`opinoteka.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:38d4^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:9bf3^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.56.212^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.155.243^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`monroe.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2699^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`monroe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c299^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`monroe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2299^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`monroe.ns.cloudflare.com`
		A	108.162.194.153^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`monroe.ns.cloudflare.com`
		A	162.159.38.153^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`monroe.ns.cloudflare.com`
		A	172.64.34.153^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`monroe.ns.cloudflare.com`
NS	`rodrigo.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rodrigo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rodrigo.ns.cloudflare.com`
		A	108.162.195.78^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	162.159.44.78^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
		A	172.64.35.78^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rodrigo.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.56.212, 172.67.155.243
		IPv6 hints	2606:4700:3034::6815:38d4, 2606:4700:3034::ac43:9bf3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=16, name=cloudflare-ech.com
SOA	`monroe.ns.cloudflare.com`dns@cloudflare.com serial=2401365750

`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=1775938992

Same first word

opinoteka.com

Similar names

oakpointe.org

nekotopia.com

optikaone.ru

onipoteka.ru

DNS History

16 records (6 active, 10 former)

●NSmonroe.ns.cloudflare.com2026-03-17 → 2026-04-11 · 3 obs

○ 2017-09-03 20:33:10
● 2026-03-17 21:50:02
● 2026-04-11 20:25:34

○NSns.dinahosting.com2015-07-03 → 2016-02-01 · 4 obs

● 2015-07-03 12:58:48
● 2016-02-01 03:02:00
○ 2016-04-20 04:51:00
○ 2026-04-11 20:25:34

○NSns2.dinahosting.com2015-07-03 → 2016-02-01 · 4 obs

● 2015-07-03 12:58:48
● 2016-02-01 03:02:00
○ 2016-04-20 04:51:00
○ 2026-04-11 20:25:34

○NSns3.dinahosting.com2015-07-03 → 2016-02-01 · 4 obs

● 2015-07-03 12:58:48
● 2016-02-01 03:02:00
○ 2016-04-20 04:51:00
○ 2026-04-11 20:25:34

○NSns4.dinahosting.com2015-07-03 → 2016-02-01 · 4 obs

● 2015-07-03 12:58:48
● 2016-02-01 03:02:00
○ 2016-04-20 04:51:00
○ 2026-04-11 20:25:34

●NSrodrigo.ns.cloudflare.com2026-03-17 → 2026-04-11 · 3 obs

○ 2017-09-03 20:33:10
● 2026-03-17 21:50:02
● 2026-04-11 20:25:34

○NSserverawes1.cyberneticos.com2016-04-20 → 2017-09-03 · 5 obs

○ 2016-02-01 03:02:00
● 2016-04-20 04:51:00
● 2017-09-03 20:33:10
○ 2026-03-17 21:50:02
○ 2026-04-11 20:25:34

○NSserverawes2.cyberneticos.com2016-04-20 → 2017-09-03 · 5 obs

○ 2016-02-01 03:02:00
● 2016-04-20 04:51:00
● 2017-09-03 20:33:10
○ 2026-03-17 21:50:02
○ 2026-04-11 20:25:34

○MXmail.opinoteka.com2015-07-03 → 2017-09-03 · 4 obs

● 2015-07-03 12:58:48
● 2017-09-03 20:33:10
○ 2026-03-17 21:50:02
○ 2026-04-11 20:25:34

●A104.21.56.2122026-04-11 → 2026-04-11 · 2 obs

○ 2026-03-21 14:25:08
● 2026-04-11 20:25:34

○A164.138.212.2092016-04-20 → 2017-09-03 · 5 obs

○ 2016-02-01 03:02:00
● 2016-04-20 04:51:00
● 2017-09-03 20:33:10
○ 2026-03-17 21:50:02
○ 2026-04-11 20:25:34

●A172.67.155.2432026-04-11 → 2026-04-11 · 2 obs

○ 2026-03-21 14:25:08
● 2026-04-11 20:25:34

●A2606:4700:3034::6815:38d42026-04-11 → 2026-04-11 · 2 obs

○ 2026-03-21 14:25:08
● 2026-04-11 20:25:34

●A2606:4700:3034::ac43:9bf32026-04-11 → 2026-04-11 · 2 obs

○ 2026-03-21 14:25:08
● 2026-04-11 20:25:34

○A38.239.8.1992026-03-17 → 2026-03-21 · 4 obs

○ 2017-09-03 20:33:10
● 2026-03-17 21:50:02
● 2026-03-21 14:25:08
○ 2026-04-11 20:25:34

○A82.98.134.1142015-07-03 → 2016-02-01 · 4 obs

● 2015-07-03 12:58:48
● 2016-02-01 03:02:00
○ 2016-04-20 04:51:00
○ 2026-04-11 20:25:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
opinoteka.com	monroe.ns.cloudflare.com, rodrigo.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.78

NS records: monroe.ns.cloudflare.com, rodrigo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opinoteka.com (unsigned zone)

⏱️ Timing

Total: 142ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.155.243, 104.21.56.212`
AAAA	2	`2606:4700:3034::6815:38d4, 2606:4700:3034::ac43:9bf3`
NS	2	`monroe.ns.cloudflare.com, rodrigo.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`monroe.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

opinoteka.com points to four IP numbers: 2606:4700:3034::6815:38d4, 2606:4700:3034::ac43:9bf3, 104.21.56.212 and 172.67.155.243.

Other host names including www.vuongtamthong.com, bmsy.net, systems.run, bvb-fans.com and indioz.com share IP numbers with opinoteka.com.

Name Servers

opinoteka.com's delegation uses two name servers, monroe.ns.cloudflare.com and rodrigo.ns.cloudflare.com.

opinoteka.com shares the same name server setup as other domains, for example bjxdent.com, lygaiguo.com, 54first.com, 1ms.net.cn and heatlhmassage.com.

opinoteka.com at least partially shares name servers with other domains, including qldvision.com.au, scab.co.il, jiedianwang.top, billwest.us and txcye.com.

these name servers are commonly used together with guss.ns.cloudflare.com, chad.ns.cloudflare.com and lovisa.ns.cloudflare.com.

Host names with six IP numbers:

monroe.ns.cloudflare.com points to: 2606:4700:50::a29f:2699, 2803:f800:50::6ca2:c299, 2a06:98c1:50::ac40:2299, 108.162.194.153, 162.159.38.153 and 172.64.34.153.

rodrigo.ns.cloudflare.com points to: 2606:4700:58::a29f:2c4e, 2803:f800:50::6ca2:c34e, 2a06:98c1:50::ac40:234e, 108.162.195.78, 162.159.44.78 and 172.64.35.78.

opinoteka.com - robtex.com

opinoteka.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`opinoteka.com`

`com`