winsorlearning.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP 200 1709 ms crawled 2026-06-01

US · 52.25.166.188 · AS16509 Amazon.com, Inc.

Reputation 87/100 weak security headers no dmarc policy

Registration

Registrar

NameCheap, Inc.

Created

2004-06-29

Expires

2034-06-29 2947 days left

Updated

2025-09-21

Name servers

pdns1.registrar-servers.com
pdns2.registrar-servers.com

DNS records live

NS

pdns1.registrar-servers.com
pdns2.registrar-servers.com

MX

10 us-smtp-inbound-1.mimecast.com
10 us-smtp-inbound-2.mimecast.com

TXT

Show 4 TXT records

h31gkh74ge75tkeomo81rqqd5
p5koib2t8kcvnl138alngeqgun
0ed1fe018a048fe025c63d4f319834dbe1e9767b81
calendly-site-verification=rlVgjMN81VhSk8SeiRdQYCdxsoSayUhr3tW3hPHWe

Verified for

Google
Microsoft 365
Zapier

Email authentication weak

SPF

v=spf1 ip4:34.221.229.61 include:spf.salesforce.com include:spf.protection.outlook.com include:mail.zendesk.com include:spf.securence.com include:amazonses.com include:us._netblocks.mimecast.com ~all

softfail (~all)

DMARC

not published

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCyAhaVq9axxohT38Ycl0iAfa+92Xuqgz2W8A94cTotxPh/9mFha3Y02+FJPqXjNdtGY4+vOYqqNZXUYNsopy…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2025-10-18 to 2026-11-19

Expires in 168 days

Full certificate history on crt.sh ↗

Linked from (1)

reynguyer.com×1