`koptergroup.cn`

DNSSEC	⚠️ Not signed
A	62.146.13.41^{🇩🇪 IPX-AS1559862.146.12.0/22 NorthC Deutschland GmbH}
NS	`ns1.brandshelter.com` ⭐
		A	2a04:2b00:14cc::9^{🇬🇧 RCODEZERO-ANYCAST-SEC1-TLD2a04:2b00:14cc::/48}
		A	193.227.117.9^{🇩🇪 RCODEZERO-ANYCAST-SEC1-TLD193.227.117.0/24}
			PTR	`ns1.brandshelter.com`
NS	`ns2.brandshelter.de`
		A	2a04:2b00:14dd::11^{🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14dd::/48}
			PTR	`ns11.j.centralnic-dns.com`
		A	194.50.187.11^{🇩🇪 RCODEZERO-ANYCAST-SEC2194.50.187.0/24}
			PTR	`ns2.brandshelter.de`
NS	`ns3.brandshelter.info`
		A	2a04:2b00:14ee::12^{🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14ee::/48}
			PTR	`ns12.k.centralnic-dns.com`
		A	194.0.182.12^{🇩🇪 RCODEZERO-ANYCAST-SEC2194.0.182.0/24}
			PTR	`ns3.brandshelter.info`
NS	`ns4.brandshelter.net`
		A	2a04:2b00:14cc::10^{🇬🇧 RCODEZERO-ANYCAST-SEC1-TLD2a04:2b00:14cc::/48}
			PTR	`ns10.i.centralnic-dns.com`
		A	193.227.117.10^{🇩🇪 RCODEZERO-ANYCAST-SEC1-TLD193.227.117.0/24}
			PTR	`ns4.brandshelter.net`
NS	`ns5.brandshelter.us`
		A	2a04:2b00:14dd::14^{🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14dd::/48}
			PTR	`ns14.j.centralnic-dns.com`
		A	194.50.187.14^{🇩🇪 RCODEZERO-ANYCAST-SEC2194.50.187.0/24}
			PTR	`ns5.brandshelter.us`
SOA	`ns1.brandshelter.com`tech@brandshelter.com 2018-02-02 #1

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035065664

Same first word

koptergroup.ru

koptergroup.kr

koptergroup.com

koptergroup.in

koptergroup.at

koptergroup.de

koptergroup.jp

koptergroup.cn

Similar names

protekgroup.eu

proektgroup.ru

protekgroup.com

protekgroup.co.uk

DNS History

6 records (6 active, 0 former)

●NSns1.brandshelter.com2026-07-16 → 2026-07-20 · 2 obs

● 2026-07-16 17:43:24
● 2026-07-20 13:48:42

●NSns2.brandshelter.de2026-07-16 → 2026-07-20 · 2 obs

● 2026-07-16 17:43:24
● 2026-07-20 13:48:42

●NSns3.brandshelter.info2026-07-16 → 2026-07-20 · 2 obs

● 2026-07-16 17:43:24
● 2026-07-20 13:48:42

●NSns4.brandshelter.net2026-07-16 → 2026-07-20 · 2 obs

● 2026-07-16 17:43:24
● 2026-07-20 13:48:42

●NSns5.brandshelter.us2026-07-16 → 2026-07-20 · 2 obs

● 2026-07-16 17:43:24
● 2026-07-20 13:48:42

●A62.146.13.412026-07-16 → 2026-07-20 · 2 obs

● 2026-07-16 17:43:24
● 2026-07-20 13:48:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
koptergroup.cn	ns1.brandshelter.com, ns2.brandshelter.de, ns3.brandshelter.info, ns4.brandshelter.net...	-

✅ Authoritative Response

Server:193.227.117.9

NS records: ns1.brandshelter.com, ns2.brandshelter.de, ns3.brandshelter.info, ns4.brandshelter.net, ns5.brandshelter.us

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koptergroup.cn (unsigned zone)

⏱️ Timing

Total: 1152ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`62.146.13.41`
NS	5	`ns3.brandshelter.info, ns1.brandshelter.com...`
SOA	1	`ns1.brandshelter.com tech.brandshelter.c`

Analysis

IP Addresses

koptergroup.cn resolves to one IP address: 62.146.13.41.

swisskopter.kr, kopter-group.jp, coptergroup.us and two other host names share IP numbers with koptergroup.cn.

Name Servers

koptergroup.cn has five name servers, which are ns1.brandshelter.com, ns2.brandshelter.de, ns3.brandshelter.info and two others.

koptergroup.cn partially shares its NS delegation with several other domains, including eeropostale.com, stertil-koni.nl, myholidayblog.de and two others.

It is common to find these name servers alongside the name servers ns4.brandshelter.net, ns5.brandshelter.us, ns1.prncpm.com and two others.

Hostnames that resolve to two IP addresses:

ns1.brandshelter.com resolves to 193.227.117.9 and 2a04:2b00:14cc::9.

ns2.brandshelter.de resolves to 194.50.187.11 and 2a04:2b00:14dd::11.

ns3.brandshelter.info resolves to 194.0.182.12 and 2a04:2b00:14ee::12.

ns4.brandshelter.net resolves to 193.227.117.10 and 2a04:2b00:14cc::10.

ns5.brandshelter.us resolves to 194.50.187.14 and 2a04:2b00:14dd::14.