`ihrdev.att.com`

DNSSEC	⚠️ Not signed
MX	`mx0a-00191d01.pphosted.com` ⭐
		A	67.231.149.140^{🇺🇸 Proofpoint67.231.149.0/24 Inc.}
			PTR	`mx0a-00191d01.pphosted.com`
MX	`mx0b-00191d01.pphosted.com` ⭐
		A	67.231.157.136^{🇺🇸 Proofpoint67.231.157.0/24 Inc.}
			PTR	`mx0b-00191d01.pphosted.com`

`att.com`

	DNSSEC	⚠️ Not signed
	A	144.160.36.42^{🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.}
	A	144.160.155.43^{🇺🇸 AS797144.160.0.0/15 AT&T Services, Inc.}
	NS	`ns0.attdns.com` ⭐
	NS	`a1-187.akam.net`
	NS	`a11-65.akam.net`
	NS	`a2-64.akam.net`
	NS	`a22-67.akam.net`
	NS	`a4-64.akam.net`
	NS	`a5-66.akam.net`
	MX	`mx0a-00191d01.pphosted.com` ⭐
	MX	`mx0b-00191d01.pphosted.com` ⭐
	TXT	`ff43041c-55f9-42c5-8263-b168f015ec68`
	TXT	`google-site-verification=aEiNNWvbfCYfvmE1MB5FDlfTOXscCUfCQSBf5BsZnFQ`
	TXT	`google-site-verification=61mMnbAFkug5Ga66TxJwJnHrccqsdXgjaYX4Dzh4fg4`
	TXT	`google-site-verification=_tbHFE4ZquVgPnU4yn9c8mM4AwjDcnyvHYpUyY9W9A0`
	TXT	`jamf-site-verification=Kzw-u7InjZzANk8Hd_p1Bw`
	TXT	`TXT=apple-domain-verification=qvUUeo4rzNYBawy1GneDePGHTd_5bbfaFla5mf1Rql8`
	TXT	`Dynatrace-site-verification=782efa98-fcb0-4599-9392-282c3417bb85__mh2ditpbjlp...`
	TXT	`canva-site-verification=xZkTnltkjuFr7azCq9432w`
	TXT	`box-domain-verification=73b38eccd6cf3094f59070cc1471ea94d8c8a433f4e6808d99034...`
	TXT	`smartsheet-site-validation=WTesoI8BTRnVCtpax7RXsu095_-01e-g`
	TXT	`apple-domain-verification=qvUUeo4rzNYBawy1GneDePGHTd_5bbfaFla5mf1Rql8`
	TXT	`docusign=edf26ba5-075c-448c-a7b4-fd68e78606b3`
	TXT	`smartsheet-site-validation=xn6t8IWievWUEBY9LJQzhTPfVsa5dWTk`
	TXT	`bv-domain-verification=38433e129a5a4d49af430708b3d204a9ccdc03e981b1773fb2ad2b...`
	TXT	`docusign=7c207f4f-1463-48ab-8a42-401d5a790153`
	TXT	`asv=811eb48ffe1a2bd2ca5ba9d4bc7d9737`
	TXT	`7af66ea0-faa0-4d61-a1ff-7624b9d97465`
	TXT	`_o7unzg1f3flq9gplgrxiex76xucouzs`
	TXT	`docusign=cd78ab12-bff3-4e95-9d5e-40b4a6c64e28`
	TXT	`cisco-ci-domain-verification=3d21883a6bafd629173aea778e9e524288c5b6d037f0c3d6...`
	TXT	`google-site-verification=GfKQDZJmtFjAfLwMo0CpJSgUgQ14s6EGeH8btHERCzY`
	TXT	`postman-domain-verification=feeae2e09f081a0e723f0c57fe50bfc708665e79e72cffbf5...`
	TXT	`onetrust-domain-verification=8ec279170ab14b708f0330e786a9619e`
	TXT	`formstack-domain-verification=179e16ba598bd6f0b295bc7de613ba7c`
	TXT	`BeJQ5GrhdR+RKZkfNVneBsIUT2NVqTZB01Y2FXf2+THpvzgedgBjuxOsk3Ub41a8xwwOOxLu+mJTF...`
	TXT	`v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all`
	TXT	`mixpanel-domain-verify=29364abe-5921-4f15-b1f9-92c168b99888`
	TXT	`2a35e1cb-656a-4618-b343-cb814065d867`
	TXT	`smartsheet-site-validation=p-TbLkF_n2KWTVSks3oGAlqmEY11P06i`
	TXT	`_nf8m5hisjvxnliy43grrkcxt4775nre`
	TXT	`jamf-site-verification=UPRluCUJKO0tlsh28talrg`
	TXT	`_lf5ez32jnsfjm9iqdgwqkvmtxmni1bv`
	TXT	`jamf-site-verification=g-kOVDxo7U0trPWTXbALxg`
	TXT	`atlassian-domain-verification=sKDPLDFqqK6UKBe8hXqLj7n47sRNeN4C0TLWOyJI9jhbsY0...`
	TXT	`docusign=96684378-d4b4-426b-aa46-f484dcce317e`
	TXT	`4879c66f-d011-43dc-873c-ce5803b4d5a7`
	TXT	`_pvc1rwav561hkrmdq14aycsq5pps8xi`
	TXT	`figma-domain-verification=3818f0fcaa32c5ce227b1121b999753e8708a904218ffd80578...`
	TXT	`Dynatrace-site-verification=26243c34-7393-4498-bfcd-7a0cc073ef06__limahdkrv1b...`
	TXT	`docker-verification=232baaa1-27ce-477a-a437-abe005244414`
	TXT	`google-site-verification=TDlxuIuUQhu-wSUgoz8Tuvpeevqqo4Kge7S-EJFFzrA`
	TXT	`paloaltonetworks-site-verification=5a9981fc21e490ee1b20c86b68d9debdc84e41b3c4...`
	TXT	`MS=ms45660825`
	TXT	`censys-domain-verification=78kpf_YXBG6iZmORvVAIMSeoT9qA_Abl2TQ1NQ5BmvI2`
	TXT	`flexera-domain-verification-imnjnkcqfpmvinpy`
	TXT	`safebreach-domain-verification=87a47aa8-9dcf-4fc6-a0dc-645f6d8f16b7`
	TXT	`twilio-domain-verification=b527bfa6770ac367fc9912a1caa06323`
	TXT	`mongodb-site-verification=XeRo7LCGNcMSCGuvCKB6RHi7fZwUjRIW`
	TXT	`smartsheet-site-validation=YXtB3id9XhZfupfHmACXFew-Tegm1G_p`
	TXT	`hcp-domain-verification=25fbb0ef8d96ac4f31233dc30aabe5c5ac473f766bc5e1095ddf3...`
	SOA	`ns0.attdns.com`eiss-dns@att.com 2026-03-29 #1

