`mcmastercarrmeasuring.org`

DNSSEC	⚠️ Not signed
A	209.64.25.150^{🇺🇸 AS22034209.64.25.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
		PTR	`mcmaster.cn`
		PTR	`mcmater.com`
		PTR	`mcmaster-carr.nl`
		PTR	`mcmastercarr.nl`
		PTR	`mcmaster-carr.ru`
		PTR	`mcmastercarr.ru`
		PTR	`mcmaster-carr.uk`
		PTR	`mcmastercarr.us`
		PTR	`correspondence.mcmaster.com`
		PTR	`www.mcmater.com`
		PTR	`www.mcmaster-carr.nl`
		PTR	`www.mcmaster-carr.ru`
		PTR	`www.mcmastercarr.ru`
		PTR	`www.mcmaster-carr.uk`
		PTR	`www.mcmastercarr.us`
		PTR	`www.correspondence.mcmaster.com`
NS	`ns2.mcmaster.com` ⭐
		A	12.203.197.20^{🇺🇸 AS2203412.203.197.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
			PTR	`ns1.tmcmaster.com`
NS	`ns1.mcmaster.com`
		A	209.64.25.48^{🇺🇸 AS22034209.64.25.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
			PTR	`ns1.mcmaster.com`
NS	`ns3.mcmaster.com`
		A	209.64.25.47^{🇺🇸 AS22034209.64.25.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
			PTR	`ns3.mcmaster.com`
NS	`ns4.mcmaster.com`
		A	12.203.197.21^{🇺🇸 AS2203412.203.197.0/24 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
MX	`mx0a-00570c01.pphosted.com` ⭐
		A	205.220.166.57^{🇺🇸 Proofpoint205.220.166.0/24 Inc.}
			PTR	`mx0a-00570c01.pphosted.com`
MX	`mx0b-00570c01.pphosted.com` ⭐
		A	205.220.178.57^{🇺🇸 Proofpoint205.220.178.0/24 Inc.}
			PTR	`mx0b-00570c01.pphosted.com`
SOA	`ns2.mcmaster.com`hostmaster@mcmaster.com serial=964

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=177850(0x37313735)

Subdomains

dnsep101.mcmastercarrmeasuring.org

DNS History

16 records (7 active, 9 former)

●NSns1.mcmaster.com2015-05-30 → 2026-05-11 · 2 obs

● 2015-05-30 03:49:20
● 2026-05-11 14:04:54

●NSns2.mcmaster.com2015-05-30 → 2026-05-11 · 2 obs

● 2015-05-30 03:49:20
● 2026-05-11 14:04:54

●NSns3.mcmaster.com2015-05-30 → 2026-05-11 · 2 obs

● 2015-05-30 03:49:20
● 2026-05-11 14:04:54

●NSns4.mcmaster.com2015-05-30 → 2026-05-11 · 2 obs

● 2015-05-30 03:49:20
● 2026-05-11 14:04:54

●MXmx0a-00570c01.pphosted.com2026-05-11 → 2026-05-11 · 3 obs

○ 2017-04-03 03:09:26
● 2026-05-11 14:04:52
● 2026-05-11 14:04:54

●MXmx0b-00570c01.pphosted.com2026-05-11 → 2026-05-11 · 3 obs

○ 2017-04-03 03:09:26
● 2026-05-11 14:04:52
● 2026-05-11 14:04:54

○MXspmep104.mcmaster.com2015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

○MXspmep105.mcmaster.com2015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

○MXspmep106.mcmaster.com2015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

○MXspmep107.mcmaster.com2015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

○MXspmep504.mcmaster.com2015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

○MXspmep505.mcmaster.com2015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

○MXspmep506.mcmaster.com2015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

○MXspmep507.mcmaster.com2015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

●A209.64.25.1502026-05-11 → 2026-05-11 · 3 obs

○ 2017-04-03 03:09:26
● 2026-05-11 14:04:52
● 2026-05-11 14:04:54

○A209.64.25.2302015-05-30 → 2017-04-03 · 4 obs

● 2015-05-30 03:49:20
● 2017-04-03 03:09:26
○ 2026-05-11 14:04:52
○ 2026-05-11 14:04:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
mcmastercarrmeasuring.org	ns4.mcmaster.com, ns1.mcmaster.com, ns2.mcmaster.com, ns3.mcmaster.com	-

✅ Authoritative Response

Server:12.203.197.21

NS records: ns4.mcmaster.com, ns1.mcmaster.com, ns2.mcmaster.com, ns3.mcmaster.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mcmastercarrmeasuring.org (unsigned zone)

⏱️ Timing

Total: 263ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.64.25.150`
NS	4	`ns3.mcmaster.com, ns2.mcmaster.com...`
MX	2	`mx0a-00570c01.pphosted.com (pri: 0), mx0b-00570c01.pphosted.com (pri: 0)`
SOA	1	`ns2.mcmaster.com hostmaster.mcmaster.com`

Analysis

Hierarchy

mcmastercarrmeasuring.org is a parent of dnsep101.mcmastercarrmeasuring.org.

IP Addresses

mcmastercarrmeasuring.org points to a single IP number: 209.64.25.150.

Other host names, for instance marksam.com, mcmaster-carr.mobi, mcmaster-carr.com, mcmasterlighting.org and e-mcmaster.org share IP numbers with mcmastercarrmeasuring.org.

Name Servers

mcmastercarrmeasuring.org is delegated to four name servers: ns1.mcmaster.com, ns2.mcmaster.com, ns3.mcmaster.com and ns4.mcmaster.com.

mcmastercarrmeasuring.org at least partially shares name servers with other domains, for instance mcmaster-carr.parts, mcmsster.com, mcmastercarrmaterials.info, mcmaster-carr.ca and mcmastercarrtubing.biz.

These name servers are commonly used alongside ns1-203.akam.net, ns4-64.akam.net, ns5-66.akam.net and ns7-65.akam.net.

Host names with a single IP address

ns1.mcmaster.com points to 209.64.25.48

ns2.mcmaster.com points to 12.203.197.20

ns3.mcmaster.com points to 209.64.25.47

ns4.mcmaster.com points to 12.203.197.21

Mail Servers

mcmastercarrmeasuring.org is handled by two mail servers: mx0a-00570c01.pphosted.com and mx0b-00570c01.pphosted.com.

mcmastercarrmeasuring.org uses the same mail server configuration as other domains, such as mcmastertools.org, mcmastermeasuring.co, mcmastermeasuring.org, mcmaster.repair and mcmastermachinery.co.

mcmastercarrmeasuring.org shares some mail servers with other domains at least partially, for example tmcmaster.com.

Host names with one IP number: mx0a-00570c01.pphosted.com points to 205.220.166.57; mx0b-00570c01.pphosted.com points to 205.220.178.57.

mcmastercarrmeasuring.org - robtex.com