indexo.dev

holtzmancorp.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 642 ms crawled 2026-06-02

US · 45.32.215.229 · AS20473 The Constant Company, LLC

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Welcome to Holtzman Corp. - Holtzman Corporation
Description
Holtzman Corp. is proud to be a premier supplier of heating oil and propane services in Virginia since 1972. Contact Holtzman Corporation today, we would love to serve you.
Language
en-US
Generator
Redux 4.5.11
Canonical
https://holtzmancorp.com/

Open Graph

url
https://holtzmancorp.com/
title
Welcome to Holtzman Corp. - Holtzman Corporation
locale
en_US
site name
Holtzman Corp
description
Holtzman Corp. is proud to be a premier supplier of heating oil and propane services in Virginia since 1972. Contact Holtzman Corporation today, we would love to serve you.

Technology

Server
nginx
CMS
WordPress
jQuery
3.7.1
Analytics
  • Google Tag Manager

Third-party hosts loaded (4)

  • maps.googleapis.com×2
  • www.googletagmanager.com×2
  • ajax.googleapis.com×1
  • cdnjs.cloudflare.com×1

Social

Contact

Phone

Registration

Registrar
Network Solutions, LLC
Created
1999-02-25
Expires
2030-02-25 1360 days left
Updated
2026-05-19
Name servers
  • ns37.domaincontrol.com
  • ns38.domaincontrol.com

DNS records live

NS
  • ns37.domaincontrol.com
  • ns38.domaincontrol.com
MX
  • 5 holtzmancorp-com.mail.protection.outlook.com
TXT
Show 4 TXT records
  • Z24gHkNN _domainkey.holtzmancorp.com. TXT o=- default._domainkey.holtzmancorp.com. TXT p=MHwwDQYJKoZIhvcNAQEBBQADawAwaAJhAJ+aDwgTfsc3E+N0/2F9JQxgS2+g3Zjpxp3zxmy2MVLe2lmtnG1BwzHsYNeqkI3JJrdkvmQFNTs18+CN7FAewvxM2gUhCTKyMb3RnVmawORRxrLvPg3ipqsM3WGXqUBLeQIDAQ" "AB;
  • 8ujubub83ductv57kttskrkre6
  • 16va26ppedhiu3jl4e4fuq4iot
  • afhc5810dsm8cf7riu7up7uqm
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 +a +mx ip4:4.16.241.182 ip4:199.247.50.21 ip4:204.111.105.18 ip4:216.35.170.0/23 ip4:64.73.126.0/23 ip4:216.17.76.108 ip4:216.109.223.213 include:spf.protection.outlook.com include:_spf.safewebservices.com -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyPtFxmsA1dg6i1CtAaVrjvW/qfn3/xTzNc52rpkqKba0889NyeYp/c1RysoucSWPSwH7U+C5Qd5zDyAgTy…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDJ/erA0V2GothFcM6M4KVLGg2MEm6pEAw1yZ0FVFnxuoR4DOFkro7pSh0v3/wSfr9Vg0dTbR06UyI21DjXAm0QQe…
selectors probed

Certificate (current)

R13
from 2026-05-19 to 2026-08-17
Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://holtzmancorp.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • weak content type protection
  • missing Permissions Policy
Header values
referrer-policy
no-referrer-when-downgrade, no-referrer-when-downgrade
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff, nosniff
content-security-policy
upgrade-insecure-requests;
strict-transport-security
max-age=31536000, max-age=31536000

Links to (2)

Linked from (2)