coderwars.com - dns.ninja

`coderwars.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.afternic.com` ⭐
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
NS	`ns2.afternic.com`
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
NS	`verification-noy9cs6ydyczju96xvtdq4.ns101.verify.hn` ⚠️ Not in zone NS records
		A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
			PTR	`a904c694c05102f30.awsglobalaccelerator.com`
		A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
			PTR	`a904c694c05102f30.awsglobalaccelerator.com`
TXT	`v=spf1 -all`
SOA	`ns1.afternic.com`dns@jomax.net serial=1

`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=1782409100

Same first word

coderwars.com

coderwars.de

Similar names

DNS History

21 records (5 active, 16 former)

○NSa.ns.bytemark.co.uk2015-06-23 → 2017-09-18 · 4 obs

● 2015-06-23 22:11:34
● 2017-09-18 10:33:04
○ 2026-03-27 13:16:42
○ 2026-06-25 17:47:34

○NSb.ns.bytemark.co.uk2015-06-23 → 2017-09-18 · 4 obs

● 2015-06-23 22:11:34
● 2017-09-18 10:33:04
○ 2026-03-27 13:16:42
○ 2026-06-25 17:47:34

○NSc.ns.bytemark.co.uk2015-06-23 → 2017-09-18 · 4 obs

● 2015-06-23 22:11:34
● 2017-09-18 10:33:04
○ 2026-03-27 13:16:42
○ 2026-06-25 17:47:34

●NSns1.afternic.com2026-06-06 → 2026-06-25 · 4 obs

○ 2026-03-27 13:16:42
○ 2026-05-05 21:22:24
● 2026-06-06 18:06:38
● 2026-06-25 17:47:34

●NSns2.afternic.com2026-06-06 → 2026-06-25 · 4 obs

○ 2026-03-27 13:16:42
○ 2026-05-05 21:22:24
● 2026-06-06 18:06:38
● 2026-06-25 17:47:34

○NSns69.domaincontrol.com2026-03-27 → 2026-03-27 · 4 obs

○ 2017-09-18 10:33:04
● 2026-03-27 13:16:42
○ 2026-05-05 21:22:24
○ 2026-06-25 17:47:34

○NSns70.domaincontrol.com2026-03-27 → 2026-03-27 · 4 obs

○ 2017-09-18 10:33:04
● 2026-03-27 13:16:42
○ 2026-05-05 21:22:24
○ 2026-06-25 17:47:34

○NSns77.domaincontrol.com2026-05-05 → 2026-05-05 · 4 obs

○ 2026-03-27 13:16:42
● 2026-05-05 21:22:24
○ 2026-06-06 18:06:38
○ 2026-06-25 17:47:34

○NSns78.domaincontrol.com2026-05-05 → 2026-05-05 · 4 obs

○ 2026-03-27 13:16:42
● 2026-05-05 21:22:24
○ 2026-06-06 18:06:38
○ 2026-06-25 17:47:34

●NSverification-noy9cs6ydyczju96xvtdq4.ns101.verify.hn2026-06-06 → 2026-06-25 · 3 obs

○ 2026-05-05 21:22:24
● 2026-06-06 18:06:38
● 2026-06-25 17:47:34

○MX.2026-03-27 → 2026-06-25 · 2 obs

○ 2026-03-27 13:16:42
○ 2026-06-25 17:47:34

○MXthemoog.net.inbound10.luxsci.com2015-06-23 → 2017-09-18 · 4 obs

● 2015-06-23 22:11:34
● 2017-09-18 10:33:04
○ 2026-03-27 13:16:42
○ 2026-06-25 17:47:34

○MXthemoog.net.inbound20.luxsci.com2015-06-23 → 2017-09-18 · 4 obs

● 2015-06-23 22:11:34
● 2017-09-18 10:33:04
○ 2026-03-27 13:16:42
○ 2026-06-25 17:47:34

○MXthemoog.net.inbound30.luxsci.com2015-06-23 → 2017-09-18 · 4 obs

● 2015-06-23 22:11:34
● 2017-09-18 10:33:04
○ 2026-03-27 13:16:42
○ 2026-06-25 17:47:34

●A13.248.169.482026-06-06 → 2026-06-25 · 4 obs

○ 2026-03-27 13:16:42
○ 2026-05-05 21:22:24
● 2026-06-06 18:06:38
● 2026-06-25 17:47:34

○A13.248.213.452026-03-27 → 2026-03-27 · 4 obs

○ 2017-09-18 10:33:04
● 2026-03-27 13:16:42
○ 2026-05-05 21:22:24
○ 2026-06-25 17:47:34

○A15.197.148.332026-05-05 → 2026-05-05 · 4 obs

○ 2026-03-27 13:16:42
● 2026-05-05 21:22:24
○ 2026-06-06 18:06:38
○ 2026-06-25 17:47:34

○A3.33.130.1902026-05-05 → 2026-05-05 · 4 obs

○ 2026-03-27 13:16:42
● 2026-05-05 21:22:24
○ 2026-06-06 18:06:38
○ 2026-06-25 17:47:34

○A46.43.35.2162015-06-23 → 2017-09-18 · 4 obs

● 2015-06-23 22:11:34
● 2017-09-18 10:33:04
○ 2026-03-27 13:16:42
○ 2026-06-25 17:47:34

●A76.223.54.1462026-06-06 → 2026-06-25 · 4 obs

○ 2026-03-27 13:16:42
○ 2026-05-05 21:22:24
● 2026-06-06 18:06:38
● 2026-06-25 17:47:34

○A76.223.67.1892026-03-27 → 2026-03-27 · 4 obs

○ 2017-09-18 10:33:04
● 2026-03-27 13:16:42
○ 2026-05-05 21:22:24
○ 2026-06-25 17:47:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net...	-
coderwars.com	ns1.afternic.com, ns2.afternic.com, verification-noy9cs6ydyczju96xvtdq4.ns101.verify.hn	4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com, verification-noy9cs6ydyczju96xvtdq4.ns101.verify.hn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coderwars.com (unsigned zone)

⏱️ Timing

Total: 3544ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

coderwars.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146

zipvacations.com, nullmx.groundwars.com, sembroidery.com and two other host names share IP numbers with coderwars.com.

Name Servers

DNS for coderwars.com is handled by three authoritative name servers: ns1.afternic.com, ns2.afternic.com and verification-noy9cs6ydyczju96xvtdq4.ns101.verify.hn.

coderwars.com has at least partial name server overlap with other domains, such as tradingbot.io, rtr5-wh1.bizraise.com, 72-20-115-184.bayarea.net and two others.

Three hostnames — ns1.afternic.com, ns2.afternic.com and verification-noy9cs6ydyczju96xvtdq4.ns101.verify.hn — each have two IP addresses: ns1.afternic.com has 97.74.98.69 and 2603:5:2126::45, ns2.afternic.com has 173.201.66.69 and 2603:5:2226::45, and verification-noy9cs6ydyczju96xvtdq4.ns101.verify.hn has 13.248.169.48 and 76.223.54.146.