codecrunchers.com - dns.ninja

`codecrunchers.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:94c5^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:b6a^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.11.106^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.197^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`megan.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ac5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`megan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`megan.ns.cloudflare.com`
		A	108.162.192.197^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	172.64.32.197^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
		A	173.245.58.197^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`megan.ns.cloudflare.com`
NS	`scott.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`scott.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`scott.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`scott.ns.cloudflare.com`
		A	108.162.193.230^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`scott.ns.cloudflare.com`
		A	172.64.33.230^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`scott.ns.cloudflare.com`
		A	173.245.59.230^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`scott.ns.cloudflare.com`
MX	`mx01.smr-sys.net` ⭐
		A	207.252.77.125^{🇺🇸 AS10844207.252.72.0/21 Vastnet}
			PTR	`unused125.207-252-77.vastnet.net`
MX	`mx02.smr-sys.net`⁽²⁰⁾
		A	207.252.77.125^{🇺🇸 AS10844207.252.72.0/21 Vastnet}
			PTR	`unused125.207-252-77.vastnet.net`
MX	`mx03.smr-sys.net`⁽³⁰⁾
		A	54.245.231.113^{🇺🇸 Amazon54.245.128.0/17 EC2 PDX prefix}
			PTR	`a231-113.smr-sys.net`
MX	`mx04.smr-sys.net`⁽⁴⁰⁾
		A	50.56.238.47^{🇺🇸 RACKSPACE-DFW50.56.192.0/18 Rackspace}
			PTR	`r238-47.smr-sys.net`
TXT	`google-site-verification=yaXsbNH9F-S7PUAGk88g1jTVpUGJLSE5LXY6IHmrbtY`
TXT	`v=spf1 a mx include:mail01.smr-sys.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.11.106, 172.67.148.197
		IPv6 hints	2606:4700:3033::ac43:94c5, 2606:4700:3037::6815:b6a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=27, name=cloudflare-ech.com
SOA	`megan.ns.cloudflare.com`dns@cloudflare.com serial=2409466188

`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=1785822982

Same first word

codecrunchers.com

DNS History

16 records (10 active, 6 former)

●NSmegan.ns.cloudflare.com2026-03-25 → 2026-08-04 · 3 obs

○ 2017-05-26 06:06:54
● 2026-03-25 01:43:34
● 2026-08-04 06:25:28

○NSns1.smr-sys.net2015-07-17 → 2017-05-26 · 4 obs

● 2015-07-17 22:31:48
● 2017-05-26 06:06:54
○ 2026-03-25 01:43:34
○ 2026-08-04 06:25:28

○NSns2.smr-sys.net2015-07-17 → 2017-05-26 · 4 obs

● 2015-07-17 22:31:48
● 2017-05-26 06:06:54
○ 2026-03-25 01:43:34
○ 2026-08-04 06:25:28

○NSns3.smr-sys.net2015-07-17 → 2017-05-26 · 4 obs

● 2015-07-17 22:31:48
● 2017-05-26 06:06:54
○ 2026-03-25 01:43:34
○ 2026-08-04 06:25:28

○NSns4.smr-sys.net2015-07-17 → 2017-05-26 · 4 obs

● 2015-07-17 22:31:48
● 2017-05-26 06:06:54
○ 2026-03-25 01:43:34
○ 2026-08-04 06:25:28

