guitartricks.com

.com crawl

First seen 2026-04-16 · Last seen 2026-05-08 · error HTTP 403 crawled 2026-05-12 5 attempts

US · 104.18.31.150 · AS13335 Cloudflare, Inc.

Reputation 84/100 crawl error dmarc monitor-only

cloudflare bot challenge

Registration

Registrar

Cloudflare, Inc.

Created

1998-04-30

Expires

2035-02-15 3192 days left

Updated

2025-07-23

Name servers

leah.ns.cloudflare.com
matt.ns.cloudflare.com

DNS records live

NS

leah.ns.cloudflare.com
matt.ns.cloudflare.com

MX

1 smtp.google.com

TXT

Show 6 TXT records

2gkjmf8mjm0klk7hqt8bsgk9tj8zbgvh
3d57r856lrrpv1vlj08rp0v0c1hxdyhf
_d0tqbjfeair7k7zltq3a9kjgxk1xmu4
mandrill_verify.JyEya2zfhPUqeYTZrZ_rwA
mandrill_verify.SD8wsXpzxETZwn0F7EHWag
rmq7pbhr91zcv4jdzt53ybh0v1wj0w1y

Verified for

1Password
Atlassian
Google
Meta

Email authentication partial

SPF

v=spf1 a mx ip4:74.205.43.130 include:customeriomail.com include:spf.braintreegateway.com include:emailsrvr.com include:spf.mandrillapp.com include:_spf.postaffiliatepro.com include:_spf.google.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none; rua=mailto:51126f2732be490482bced9b607b7e88@dmarc-reports.cloudflare.net,mailto:dmarc_agg@vali.email

policy: none (monitoring only)

DKIM

Show 5 DKIM selectors

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr9Bur8vZBGaLLKNdOpKejXVVstOedEWt21ESl44eYLLGjfszB7ab9xVBhkPVX+FjcQpH1TYgUCco4m…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqsgNSrY43Yt2jyaEx5ZHSvOZ+IK5wnyJG8LxNxyWyGyJ62vsNHGLpWSVU8ZlIf7zblPwxatsAlLeZN3aTF…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDrKrmv7cV7k09LHkOlm16VlTbLLdGS4Wy/X8NNmD6GeAkDkJ5PUQtinj2wIB674Gu7x7cBFLhFukI0UUKIGZQ7BQ…
smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

DigiCert EV RSA CA G2

from 2025-06-17 to 2026-07-19

Expires in 59 days

Full certificate history on crt.sh ↗

Linked from (1)

theguitarcolumn.com×2