tenaris.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 1879 ms crawled 2026-05-18

US · 40.123.47.58 · AS8075 Microsoft Corporation

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Tenaris
Description: Leading supplier of steel pipes and related services for the world's energy industry
Language: en
Canonical: https://www.tenaris.com/en

Open Graph

url: https://www.tenaris.com/en
title: Tenaris, the leading supplier of steel pipe
description: Leading supplier of steel pipes and related services for the world's energy industry

Technology

CDN: Azure Front Door

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×2

Social

Registration

Registrar

GoDaddy Corporate Domains, LLC

Created

2000-10-06

Expires

2026-10-06 139 days left

Updated

2025-09-05

Name servers

dstcuns1.siderca.com
ns1.techintgroup.net
otsrv1.techintgroup.net

DNS records live

NS

dns1.techintgroup.net
dns2.techintgroup.net
dstcuns1.siderca.com
ns1.techintgroup.net
otsrv1.techintgroup.net

MX

10 mx1.hc3794-51.iphmx.com
10 mx2.hc3794-51.iphmx.com

TXT

Show 18 TXT records

93ev8jfpdhgtuv882ku7qlls4a
_6o1dul6lpbtiob3p6ufoeiv59loyzwz
Dynatrace-site-verification=7427f4c2-1f80-43b3-a9f2-ae154dce1d67__spr5aelj81flh5cskngjq4etm3
4fpdrimdhl80n5ljjuvn3mlofo
google-site-verification=Ou96hVYaYzNo9_ZYI6cSnM2xAaK_n4C3HXHbKVHRdcA
twilio-domain-verification=34e32500d2d7ed68670c70bf905124fa
zgk48r97b1fyvs03ws8f76whdqfwcdbs
gv4zrm14hbgc30r4dlvz6vl8ntdkks5l
gl8bNPKg7h7tLg/1I0CsxjNOafjcL0e1NvuQ1ob5cEXfE85TzZQSpQdguloiOgNp3RgQ5C/ZFkp8iCpm+0QCQg==
as-redir-tenariscomprod.azurewebsites.net
amazon-business-verification=dcedbd2474c6e13f193cb940e6aeff310c3854deabf0f398020e08243f349b1c
NJMV6F8EQTLU74K9ULEA3RADM6
_ch29t8w1mpxxyq6oxuar8b6iulsfyoh
n5thcmmyg6r5fnbslkf5v2c1jg73d3ly
atlassian-domain-verification=7cW0maoqHezq4d2xLej5jSFVPXjo4snj7S6n4jSt4FKR5RpvpGioz2ZvMOSOmfGS
Dynatrace-site-verification=1826cb5f-9438-48f5-b845-3dd4c87b2db6__61jtbhgj23j9ghjqj2s56skkvu
8rsm381bqbsrr268bkhz7144ltbl7qk6
MS=ms36261078

Email authentication strong

SPF

v=spf1 exists:%{i}.spf.hc3794-51.iphmx.com include:spf.protection.outlook.com -all

strict (-all)

DMARC

v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:dmarc_analysis@tenaris.com,mailto:a.y4noaplb@sdmarc.net; ruf=mailto:f.y4noaplb@sdmarc.net,mailto:dmarc_analysis@tenaris.com

policy: reject (enforced)

DKIM

smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

GeoTrust TLS RSA CA G1

from 2026-02-18 to 2026-08-19

Expires in 91 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.tenaris.com/en

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy