`networkcourier.com`

DNSSEC	⚠️ Not signed
A	159.203.160.144^{🇺🇸 DIGITALOCEAN159.203.160.0/20 DigitalOcean}
NS	`ns-1316.awsdns-36.org` ⚠️ Not in zone NS records
		A	2600:9000:5305:2400::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1316.awsdns-36.org`
		A	205.251.197.36^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1316.awsdns-36.org`
NS	`ns-1658.awsdns-15.co.uk` ⚠️ Not in zone NS records
		A	2600:9000:5306:7a00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1658.awsdns-15.co.uk`
		A	205.251.198.122^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1658.awsdns-15.co.uk`
NS	`ns1.domaindiscover.com`
		A	72.1.32.151^{🇺🇸 Amazon72.1.32.0/21 EC2 Prefix}
			PTR	`ns1.domaindiscover.com`
NS	`ns2.domaindiscover.com`
		A	35.174.37.23^{🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix}
			PTR	`ec2-35-174-37-23.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=1774431112

Same first word

networkcourier.com

networkcourier.com.sg

DNS History

9 records (5 active, 4 former)

●NSns-1316.awsdns-36.org2026-02-22 → 2026-03-25 · 3 obs

○ 2015-07-15 19:48:02
● 2026-02-22 20:40:06
● 2026-03-25 09:43:12

●NSns-1658.awsdns-15.co.uk2026-02-22 → 2026-03-25 · 3 obs

○ 2015-07-15 19:48:02
● 2026-02-22 20:40:06
● 2026-03-25 09:43:12

●NSns1.domaindiscover.com2015-07-15 → 2026-03-25 · 3 obs

○ 2008-03-20 13:19:12
● 2015-07-15 19:48:02
● 2026-03-25 09:43:12

●NSns2.domaindiscover.com2015-07-15 → 2026-03-25 · 3 obs

○ 2008-03-20 13:19:12
● 2015-07-15 19:48:02
● 2026-03-25 09:43:12

○MXnetworkcourier-com.mail.protection.outlook.com2015-07-15 → 2018-06-02 · 5 obs

○ 2008-03-20 13:19:12
● 2015-07-15 19:48:02
● 2018-06-02 17:03:48
○ 2026-02-22 20:40:06
○ 2026-03-25 09:43:12

●A159.203.160.1442018-06-02 → 2026-03-25 · 5 obs

○ 2017-01-08 19:35:28
● 2018-06-02 17:03:48
○ 2026-02-22 20:40:06
● 2026-03-03 12:07:58
● 2026-03-25 09:43:12

○A207.232.93.692015-07-15 → 2016-04-28 · 5 obs

○ 2008-03-20 13:19:12
● 2015-07-15 19:48:02
● 2016-04-28 18:56:24
○ 2017-01-08 19:35:28
○ 2026-03-25 09:43:12

○A216.104.165.252017-01-08 → 2017-01-08 · 4 obs

○ 2016-04-28 18:56:24
● 2017-01-08 19:35:28
○ 2018-06-02 17:03:48
○ 2026-03-25 09:43:12

○A216.104.165.852017-01-08 → 2017-01-08 · 4 obs

○ 2016-04-28 18:56:24
● 2017-01-08 19:35:28
○ 2018-06-02 17:03:48
○ 2026-03-25 09:43:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net...	-
networkcourier.com	ns1.domaindiscover.com, ns2.domaindiscover.com, ns-1658.awsdns-15.co.uk, ns-1316.awsdns-36.org	2 records

✅ Authoritative Response

Server:205.251.197.36

NS records: ns1.domaindiscover.com, ns2.domaindiscover.com, ns-1658.awsdns-15.co.uk, ns-1316.awsdns-36.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for networkcourier.com (unsigned zone)

⏱️ Timing

Total: 308ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.domaindiscover.com, ns1.domaindiscover.com`
MX	1	`networkcourier-com.mail.protection.outlo`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.domaindiscover.com, ns2.domaindiscover.com)

Analysis

IP Addresses

networkcourier.com points to an IP address: 159.203.160.144.

Other host names, for instance jpark-mongo-8-nyc3-15-c88f34ad.onmongodev.com, share IP numbers with networkcourier.com.

Name Servers

networkcourier.com delegates to four name servers: ns1.domaindiscover.com, ns2.domaindiscover.com, ns-1316.awsdns-36.org and ns-1658.awsdns-15.co.uk.

networkcourier.com at least partially shares name servers with other domains, for instance drivemichigan.com, wien19.com, themcnultywedding.com, dependonus.com and tristarportal.com.

These name servers are commonly used with ns1.tierra.net, ns2.tierra.net, ns-55.awsdns-06.com, ns-521.awsdns-01.net, ns-1129.awsdns-13.org and ns-288.awsdns-36.com.

Host names with two IP numbers:

ns-1316.awsdns-36.org points to: 2600:9000:5305:2400::1 and 205.251.197.36

ns-1658.awsdns-15.co.uk points to: 2600:9000:5306:7a00::1 and 205.251.198.122

Host names with one IP number:

ns1.domaindiscover.com points to: 72.1.32.151

ns2.domaindiscover.com points to: 35.174.37.23

networkcourier.com - robtex.com