●NSscott.ns.cloudflare.com2026-03-25 → 2026-08-04 · 3 obs

○ 2017-05-26 06:06:54
● 2026-03-25 01:43:34
● 2026-08-04 06:25:28

●MXmx01.smr-sys.net2015-07-17 → 2026-08-04 · 2 obs

● 2015-07-17 22:31:48
● 2026-08-04 06:25:28

●MXmx02.smr-sys.net2015-07-17 → 2026-08-04 · 2 obs

● 2015-07-17 22:31:48
● 2026-08-04 06:25:28

●MXmx03.smr-sys.net2015-07-17 → 2026-08-04 · 2 obs

● 2015-07-17 22:31:48
● 2026-08-04 06:25:28

●MXmx04.smr-sys.net2015-07-17 → 2026-08-04 · 2 obs

● 2015-07-17 22:31:48
● 2026-08-04 06:25:28

●A104.21.11.1062026-03-25 → 2026-08-04 · 3 obs

○ 2017-05-26 06:06:54
● 2026-03-25 01:43:34
● 2026-08-04 06:25:28

●A172.67.148.1972026-03-25 → 2026-08-04 · 3 obs

○ 2017-05-26 06:06:54
● 2026-03-25 01:43:34
● 2026-08-04 06:25:28

●A2606:4700:3033::ac43:94c52026-08-04 → 2026-08-04 · 3 obs

○ 2026-03-25 01:43:34
● 2026-08-04 06:25:26
● 2026-08-04 06:25:28

●A2606:4700:3037::6815:b6a2026-03-25 → 2026-08-04 · 3 obs

○ 2017-05-26 06:06:54
● 2026-03-25 01:43:34
● 2026-08-04 06:25:28

○A2606:4700:3037::ac43:94c52026-03-25 → 2026-03-25 · 4 obs

○ 2017-05-26 06:06:54
● 2026-03-25 01:43:34
○ 2026-08-04 06:25:26
○ 2026-08-04 06:25:28

○A71.183.205.1662015-07-17 → 2017-05-26 · 4 obs

● 2015-07-17 22:31:48
● 2017-05-26 06:06:54
○ 2026-03-25 01:43:34
○ 2026-08-04 06:25:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
codecrunchers.com	scott.ns.cloudflare.com, megan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.230

NS records: scott.ns.cloudflare.com, megan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codecrunchers.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.11.106, 172.67.148.197`
AAAA	2	`2606:4700:3037::6815:b6a, 2606:4700:3033::ac43:94c5`
NS	2	`megan.ns.cloudflare.com, scott.ns.cloudflare.com`
MX	4	`mx01.smr-sys.net (pri: 10), mx02.smr-sys.net (pri: 20)...`
TXT	2	`google-site-verification=yaXsbNH9F-S7PUA, v=spf1 a mx include:mail01.smr-sys.net ~`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`megan.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

codecrunchers.com has four IP addresses: 104.21.11.106, 172.67.148.197, 2606:4700:3033::ac43:94c5 and 2606:4700:3037::6815:b6a.

Two other host names, along with wmcdltesting.com, worldnomads.cl and dlt-speed.com, also share IP numbers with codecrunchers.com.

Name Servers

DNS delegation for codecrunchers.com points to two name servers: megan.ns.cloudflare.com and scott.ns.cloudflare.com.

codecrunchers.com shares its NS records with other domains, for example roettger.net, cybertone.us, kindkids.org and two others.

codecrunchers.com partially shares its NS delegation with several other domains, including ultracomedy.co.uk, funinwny.com, cili.my and two others.

DNS names with 6 IP addresses:

megan.ns.cloudflare.com has IP addresses 108.162.192.197, 172.64.32.197 and 173.245.58.197, plus 3 other.

scott.ns.cloudflare.com has IP addresses 108.162.193.230, 172.64.33.230 and 173.245.59.230, plus 3 other.

Mail Servers

Four mail servers handle email for codecrunchers.com: mx01.smr-sys.net, mx02.smr-sys.net, mx03.smr-sys.net and mx04.smr-sys.net.

There is at least a partial MX overlap between codecrunchers.com and other domains, including finearticlesofthemesa.com, scotr.net, scott.education and two others.

Each of mx01.smr-sys.net, mx02.smr-sys.net, mx03.smr-sys.net and mx04.smr-sys.net has a single IP address. mx01.smr-sys.net and mx02.smr-sys.net resolve to the same address 207.252.77.125; mx03.smr-sys.net has 54.245.231.113 and mx04.smr-sys.net has 50.56.238.47.

Host names pointing to 207.252.77.125 IP addresses: mx01.smr-sys.net and mx02.smr-sys.net.