WOT: SAFE (92/100)
rank #858 globally
rank #479 in the tld
This domain name "att.com" is associated with AT&T Inc., an American multinational conglomerate holding company. AT&T is one of the world's largest telecommunications companies and the largest provider of mobile telephone services in the U.S. The domain is primarily used for their official website where they offer details about their services, products, customer support, and more.WOT: SAFE (92/100)
📈 Tranco rank: #1,434

Same first word

ihrdev.com

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DNS History

3 records (2 active, 1 former)

●MXmx0a-00191d01.pphosted.com2026-03-17 → 2026-03-30 · 2 obs

● 2026-03-17 16:27:08
● 2026-03-30 08:37:52

●MXmx0b-00191d01.pphosted.com2026-03-17 → 2026-03-30 · 2 obs

● 2026-03-17 16:27:08
● 2026-03-30 08:37:52

○A151.101.33.2092018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 01:32:42
○ 2026-03-17 16:27:08
○ 2026-03-30 08:37:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net...	-
att.com	a5-66.akam.net, a22-67.akam.net, a11-65.akam.net, a2-64.akam.net...	-

✅ Authoritative Response

Server:23.211.61.67

NS records: a5-66.akam.net, a22-67.akam.net, a11-65.akam.net, a2-64.akam.net, a1-187.akam.net, a4-64.akam.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for att.com (unsigned zone)

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	2	`mx0a-00191d01.pphosted.com (pri: 10), mx0b-00191d01.pphosted.com (pri: 10)`

Analysis

Mail Servers

ihrdev.att.com is handled by two mail servers: mx0a-00191d01.pphosted.com and mx0b-00191d01.pphosted.com.

The mail server setup for ihrdev.att.com matches that of other domains, for instance 9072992954.att.com, g68-90-109-173.sbcis.sbc.com, emea.att.com, lsv3r06o001-mgmt.lsv3a.cci.att.com and nckimo1hvdbka11.itservices.sbc.com.

ihrdev.att.com shares some mail servers with other domains, at least in part, for instance brighton.research.att.com.

Host names with a single IP:

mx0a-00191d01.pphosted.com points to 67.231.149.140.

mx0b-00191d01.pphosted.com points to 67.231.157.136.

ihrdev.att.com - robtex.com

ihrdev.att.com

att.com