`groupon.istanbul`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.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`
		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`
		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 2024-08-23 #2

`istanbul`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.istanbul` ⭐
	NS	`a2.nic.istanbul`
	NS	`b0.nic.istanbul`
	NS	`c0.nic.istanbul`
	SOA	`a0.nic.istanbul`hostmaster@donuts.email serial=1784640838

Same first word

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groupon.nf

groupon.com.es

groupon.fi

groupon.no

groupon.my

groupon.com

groupon.mu

groupon.vn

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groupon.istanbul

groupon.com.ph

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groupon.jo

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groupon.com.pr

groupon.sk

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Similar names

ongroup.ch

gropuon.com

ongroup.info

ongroup.com

groupno.co

groupno.de

groupno.com

pourong.cn

nogroup.net

nogroup.com

ongroup.co.uk

ongroup.sbs

nogroup.us

ongroup.com.ar

grupono.com

gunpoor.com

gruopon.com

ongroup.es

purongo.com

gropoun.de

grupoon.es

gropuon.net

ongroup.com.mx

grupoon.com.br

ongroup.it

gou(0x706f726e).com

ongroup.com.br

ongroup.net

nogroup.org

gruopon.es

DNS History

8 records (8 active, 0 former)

●NSns1.markmonitor.com2026-07-01 → 2026-07-21 · 2 obs

● 2026-07-01 14:31:06
● 2026-07-21 14:32:16

●NSns2.markmonitor.com2026-07-01 → 2026-07-21 · 2 obs

● 2026-07-01 14:31:06
● 2026-07-21 14:32:16

●NSns3.markmonitor.com2026-07-01 → 2026-07-21 · 2 obs

● 2026-07-01 14:31:06
● 2026-07-21 14:32:16

●NSns4.markmonitor.com2026-07-01 → 2026-07-21 · 2 obs

● 2026-07-01 14:31:06
● 2026-07-21 14:32:16

●NSns5.markmonitor.com2026-07-01 → 2026-07-21 · 2 obs

● 2026-07-01 14:31:06
● 2026-07-21 14:32:16

●NSns6.markmonitor.com2026-07-01 → 2026-07-21 · 2 obs

● 2026-07-01 14:31:06
● 2026-07-21 14:32:16

●NSns7.markmonitor.com2026-07-01 → 2026-07-21 · 2 obs

● 2026-07-01 14:31:06
● 2026-07-21 14:32:16

●A3.33.139.322026-07-01 → 2026-07-21 · 2 obs

● 2026-07-01 14:31:06
● 2026-07-21 14:32:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
istanbul	a0.nic.istanbul, a2.nic.istanbul, b0.nic.istanbul, c0.nic.istanbul	8 records
groupon.istanbul	ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com...	-

✅ Authoritative Response

Server:149.112.161.2

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 groupon.istanbul (unsigned zone)

⏱️ Timing

Total: 1117ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	7	`ns1.markmonitor.com, ns2.markmonitor.com...`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a0.nic.istanbul, a2.nic.istanbul, b0.nic.istanbul...)

Analysis

IP Addresses

groupon.istanbul has exactly one IP address — 3.33.139.32.

easycar.org, getsheer.com, practicallawfirm.com plus two other host names have IP numbers in common with groupon.istanbul.

Name Servers

groupon.istanbul is delegated to 7 name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 other.

At least some of groupon.istanbul's name servers are shared with other domains, for example perknielmer.com, kindle-solar.com, mars-venuscdrom.com and two more.

These name servers are often deployed together with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names pointing to two IP addresses:

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

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

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

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

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

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

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