  • 68.232.159.227
  • 216.71.158.118
  • 216.71.158.138
  • 216.71.156.27
  • 68.232.159.230
  • 68.232.159.241
  • 216.71.158.156
  • 216.71.158.121
  • 216.71.158.146
  • 68.232.156.201
  • 216.71.157.85
  • 216.71.158.145

SOA Record

Raw SOA dns01.santandergroup.net hostmastersds.gruposantander.com 533 720 7200 2592000 600
Primary NS (mname)
dns01.santandergroup.net
Admin Email (rname)
hostmastersds@gruposantander.com
Serial
533
Refresh
720s
Retry
7200s
Expire
2592000s
Minimum TTL
600s

Nameservers (NS)

dns02.santandergroup.net
dns01.santandergroup.net

SPF Record

✓ Strict (-all)
v=spf1 exists:%{i}.spf.as.gruposantander.com exists:%{i}.spf.us.gruposantander.com ip4:193.127.193.0/24 ip4:193.127.200.0/24 ip4:193.127.220.0/24 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

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

6 records
  • atlassian-domain-verification=TFnmCsLwUj4y/ta3Let8OTUy/LAA0o444LEq1oIvcfzM1/BSJ5jdeeKEkTIkTy/x
  • JXG3FYftUEjRLw1HyGOvc6N3Y59/QCxqSbZ9PrOAy/Dz962peYaywhdvIpR2Newbm+4w1oEr33BeDhheRhf9QQ==
  • SPFv=spf1 exists:%{i}.spf.as.gruposantander.com exists:%{i}.spf.us.gruposantander.com ip4:193.127.193.0/24 ip4:193.127.200.0/24 ip4:193.127.220.0/24 -all
  • MS=ms55809393
  • A8EC-43D1-1F55-861E-C6D9-3074-1775-2D11
  • ZP8/6Yv27P3IkKAQsEgbhQ67ndtoYaFE81i+KjnJC4HloLGESDXjI44N6Nh9uj9eRtMxp9ArH8pCDENoLiemOw==
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for isban.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits