extech.co - dns.ninja

`extech.co`

DNSSEC	⚠️ Not signed
A	99.83.176.46^{🇺🇸 Amazon99.83.176.0/20}
		PTR	`a44fc39dcd01d2028.awsglobalaccelerator.com`
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com`
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns6.markmonitor.com` ⚠️ Not in zone NS records
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
NS	`ns7.markmonitor.com` ⚠️ Not in zone NS records
		A	2620:10a:80a9::2^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.2^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2020-04-07 #7

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759696996

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DNS History

15 records (8 active, 7 former)

●NSns1.markmonitor.com2026-02-18 → 2026-07-04 · 3 obs

○ 2015-10-19 02:07:28
● 2026-02-18 03:35:36
● 2026-07-04 05:04:16

○NSns1.netnames.net2015-05-12 → 2015-10-19 · 4 obs

● 2015-05-12 19:35:46
● 2015-10-19 02:07:28
○ 2026-02-18 03:35:36
○ 2026-07-04 05:04:16

●NSns2.markmonitor.com2026-02-18 → 2026-07-04 · 3 obs

○ 2015-10-19 02:07:28
● 2026-02-18 03:35:36
● 2026-07-04 05:04:16

○NSns2.netnames.net2015-05-12 → 2015-10-19 · 4 obs

● 2015-05-12 19:35:46
● 2015-10-19 02:07:28
○ 2026-02-18 03:35:36
○ 2026-07-04 05:04:16

●NSns3.markmonitor.com2026-02-18 → 2026-07-04 · 3 obs

○ 2015-10-19 02:07:28
● 2026-02-18 03:35:36
● 2026-07-04 05:04:16

●NSns4.markmonitor.com2026-02-18 → 2026-07-04 · 3 obs

○ 2015-10-19 02:07:28
● 2026-02-18 03:35:36
● 2026-07-04 05:04:16

●NSns5.markmonitor.com2026-02-18 → 2026-07-04 · 3 obs

○ 2015-10-19 02:07:28
● 2026-02-18 03:35:36
● 2026-07-04 05:04:16

○NSns5.netnames.net2015-05-12 → 2015-10-19 · 4 obs

● 2015-05-12 19:35:46
● 2015-10-19 02:07:28
○ 2026-02-18 03:35:36
○ 2026-07-04 05:04:16

●NSns6.markmonitor.com2026-02-18 → 2026-07-04 · 3 obs

○ 2015-10-19 02:07:28
● 2026-02-18 03:35:36
● 2026-07-04 05:04:16

○NSns6.netnames.net2015-05-12 → 2015-10-19 · 4 obs

● 2015-05-12 19:35:46
● 2015-10-19 02:07:28
○ 2026-02-18 03:35:36
○ 2026-07-04 05:04:16

●NSns7.markmonitor.com2026-02-18 → 2026-07-04 · 3 obs

○ 2015-10-19 02:07:28
● 2026-02-18 03:35:36
● 2026-07-04 05:04:16

○MXrelay1.netnames.net2015-05-12 → 2015-10-19 · 4 obs

● 2015-05-12 19:35:46
● 2015-10-19 02:07:28
○ 2026-02-18 03:35:36
○ 2026-07-04 05:04:16

○MXrelay2.netnames.net2015-05-12 → 2015-10-19 · 4 obs

● 2015-05-12 19:35:46
● 2015-10-19 02:07:28
○ 2026-02-18 03:35:36
○ 2026-07-04 05:04:16

○A185.26.230.1292015-05-12 → 2015-10-19 · 4 obs

● 2015-05-12 19:35:46
● 2015-10-19 02:07:28
○ 2026-02-18 03:35:36
○ 2026-07-04 05:04:16

●A99.83.176.462026-02-18 → 2026-07-04 · 3 obs

○ 2015-10-19 02:07:28
● 2026-02-18 03:35:36
● 2026-07-04 05:04:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
extech.co	ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com...	-

✅ Authoritative Response

Server:149.112.160.1

NS records: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com, ns7.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for extech.co (unsigned zone)

⏱️ Timing

Total: 2463ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`99.83.176.46`
NS	5	`ns1.markmonitor.com, ns5.markmonitor.com...`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

Analysis

IP Addresses

extech.co resolves to one IP address: 99.83.176.46.

mailchimp.co.cr, fitnavbonobos.com, honey.toys and two other host names share IP numbers with extech.co.

Name Servers

extech.co delegates authority to 7 name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com plus 4 other.

extech.co partially shares its NS delegation with several other domains, including paypalgivingfund.org.pr, caotina.info, herbalife.hk and two others.

The name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com are often found in use alongside these name servers.

Hostnames that resolve to two IP addresses:

ns1.markmonitor.com directs traffic to 149.112.160.1 and 2620:10a:80a8::1.

ns2.markmonitor.com directs traffic to 176.97.158.1 and 2001:67c:10b8::1.

ns3.markmonitor.com directs traffic to 149.112.161.1 and 2620:10a:80a9::1.

ns4.markmonitor.com directs traffic to 192.174.68.1 and 2001:67c:1bc::1.

ns5.markmonitor.com directs traffic to 149.112.160.2 and 2620:10a:80a8::2.

ns6.markmonitor.com directs traffic to 176.97.158.3 and 2001:67c:10b8::3.

ns7.markmonitor.com directs traffic to 149.112.161.2 and 2620:10a:80a9::2.