columbiabank.com

Observed Jul 22, 2026, 00:49 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Verify this receipt yourself + Watch this domain

Guarded by a firewall

Runs onCloudflare

Email byMicrosoft 365

Secured bySectigo

Also usesDocuSignAtlassianGoogle Search Console

4 subdomains · tranco_40k

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat columbiabank.com actually stands on - every host below is a signed observation

columbiabank.com

A / AAAA

217.114.94.2

Cloudflareserves the site

dns1.p06.nsone.netdns2.p06.nsone.netdns3.p06.nsone.netdns4.p06.nsone.net

nsone.netanswers its DNS

columbiabank-com.mail.protection.outlook.com

Microsoft 365receives its email

TLS

www.umpquabank.com

Sectigo Limitedissued its certificate

DNS Records

A 1

217.114.94.2

MX 1

0columbiabank-com.mail.protection.outlook.com

TXT 22

h1-domain-verification=R5DcgeDEtqN3BZXKtmzd8r6qirw62EC4f65ZKMnNoGAndtdX
docusign=c905f578-6cff-4e3e-af68-34ebc1ff54fd
twilio-domain-verification=af704f6f5799a4ca63db40521097d596
taegis-domain-verification=bf258886c83345db83671a0e6854593bab4f9a97b999f2731837fcf96c830781
atlassian-domain-verification=9CkeQoduePv/W7q1CHd0FVDBCKSCPc49na5mCtmH6UMjLc29NsU1IFnLfj56x/3l
google-site-verification=Wm4YkvggFX7l8QZNaEfjo188qIbjM7IZ4fYen6HOuD4
wrike-verification=MjcyNDc4NTo1Mzg2YjY4M2UxZjA0YzQyM2Y2ZTJkOGUyZjI4OWNlNTc4NTBlMTlmMzM4MGFhY2ZiYzA1ZWZiMzU4MTEyMGMy
Docusign-b2ec2f98-74d2-4720-b011-24eff24ae2eb
postman-domain-verification=56f3d6005d83c72a41982e661ba8ce4653bf5c5ce84110b33c06e9022fd47b6b2f5252f35326a835f4fb561146bfb4abd8e4cbc7912c7c7b1c5871c9c30c0964
box-domain-verification=c01d9c65d6cda9cd52966b3a9f0c2354af4b5785a991e470398bb9635f766551

CNAME 1

bw\=orzfwvgjecy9in01q3otzta3ifov5xmdihpsg68ecr7f

NS 4

dns1.p06.nsone.net
dns2.p06.nsone.net
dns3.p06.nsone.net
dns4.p06.nsone.net

SOA 1

dns1.p06.nsone.net hostmaster.nsone.net

SRV 2

hdc-vcse-app01.umpquabank.com:5060 p10
hdc-vcse-app01.umpquabank.com:5061 p10

CAA 4

issue "sectigo.com"
issue "letsencrypt.org"
issue "globalsign.com"
issue "pki.goog; cansignhttpexchanges=yes"

TLS Certificates (2)

Common Name	Issuer	Expires
`www.umpquabank.com`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA EV R36	Wed, 12 Aug 2026 23:59:59 +0000
`Sectigo Public Server Authentication CA EV R36`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46	Fri, 21 Mar 2036 23:59:59 +0000

Subdomains (4)

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for columbiabank.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/columbiabank.com">
  <img src="https://domaindrift.io/badge/columbiabank.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for columbiabank.com">
</a>

Ed25519 Receipt

Receipt ID: rcpt_746a69696de3daa8
Output Hash: 02d5c7276d643a091c15e1e1a89daca3c544370de0b1551560cd1c4cf36000e7
Signature: ed25519:6e0f31f87041a71a053e41032be1404ce0ba4b4cc11c331eaca3435087d8e243e17f49abe80f99c1dfee8ac9af5c0534d05cd655ac9b20d0de5a2831a2e9600a
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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