sirkull.com - dns.ninja

`sirkull.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:8cc5^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:26e9^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.233^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.140.197^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aria.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a44^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c044^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aria.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2044^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aria.ns.cloudflare.com`
		A	108.162.192.68^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	172.64.32.68^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
		A	173.245.58.68^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aria.ns.cloudflare.com`
NS	`guy.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bad^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ad^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`guy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ad^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`guy.ns.cloudflare.com`
		A	108.162.193.173^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guy.ns.cloudflare.com`
		A	172.64.33.173^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guy.ns.cloudflare.com`
		A	173.245.59.173^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`guy.ns.cloudflare.com`
MX	`amir.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`isaac.mx.cloudflare.net`⁽⁶⁸⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`linda.mx.cloudflare.net`⁽⁹⁸⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.233, 172.67.140.197
		IPv6 hints	2606:4700:3032::ac43:8cc5, 2606:4700:3034::6815:26e9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=62, name=cloudflare-ech.com
SOA	`aria.ns.cloudflare.com`dns@cloudflare.com serial=2410052901

`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=1784862752

Subdomains

www.sirkull.com

Same first word

sirkull.org

sirkull.net

sirkull.com

Similar names

skillur.com

urskill.com

skillru.ru

killsur.com

DNS History

18 records (9 active, 9 former)

●NSaria.ns.cloudflare.com2026-03-07 → 2026-07-24 · 3 obs

○ 2020-04-13 07:44:52
● 2026-03-07 17:28:56
● 2026-07-24 03:13:18

○NSdns1.registrar-servers.com2015-06-12 → 2020-04-13 · 4 obs

● 2015-06-12 09:01:58
● 2020-04-13 07:44:52
○ 2026-03-07 17:28:56
○ 2026-07-24 03:13:18

○NSdns2.registrar-servers.com2015-06-12 → 2020-04-13 · 4 obs

● 2015-06-12 09:01:58
● 2020-04-13 07:44:52
○ 2026-03-07 17:28:56
○ 2026-07-24 03:13:18

○NSdns3.registrar-servers.com2015-06-12 → 2016-12-26 · 4 obs

● 2015-06-12 09:01:58
● 2016-12-26 08:44:46
○ 2020-04-13 07:44:52
○ 2026-07-24 03:13:18

○NSdns4.registrar-servers.com2015-06-12 → 2016-12-26 · 4 obs

● 2015-06-12 09:01:58
● 2016-12-26 08:44:46
○ 2020-04-13 07:44:52
○ 2026-07-24 03:13:18

○NSdns5.registrar-servers.com2015-06-12 → 2016-12-26 · 4 obs

● 2015-06-12 09:01:58
● 2016-12-26 08:44:46
○ 2020-04-13 07:44:52
○ 2026-07-24 03:13:18

●NSguy.ns.cloudflare.com2026-03-07 → 2026-07-24 · 3 obs

○ 2020-04-13 07:44:52
● 2026-03-07 17:28:56
● 2026-07-24 03:13:18

●MXamir.mx.cloudflare.net2026-03-07 → 2026-07-24 · 2 obs

● 2026-03-07 17:28:56
● 2026-07-24 03:13:18

●MXisaac.mx.cloudflare.net2026-03-07 → 2026-07-24 · 2 obs

● 2026-03-07 17:28:56
● 2026-07-24 03:13:18

●MXlinda.mx.cloudflare.net2026-03-07 → 2026-07-24 · 2 obs

● 2026-03-07 17:28:56
● 2026-07-24 03:13:18

●A104.21.38.2332026-03-07 → 2026-07-24 · 3 obs

○ 2020-04-13 07:44:52
● 2026-03-07 17:28:56
● 2026-07-24 03:13:18

●A172.67.140.1972026-03-07 → 2026-07-24 · 3 obs

○ 2020-04-13 07:44:52
● 2026-03-07 17:28:56
● 2026-07-24 03:13:18

○A23.249.160.2482015-06-12 → 2016-12-26 · 4 obs

● 2015-06-12 09:01:58
● 2016-12-26 08:44:46
○ 2020-04-13 07:44:52
○ 2026-07-24 03:13:18

