`kosyan.su`

DNSSEC	⚠️ Not signed
A	172.255.227.180^{🇳🇱 SERVERS172.255.227.0/24 .COM AMS1 SPECIFIC}
NS	`ns10.dnsmadeeasy.com` ⭐
		A	2600:1800:10::1^{🇺🇸 Tiggee2600:1800:10::/48 DNS Made Easy anycast network}
			PTR	`ns10.dnsmadeeasy.com`
		A	208.94.148.4^{🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network}
			PTR	`ns10.dnsmadeeasy.com`
NS	`ns11.dnsmadeeasy.com`
		A	2600:1801:11::1^{🇺🇸 Tiggee2600:1801:11::/48 DNS Made Easy anycast network}
			PTR	`ns11.dnsmadeeasy.com`
		A	208.80.124.4^{🇺🇸 Tiggee208.80.124.0/24 DNS Made Easy anycast network}
			PTR	`ns11.dnsmadeeasy.com`
NS	`ns12.dnsmadeeasy.com`
		A	2600:1802:12::1^{🇺🇸 Tiggee2600:1802:12::/48 DNS Made Easy anycast network}
			PTR	`ns12.dnsmadeeasy.com`
		A	208.80.126.4^{🇺🇸 Tiggee208.80.126.0/24 DNS Made Easy anycast network}
			PTR	`ns12.dnsmadeeasy.com`
NS	`ns13.dnsmadeeasy.com`
		A	2600:1801:13::1^{🇺🇸 Tiggee2600:1801:13::/48 DNS Made Easy anycast network}
			PTR	`ns13.dnsmadeeasy.com`
		A	208.80.125.4^{🇺🇸 Tiggee208.80.125.0/24 DNS Made Easy anycast network}
			PTR	`ns13.dnsmadeeasy.com`
NS	`ns14.dnsmadeeasy.com`
		A	2600:1802:14::1^{🇺🇸 Tiggee2600:1802:14::/48 DNS Made Easy anycast network}
			PTR	`ns14.dnsmadeeasy.com`
		A	208.80.127.4^{🇺🇸 Tiggee208.80.127.0/24 DNS Made Easy anycast network}
			PTR	`ns14.dnsmadeeasy.com`
NS	`ns15.dnsmadeeasy.com`
		A	2600:1800:15::1^{🇺🇸 Tiggee2600:1800:15::/48 DNS Made Easy anycast network}
			PTR	`ns15.dnsmadeeasy.com`
		A	208.94.149.4^{🇺🇸 Tiggee208.94.149.0/24 DNS Made Easy anycast network}
			PTR	`ns15.dnsmadeeasy.com`
MX	`mail.kosyan.com` ⭐
		A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
		A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-223-25-84.compute-1.amazonaws.com`
		A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-243-117-197.compute-1.amazonaws.com`
TXT	`v=spf1 include:aviasales.ru mx ptr include:_spf.google.com ?all`
SOA	`ns10.dnsmadeeasy.com`dns@dnsmadeeasy.com 2009-01-02 #42

`su`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=650210058

⚠️ On DNS blocklist: spam-tlds

Same first word

kosyan.su

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DNS History

14 records (8 active, 6 former)

○NSns1.kosyan.com2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 19:16:44
○ 2015-12-03 20:07:32
○ 2026-08-02 07:20:14

●NSns10.dnsmadeeasy.com2015-12-03 → 2026-08-02 · 3 obs

○ 2015-08-12 19:16:44
● 2015-12-03 20:07:32
● 2026-08-02 07:20:14

●NSns11.dnsmadeeasy.com2015-12-03 → 2026-08-02 · 3 obs

○ 2015-08-12 19:16:44
● 2015-12-03 20:07:32
● 2026-08-02 07:20:14

●NSns12.dnsmadeeasy.com2015-12-03 → 2026-08-02 · 3 obs

○ 2015-08-12 19:16:44
● 2015-12-03 20:07:32
● 2026-08-02 07:20:14

●NSns13.dnsmadeeasy.com2015-12-03 → 2026-08-02 · 3 obs

○ 2015-08-12 19:16:44
● 2015-12-03 20:07:32
● 2026-08-02 07:20:14

●NSns14.dnsmadeeasy.com2015-12-03 → 2026-08-02 · 3 obs

○ 2015-08-12 19:16:44
● 2015-12-03 20:07:32
● 2026-08-02 07:20:14

●NSns15.dnsmadeeasy.com2015-12-03 → 2026-08-02 · 3 obs

○ 2015-08-12 19:16:44
● 2015-12-03 20:07:32
● 2026-08-02 07:20:14

○NSns2.kosyan.com2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 19:16:44
○ 2015-12-03 20:07:32
○ 2026-08-02 07:20:14

