`mcmasterelectronics.info`

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}
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=972

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1778571999

Subdomains

dnsep101.mcmasterelectronics.info

Same first word

mcmasterelectronics.com

mcmasterelectronics.biz

mcmasterelectronics.net

mcmasterelectronics.mobi

DNS History

16 records (7 active, 9 former)

●NSns1.mcmaster.com2015-07-24 → 2026-05-12 · 2 obs

● 2015-07-24 11:14:56
● 2026-05-12 08:00:34

●NSns2.mcmaster.com2015-07-24 → 2026-05-12 · 2 obs

● 2015-07-24 11:14:56
● 2026-05-12 08:00:34

●NSns3.mcmaster.com2015-07-24 → 2026-05-12 · 2 obs

● 2015-07-24 11:14:56
● 2026-05-12 08:00:34

●NSns4.mcmaster.com2015-07-24 → 2026-05-12 · 2 obs

● 2015-07-24 11:14:56
● 2026-05-12 08:00:34

●MXmx0a-00570c01.pphosted.com2026-05-12 → 2026-05-12 · 2 obs

○ 2019-02-21 20:01:24
● 2026-05-12 08:00:34

●MXmx0b-00570c01.pphosted.com2026-05-12 → 2026-05-12 · 2 obs

○ 2019-02-21 20:01:24
● 2026-05-12 08:00:34

○MXspmep104.mcmaster.com2015-07-24 → 2019-02-21 · 3 obs

● 2015-07-24 11:14:56
● 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

○MXspmep105.mcmaster.com2015-07-24 → 2019-02-21 · 3 obs

● 2015-07-24 11:14:56
● 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

○MXspmep106.mcmaster.com2015-07-24 → 2019-02-21 · 3 obs

● 2015-07-24 11:14:56
● 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

○MXspmep107.mcmaster.com2015-07-24 → 2019-02-21 · 3 obs

● 2015-07-24 11:14:56
● 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

○MXspmep504.mcmaster.com2015-07-24 → 2019-02-21 · 3 obs

● 2015-07-24 11:14:56
● 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

○MXspmep505.mcmaster.com2015-07-24 → 2019-02-21 · 3 obs

● 2015-07-24 11:14:56
● 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

○MXspmep506.mcmaster.com2015-07-24 → 2019-02-21 · 3 obs

● 2015-07-24 11:14:56
● 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

○MXspmep507.mcmaster.com2015-07-24 → 2019-02-21 · 3 obs

● 2015-07-24 11:14:56
● 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

●A209.64.25.1502019-02-21 → 2026-05-12 · 3 obs

○ 2017-02-12 02:03:42
● 2019-02-21 20:01:24
● 2026-05-12 08:00:34

○A209.64.25.2302015-07-24 → 2017-02-12 · 4 obs

● 2015-07-24 11:14:56
● 2017-02-12 02:03:42
○ 2019-02-21 20:01:24
○ 2026-05-12 08:00:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
mcmasterelectronics.info	ns3.mcmaster.com, ns4.mcmaster.com, ns1.mcmaster.com, ns2.mcmaster.com	-

✅ Authoritative Response

Server:12.203.197.21

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mcmasterelectronics.info (unsigned zone)

⏱️ Timing

Total: 2271ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.64.25.150`
NS	4	`ns1.mcmaster.com, ns2.mcmaster.com...`
MX	2	`mx0b-00570c01.pphosted.com (pri: 0), mx0a-00570c01.pphosted.com (pri: 0)`
SOA	1	`ns2.mcmaster.com hostmaster.mcmaster.com`

Analysis

Hierarchy

The parent of dnsep101.mcmasterelectronics.info is mcmasterelectronics.info.

IP Addresses

mcmasterelectronics.info points to a single IP: 209.64.25.150.

Other host names, for instance mcmasterdistributors.info, mcmastercarrfiltering.co, mcmaster-carrsupplycompany.co, wwwmcmaster.biz and salemcmastercarr.biz share IP numbers with mcmasterelectronics.info.

Name Servers

mcmasterelectronics.info's delegation is handled by four name servers: ns1.mcmaster.com, ns2.mcmaster.com, ns3.mcmaster.com and ns4.mcmaster.com.

mcmasterelectronics.info partially shares name servers with other domains; examples include mcmaster-carr.parts, mcmsster.com, mcmastercarrmaterials.info, mcmaster-carr.ca and mcmastercarrtubing.biz.

Host names with one IP:

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

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

mcmasterelectronics.info has the same mail server setup as other domains, including mcmastercarrsupplycompany.biz, mcmastercarrsupplycompany.com, mcmasterelectronics.com, mcmastercarrfasteners.com and mcmastermaterials.org.

Host names with one IP number: The host name mx0a-00570c01.pphosted.com points to 205.220.166.57 and the host name mx0b-00570c01.pphosted.com points to 205.220.178.57.

mcmasterelectronics.info - robtex.com