○A2606:4700:3030::ac43:8cc52026-03-07 → 2026-05-15 · 5 obs

○ 2020-04-13 07:44:52
● 2026-03-07 17:28:56
● 2026-05-15 11:43:02
○ 2026-07-24 03:13:16
○ 2026-07-24 03:13:18

●A2606:4700:3032::ac43:8cc52026-07-24 → 2026-07-24 · 3 obs

○ 2026-05-15 11:43:02
● 2026-07-24 03:13:16
● 2026-07-24 03:13:18

●A2606:4700:3034::6815:26e92026-07-24 → 2026-07-24 · 3 obs

○ 2026-05-15 11:43:02
● 2026-07-24 03:13:16
● 2026-07-24 03:13:18

○A2606:4700:3035::6815:26e92026-03-07 → 2026-05-15 · 5 obs

○ 2020-04-13 07:44:52
● 2026-03-07 17:28:56
● 2026-05-15 11:43:02
○ 2026-07-24 03:13:16
○ 2026-07-24 03:13:18

○A81.4.101.372020-04-13 → 2020-04-13 · 4 obs

○ 2016-12-26 08:44:46
● 2020-04-13 07:44:52
○ 2026-03-07 17:28:56
○ 2026-07-24 03:13:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net...	-
sirkull.com	aria.ns.cloudflare.com, guy.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.68

NS records: aria.ns.cloudflare.com, guy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sirkull.com (unsigned zone)

⏱️ Timing

Total: 232ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.140.197, 104.21.38.233`
AAAA	2	`2606:4700:3034::6815:26e9, 2606:4700:3032::ac43:8cc5`
NS	2	`aria.ns.cloudflare.com, guy.ns.cloudflare.com`
MX	3	`amir.mx.cloudflare.net (pri: 56), isaac.mx.cloudflare.net (pri: 68)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net -a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aria.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (aria.ns.cloudflare.com, aria.ns.cloudflare.com, aria.ns.cloudflare.com...)

Analysis

Hierarchy

www.sirkull.com is delegated beneath sirkull.com.

IP Addresses

sirkull.com points to the four IP addresses 104.21.38.233, 172.67.140.197, 2606:4700:3032::ac43:8cc5 and 2606:4700:3034::6815:26e9.

Among the host names that share IP numbers with sirkull.com are trandaty.com, jurnal.nusaputra.ac.id, hermann-herzog-schule-heilbronn.de and two others.

Name Servers

Two name servers handle the delegation for sirkull.com: aria.ns.cloudflare.com and guy.ns.cloudflare.com.

sirkull.com has the same name server delegation as a number of other domains, such as leoa.com.br, escapethepaper.com, piccolodogfood.jp and two more.

There is at least partial name server overlap between sirkull.com and other domains — greencardbasvuruofisi.com, chubby(0x706f726e)tubes.com, infosites.co.uk and two more among them.

These name servers frequently co-occur with the name servers ines.ns.cloudflare.com and iris.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

aria.ns.cloudflare.com resolves to 108.162.192.68, 172.64.32.68 and 173.245.58.68 among others, with 3 other IP addresses in total.

guy.ns.cloudflare.com resolves to 108.162.193.173, 172.64.33.173 and 173.245.59.173 among others, with 3 other IP addresses in total.

Mail Servers

Incoming mail for sirkull.com is delivered via three mail servers: amir.mx.cloudflare.net, isaac.mx.cloudflare.net and linda.mx.cloudflare.net.

sirkull.com shares at least some of its mail servers with other domains — for example leipua.com, thevoga.com, pmpr.ir and two more.

Host names resolving to 6 IP numbers:

amir.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

isaac.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

linda.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.