codeselfstudy.com - dns.ninja

`codeselfstudy.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:855f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:574^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.116^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.95^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`beth.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a67^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beth.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c067^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`beth.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2067^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`beth.ns.cloudflare.com`
		A	108.162.192.103^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beth.ns.cloudflare.com`
		A	172.64.32.103^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beth.ns.cloudflare.com`
		A	173.245.58.103^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`beth.ns.cloudflare.com`
NS	`max.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c184^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`max.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2184^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`max.ns.cloudflare.com`
		A	108.162.193.132^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	172.64.33.132^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	173.245.59.132^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		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	`route1.mx.cloudflare.net`⁽⁴²⁾
		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	162.159.205.11^{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	`route3.mx.cloudflare.net`⁽⁶⁶⁾
		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	162.159.205.23^{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	104.21.5.116, 172.67.133.95
		IPv6 hints	2606:4700:3030::ac43:855f, 2606:4700:3031::6815:574
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=20, name=cloudflare-ech.com
SOA	`beth.ns.cloudflare.com`dns@cloudflare.com serial=2406305659

`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=1782500450

Same first word

codeselfstudy.com

DNS History

16 records (9 active, 7 former)

●NSbeth.ns.cloudflare.com2015-08-13 → 2026-06-26 · 2 obs

● 2015-08-13 21:39:06
● 2026-06-26 19:22:56

●NSmax.ns.cloudflare.com2015-08-13 → 2026-06-26 · 2 obs

● 2015-08-13 21:39:06
● 2026-06-26 19:22:56

○MXdc-07af790c.codeselfstudy.com2015-08-13 → 2016-09-10 · 4 obs

● 2015-08-13 21:39:06
● 2016-09-10 18:05:26
○ 2017-06-21 02:29:32
○ 2026-06-26 19:22:56

○MXmx00.1and1.com2017-06-21 → 2017-06-21 · 4 obs

○ 2016-09-10 18:05:26
● 2017-06-21 02:29:32
○ 2026-02-15 13:57:48
○ 2026-06-26 19:22:56

○MXmx01.1and1.com2017-06-21 → 2017-06-21 · 4 obs

○ 2016-09-10 18:05:26
● 2017-06-21 02:29:32
○ 2026-02-15 13:57:48
○ 2026-06-26 19:22:56

●MXroute1.mx.cloudflare.net2026-02-15 → 2026-06-26 · 3 obs

○ 2017-06-21 02:29:32
● 2026-02-15 13:57:48
● 2026-06-26 19:22:56

●MXroute2.mx.cloudflare.net2026-02-15 → 2026-06-26 · 3 obs

○ 2017-06-21 02:29:32
● 2026-02-15 13:57:48
● 2026-06-26 19:22:56

●MXroute3.mx.cloudflare.net2026-02-15 → 2026-06-26 · 3 obs

○ 2017-06-21 02:29:32
● 2026-02-15 13:57:48
● 2026-06-26 19:22:56

●A104.21.5.1162026-02-15 → 2026-06-26 · 3 obs

○ 2017-06-21 02:29:32
● 2026-02-15 13:57:48
● 2026-06-26 19:22:56

○A104.28.8.862015-08-13 → 2017-06-21 · 4 obs

● 2015-08-13 21:39:06
● 2017-06-21 02:29:32
○ 2026-02-15 13:57:48
○ 2026-06-26 19:22:56

○A104.28.9.862015-08-13 → 2017-06-21 · 4 obs

● 2015-08-13 21:39:06
● 2017-06-21 02:29:32
○ 2026-02-15 13:57:48
○ 2026-06-26 19:22:56

●A172.67.133.952026-02-15 → 2026-06-26 · 3 obs

○ 2017-06-21 02:29:32
● 2026-02-15 13:57:48
● 2026-06-26 19:22:56

○A2400:cb00:2048:1::681c:8562015-08-13 → 2017-06-21 · 4 obs

● 2015-08-13 21:39:06
● 2017-06-21 02:29:32
○ 2026-02-15 13:57:48
○ 2026-06-26 19:22:56

○A2400:cb00:2048:1::681c:9562015-08-13 → 2017-06-21 · 4 obs

● 2015-08-13 21:39:06
● 2017-06-21 02:29:32
○ 2026-02-15 13:57:48
○ 2026-06-26 19:22:56

●A2606:4700:3030::ac43:855f2026-02-15 → 2026-06-26 · 3 obs

○ 2017-06-21 02:29:32
● 2026-02-15 13:57:48
● 2026-06-26 19:22:56

●A2606:4700:3031::6815:5742026-02-15 → 2026-06-26 · 3 obs

○ 2017-06-21 02:29:32
● 2026-02-15 13:57:48
● 2026-06-26 19:22:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
codeselfstudy.com	max.ns.cloudflare.com, beth.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.103

NS records: max.ns.cloudflare.com, beth.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codeselfstudy.com (unsigned zone)

⏱️ Timing

Total: 495ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.5.116, 172.67.133.95`
AAAA	2	`2606:4700:3031::6815:574, 2606:4700:3030::ac43:855f`
NS	2	`beth.ns.cloudflare.com, max.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 4), route1.mx.cloudflare.net (pri: 42)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`beth.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

codeselfstudy.com resolves to four IP addresses: 104.21.5.116, 172.67.133.95, 2606:4700:3030::ac43:855f and 2606:4700:3031::6815:574.

Two other host names, along with 882119988.com, exewcok.cn and irvinequickrecords.org, also share IP numbers with codeselfstudy.com.

Name Servers

codeselfstudy.com is served by two delegated name servers, beth.ns.cloudflare.com and max.ns.cloudflare.com.

codeselfstudy.com shares its NS records with other domains, for example sunsetpacific.com, westspace.org.au, pandulaju.com.my and two others.

codeselfstudy.com has at least partial name server overlap with other domains, such as smojtaba.com, idominikos.com, news-engine.com and two others.

It is common to find these name servers paired with the name servers anastasia.ns.cloudflare.com.

DNS names with 6 IP addresses:

beth.ns.cloudflare.com carries IP addresses 108.162.192.103, 172.64.32.103 and 173.245.58.103, with 3 other addresses beyond those.

max.ns.cloudflare.com carries IP addresses 108.162.193.132, 172.64.33.132 and 173.245.59.132, with 3 other addresses beyond those.

Mail Servers

codeselfstudy.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between codeselfstudy.com and other domains, including gardengrowsupply.com, redox-os.org, kutella.com and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.