●MXmail.kosyan.com2015-12-03 → 2026-08-02 · 3 obs

○ 2015-08-12 19:16:44
● 2015-12-03 20:07:32
● 2026-08-02 07:20:14

○MXmail.kosyan.su2015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 19:16:44
○ 2015-12-03 20:07:32
○ 2026-08-02 07:20:14

●A172.255.227.1802026-08-02 → 2026-08-02 · 2 obs

○ 2026-06-13 07:28:18
● 2026-08-02 07:20:14

○A23.111.215.202026-06-13 → 2026-06-13 · 3 obs

○ 2017-04-10 17:19:18
● 2026-06-13 07:28:18
○ 2026-08-02 07:20:14

○A5.10.74.262015-12-03 → 2017-04-10 · 5 obs

○ 2015-08-12 19:16:44
● 2015-12-03 20:07:32
● 2017-04-10 17:19:18
○ 2026-06-13 07:28:18
○ 2026-08-02 07:20:14

○A78.108.178.1082015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 19:16:44
○ 2015-12-03 20:07:32
○ 2026-08-02 07:20:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	b.dns.ripn.net, e.dns.ripn.net, c.tld-servers.ru, a.dns.ripn.net...	12 records
kosyan.su	ns14.dnsmadeeasy.com, ns12.dnsmadeeasy.com, ns10.dnsmadeeasy.com, ns11.dnsmadeeasy.com...	-

✅ Authoritative Response

Server:208.80.126.4

NS records: ns14.dnsmadeeasy.com, ns12.dnsmadeeasy.com, ns10.dnsmadeeasy.com, ns11.dnsmadeeasy.com, ns13.dnsmadeeasy.com, ns15.dnsmadeeasy.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kosyan.su (unsigned zone)

⏱️ Timing

Total: 3200ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.255.227.180`
NS	6	`ns13.dnsmadeeasy.com, ns11.dnsmadeeasy.com...`
MX	1	`mail.kosyan.com (pri: 10)`
TXT	1	`v=spf1 include:aviasales.ru mx ptr inclu`
SOA	1	`ns10.dnsmadeeasy.com dns.dnsmadeeasy.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (b.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net...)

Analysis

IP Addresses

kosyan.su points to a single IP number: 172.255.227.180.

Additional host names — avia-love.ru, aviasales.org, jetradar.co.th and two others — share IP numbers with kosyan.su.

Name Servers

kosyan.su has 6 name servers — ns10.dnsmadeeasy.com, ns11.dnsmadeeasy.com, ns12.dnsmadeeasy.com and 3 others.

The name servers of kosyan.su overlap at least partially with those of other domains — among them durkopp-adler.fr, cashnowloan.com, red-magazine.co.uk and two more.

These name servers commonly appear in delegations together with ns13.dnsmadeeasy.com, ns14.dnsmadeeasy.com, ns15.dnsmadeeasy.com and 6 other.

Host names with two IP numbers:

ns10.dnsmadeeasy.com resolves to 208.94.148.4 and 2600:1800:10::1.

ns11.dnsmadeeasy.com resolves to 208.80.124.4 and 2600:1801:11::1.

ns12.dnsmadeeasy.com resolves to 208.80.126.4 and 2600:1802:12::1.

ns13.dnsmadeeasy.com resolves to 208.80.125.4 and 2600:1801:13::1.

ns14.dnsmadeeasy.com resolves to 208.80.127.4 and 2600:1802:14::1.

ns15.dnsmadeeasy.com resolves to 208.94.149.4 and 2600:1800:15::1.