`marylandengineering.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784396507

Subdomains

mail.marylandengineering.com

Same first word

marylandengineering.com

DNS History

14 records (3 active, 11 former)

●NSns.buydomains.com2026-02-16 → 2026-07-18 · 3 obs

○ 2017-03-29 14:44:40
● 2026-02-16 06:49:36
● 2026-07-18 17:57:44

○NSns1.namebrightdns.com2015-08-10 → 2017-03-29 · 4 obs

● 2015-08-10 00:15:38
● 2017-03-29 14:44:40
○ 2026-02-16 06:49:36
○ 2026-07-18 17:57:44

○NSns2.namebrightdns.com2015-08-10 → 2017-03-29 · 4 obs

● 2015-08-10 00:15:38
● 2017-03-29 14:44:40
○ 2026-02-16 06:49:36
○ 2026-07-18 17:57:44

●NSthis-domain-for-sale.com2026-02-16 → 2026-07-18 · 3 obs

○ 2017-03-29 14:44:40
● 2026-02-16 06:49:36
● 2026-07-18 17:57:44

○MXanmail.namebrightmail.com2015-08-10 → 2015-08-10 · 3 obs

● 2015-08-10 00:15:38
○ 2015-12-03 07:16:58
○ 2026-07-18 17:57:44

●A207.148.248.1432026-02-16 → 2026-07-18 · 3 obs

○ 2017-03-29 14:44:40
● 2026-02-16 06:49:36
● 2026-07-18 17:57:44

○A34.206.157.642017-03-29 → 2017-03-29 · 4 obs

○ 2016-03-28 19:58:24
● 2017-03-29 14:44:40
○ 2026-02-16 06:49:36
○ 2026-07-18 17:57:44

○A52.21.180.2332016-03-28 → 2016-03-28 · 4 obs

○ 2015-12-03 07:16:58
● 2016-03-28 19:58:24
○ 2017-03-29 14:44:40
○ 2026-07-18 17:57:44

○A52.3.120.902016-03-28 → 2016-03-28 · 4 obs

○ 2015-12-03 07:16:58
● 2016-03-28 19:58:24
○ 2017-03-29 14:44:40
○ 2026-07-18 17:57:44

○A54.174.31.2542015-08-10 → 2015-12-03 · 4 obs

● 2015-08-10 00:15:38
● 2015-12-03 07:16:58
○ 2016-03-28 19:58:24
○ 2026-07-18 17:57:44

○A54.208.74.2152015-08-10 → 2015-12-03 · 4 obs

● 2015-08-10 00:15:38
● 2015-12-03 07:16:58
○ 2016-03-28 19:58:24
○ 2026-07-18 17:57:44

○A54.236.195.152017-03-29 → 2017-03-29 · 4 obs

○ 2016-03-28 19:58:24
● 2017-03-29 14:44:40
○ 2026-02-16 06:49:36
○ 2026-07-18 17:57:44

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-08-10 → 2016-03-28 · 4 obs

● 2015-08-10 00:15:38
● 2016-03-28 19:58:24
○ 2017-03-29 14:44:40
○ 2026-07-18 17:57:44

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-29 → 2026-02-16 · 5 obs

○ 2016-03-28 19:58:24
● 2017-03-29 14:44:40
● 2026-02-16 06:49:36
○ 2026-03-08 00:29:48
○ 2026-07-18 17:57:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net...	-
marylandengineering.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server:52.4.207.204

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for marylandengineering.com (unsigned zone)

⏱️ Timing

Total: 169ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

Hierarchy

mail.marylandengineering.com is delegated beneath marylandengineering.com.

IP Addresses

marylandengineering.com directs to one IP number, which is 207.148.248.143.

Among the host names that share IP numbers with marylandengineering.com are culturalstage.com, eventsvc.uciinc.com, awakeningcommunity.com and two others.

Name Servers

Two name servers handle the delegation for marylandengineering.com: this-domain-for-sale.com and ns.buydomains.com.

marylandengineering.com has the same name server delegation as a number of other domains, such as perdant.com, ispublisher.com, blizzardlight.com and two more.

There is an overlap in name servers between marylandengineering.com and other domains, for example freightncargo.com, rangersroundup.com and mommysecret.com

These name servers are routinely deployed together with the name servers ns2.buydomains.com.

this-domain-for-sale.com directs to 52.20.26.87, as does ns.buydomains.com — both hostnames resolve to that one IP address.

this-domain-for-sale.com along with ns.buydomains.com each resolve to 52.20.26.87 IP addresses.

marylandengineering.com - robtex.com