`nikoltd.com`

DNSSEC	⚠️ Not signed
A	52.17.247.37^{🇮🇪 Amazon52.16.0.0/15 EC2 DUB prefix}
		PTR	`ec2-52-17-247-37.eu-west-1.compute.amazonaws.com`
NS	`ns1057.ui-dns.biz` ⭐
		A	2001:8d8:fe:53:0:d9a0:5139:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1057.ui-dns.biz`
		A	217.160.81.57^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1057.ui-dns.biz`
NS	`ns1057.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5239:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1057.ui-dns.com`
		A	217.160.82.57^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1057.ui-dns.com`
NS	`ns1057.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:57^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1057.ui-dns.de`
		A	217.160.80.57^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1057.ui-dns.de`
NS	`ns1057.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5339:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1057.ui-dns.org`
		A	217.160.83.57^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1057.ui-dns.org`
MX	`eu-smtp-inbound-1.mimecast.com` ⭐
		A	91.220.42.201^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	91.220.42.211^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	91.220.42.241^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.201^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.211^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.241^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
MX	`eu-smtp-inbound-2.mimecast.com` ⭐
		A	91.220.42.201^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	91.220.42.211^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	91.220.42.241^{🇬🇧 MIMECAST-UK91.220.42.0/24 MIMECAST-NET2}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.201^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.211^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
		A	195.130.217.241^{🇬🇧 MIMECAST-UK195.130.217.0/24}
			PTR	`eu-smtp-inbound-1.mimecast.com`
			PTR	`eu-smtp-inbound-2.mimecast.com`
TXT	`0ed1fe018a3a60219be7cf499d93f0aced3d56f950`
TXT	`3GIhENFVDO58gi54J8uC50HZ+ZcaoqnmHpTorvJJa1sGbBguonS/AHJHWbaDNuDd+lma6NCCYrXEd...`
TXT	`MS=ms84312858`
TXT	`atlassian-domain-verification=lesMRcRdXFgsUajKOO1I2uxlqSOjBbkW9p5EhZJkia5sSaF...`
TXT	`v=spf1 include:eu._netblocks.mimecast.com ~all`
SOA	`ns1057.ui-dns.biz`hostmaster@1and1.co.uk 2016-11-05 #11

`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=1774385782

MX for

mail.nikoltd.com

Subdomains

mail.nikoltd.com

Same first word

nikoltd.com

Similar names

dotlink.org

linkdot.org

dotlink.net

dotlink.de

koinltd.com

dotlink.gr

dkointl.com

dotlink.ru

dotlink.info

dotlink.be

tildonk.com

kotlind.com

koinltd.org

odklint.se

dotlink.com.br

dotlink.com

dotlink.co.uk

dotlink.eu

dotlink.pl

linkdot.link

dotlink.dz

ikonltd.com

koinltd.net

todlink.com

dotlink.pt

dotlink.nl

tildonk.co.uk

koinltd.info

DNS History

11 records (7 active, 4 former)

●NSns1057.ui-dns.biz2026-03-19 → 2026-03-24 · 3 obs

○ 2017-11-22 02:53:56
● 2026-03-19 11:18:52
● 2026-03-24 21:19:00

●NSns1057.ui-dns.com2026-03-19 → 2026-03-24 · 3 obs

○ 2017-11-22 02:53:56
● 2026-03-19 11:18:52
● 2026-03-24 21:19:00

●NSns1057.ui-dns.de2026-03-19 → 2026-03-24 · 3 obs

○ 2017-11-22 02:53:56
● 2026-03-19 11:18:52
● 2026-03-24 21:19:00

●NSns1057.ui-dns.org2026-03-19 → 2026-03-24 · 3 obs

○ 2017-11-22 02:53:56
● 2026-03-19 11:18:52
● 2026-03-24 21:19:00

○NSns67.1and1.co.uk2015-08-09 → 2017-11-22 · 4 obs

● 2015-08-09 08:37:52
● 2017-11-22 02:53:56
○ 2026-03-19 11:18:52
○ 2026-03-24 21:19:00

○NSns68.1and1.co.uk2015-08-09 → 2017-11-22 · 4 obs

● 2015-08-09 08:37:52
● 2017-11-22 02:53:56
○ 2026-03-19 11:18:52
○ 2026-03-24 21:19:00

●MXeu-smtp-inbound-1.mimecast.com2026-03-19 → 2026-03-24 · 3 obs

○ 2017-11-22 02:53:56
● 2026-03-19 11:18:52
● 2026-03-24 21:19:00

●MXeu-smtp-inbound-2.mimecast.com2026-03-19 → 2026-03-24 · 3 obs

○ 2017-11-22 02:53:56
● 2026-03-19 11:18:52
● 2026-03-24 21:19:00

○MXmail.nikoltd.com2015-08-09 → 2017-11-22 · 4 obs

● 2015-08-09 08:37:52
● 2017-11-22 02:53:56
○ 2026-03-19 11:18:52
○ 2026-03-24 21:19:00

○A37.128.189.1552015-08-09 → 2017-11-22 · 4 obs

● 2015-08-09 08:37:52
● 2017-11-22 02:53:56
○ 2026-03-19 11:18:52
○ 2026-03-24 21:19:00

●A52.17.247.372026-03-19 → 2026-03-24 · 3 obs

○ 2017-11-22 02:53:56
● 2026-03-19 11:18:52
● 2026-03-24 21:19:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net...	-
nikoltd.com	ns1057.ui-dns.de, ns1057.ui-dns.biz, ns1057.ui-dns.org, ns1057.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.81.57

NS records: ns1057.ui-dns.de, ns1057.ui-dns.biz, ns1057.ui-dns.org, ns1057.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nikoltd.com (unsigned zone)

⏱️ Timing

Total: 706ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.17.247.37`
NS	4	`ns1057.ui-dns.de, ns1057.ui-dns.com...`
MX	2	`eu-smtp-inbound-1.mimecast.com (pri: 10), eu-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	5	`atlassian-domain-verification=lesMRcRdXF, 0ed1fe018a3a60219be7cf499d93f0aced3d56f9...`
SOA	1	`ns1057.ui-dns.biz hostmaster.1and1.co.uk`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1057.ui-dns.com, ns1057.ui-dns.com)

Analysis

Hierarchy

The parent of mail.nikoltd.com is nikoltd.com.

Mail Server Role

nikoltd.com handles mail for mail.nikoltd.com.

IP Addresses

nikoltd.com points to a single IP address: 52.17.247.37.

Other host names, such as ultra-group.co.uk and ec2-52-17-247-37.eu-west-1.compute.amazonaws.com, share IP numbers with nikoltd.com.

Name Servers

nikoltd.com is delegated to four name servers: ns1057.ui-dns.biz, ns1057.ui-dns.com, ns1057.ui-dns.de and ns1057.ui-dns.org.

nikoltd.com at least partially shares name servers with other domains, for example theenemy.com, mirodes.com, englberger.de, kurme.de and boletic.es.