mail.hackerrank.com - dns.ninja

`mail.hackerrank.com`

CNAME	`hackerrank.com.edgekey.net`
CNAME	`e8937.dscb.akamaiedge.net`
DNSSEC	⚠️ Not signed
A	2600:1408:5400:582::22e9^{🇺🇸 AKAMAI-ASN12600:1408:5400::/48 Akamai Technologies}
		PTR	`g2600-1408-5400-0582-0000-0000-0000-22e9.deploy.static.akamaitechnologies.com`
A	2600:1408:5400:58d::22e9^{🇺🇸 AKAMAI-ASN12600:1408:5400::/48 Akamai Technologies}
A	23.50.64.192^{🇺🇸 Akamai23.50.64.0/20 Technologies}

`hackerrank.com`

	DNSSEC	🔒 Signed (DS record present)
	A	3.217.69.74^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
	A	32.196.148.17
	A	44.199.171.237^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
	A	52.7.119.19^{🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix}
	NS	`ns-431.awsdns-53.com` ⭐
	NS	`ns-1314.awsdns-36.org`
	NS	`ns-1691.awsdns-19.co.uk`
	NS	`ns-525.awsdns-01.net`
	MX	`smtp.google.com` ⭐
	TXT	`06xqb2f8lt594f5cmhbj3z19rhwszgtg`
	TXT	`0ed1fe018a82069557d6844a579d901d101892a325`
	TXT	`1vw55mykhxxf0f6f7p753jxl8p02dw28`
	TXT	`2pfy67xntvtlwlz3r8vblthv1khbvgsl`
	TXT	`3bs6j7vbyfwktcgd830shqn5b2j5jd1k`
	TXT	`44qhxttw57r6kw807sn30m95w0sdxmpz`
	TXT	`MS=ms62638846`
	TXT	`_6u35aplzm9thppwa1e4ttas13ux29ox`
	TXT	`_ayyyh7tt06qx1o5xow8ugzllow4kb0n`
	TXT	`_ga1e30295ox35laqssamb37zeob5t6b`
	TXT	`_jzgftlu46re6lw8d1qkwzk01cr1jece`
	TXT	`_tcj4m0uwh3n9qsli6801o0ugqbv476w`
	TXT	`_z2qn21krcve4qi1lz8aq885598xzj0e`
	TXT	`apple-domain-verification=Q9LsrtsfeaP9Fvmt`
	TXT	`asv=76507f2886f0bde3dc7f6bc304735b11`
	TXT	`atlassian-domain-verification=rvTqWSSidT6MJjD7x6Jgdfmqit8tfGKyjQLgZHDEW56pzLW...`
	TXT	`cloudhealth=664f9188-b27f-42f1-b9a0-c7c57472b23c`
	TXT	`cursor-domain-verification-7gv71b=e3LtLPbpyZ6zwtjaFStpBaWnJ`
	TXT	`detectify-verification=afb71156799ad032dc48cb8864950ee5`
	TXT	`docusign=8fbd2953-d2ca-44be-b116-46cc50cd4ca5`
	TXT	`dropbox-domain-verification=92wjq2oaejen`
	TXT	`figma-domain-verification=12abdae593242488bea00e011a609e1e4c695d046ded79c5696...`
	TXT	`fpshb0rt0d2b590zbbhy8v2npbt3db7n`
	TXT	`g55tm2k14jvdj504mj5fz2r25mg1d5jx`
	TXT	`google-site-verification=P3J7z89nJOYhAlCgNnH6-bg5lSbP2rKqQtN59gVuhIc`
	TXT	`google-site-verification=VP4O54gn3ucAn2Iu4TkbBzMToA-q4aQAENqQs5TQWH0`
	TXT	`lg6pwcdf8n548r049d1k9c10g1nvvww9`
	TXT	`nk1wrt1mdn7v2zyqwlhnh4xsp3l17v46`
	TXT	`notion-domain-verification=F5ip4av0kGtDxQaaejgsqYOVQnnJjjUSObRM9T4DCiU`
	TXT	`openai-domain-verification=dv-WLvyjtRNByRs7Oh4HhwDPqlR`
	TXT	`sdmbw4qsz2gjxr5562xvy9lv0pdbj41m`
	TXT	`segment-site-verification=GoR0jI3TdN1IHkVdNrkpkymGD7X1ANNd`
	TXT	`stripe-verification=F1A778B32F731B712AD39745D7CAF412B6CC78472F1B178E70FE33F41...`
	TXT	`tc8w7zfyk60wv64hcn3hx49b6snlr8rk`
	TXT	`v57kbwjpcw2s4lcwq093l9ryc873sw2k`
	TXT	`v=spf1 include:_spf.google.com include:spf1.hackerrank.com include:spf2.hacke...`
	TXT	`wiz-domain-verification=b4c85a36ef53b41900fe4bc05deffb439187fda84b3cfe060609a...`
	TXT	`ykxktt1zy45npjmm11mvvhb822y90mcm`
	TXT	`zmj06nlzxmvgjp4hy8mwsm04jldgjqgf`
	SOA	`ns-431.awsdns-53.com`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (91/100)
rank #6170 globally
rank #3050 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #15,251

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DNS History

2 records (1 active, 1 former)

●CNAMEhackerrank.com.edgekey.net2026-04-29 → 2026-06-21 · 3 obs

○ 2017-08-11 01:05:44
● 2026-04-29 21:21:34
● 2026-06-21 02:55:52

○CNAMEmkto-sji0321.com2017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 01:05:44
○ 2026-04-29 21:21:34
○ 2026-06-21 02:55:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
hackerrank.com	ns-525.awsdns-01.net, ns-431.awsdns-53.com, ns-1691.awsdns-19.co.uk, ns-1314.awsdns-36.org	2 records
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-
hackerrank.com	ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net	-

✅ Authoritative Response

Server:205.251.197.34

NS records: ns-1314.awsdns-36.org, ns-1691.awsdns-19.co.uk, ns-431.awsdns-53.com, ns-525.awsdns-01.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 655ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`hackerrank.com.edgekey.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-431.awsdns-53.com, ns-431.awsdns-53.com)

Analysis

IP Addresses

mail.hackerrank.com directs to three IP numbers: 23.50.64.192, 2600:1408:5400:582::22e9 and 2600:1408:5400:58d::22e9.

e8937.dscb.akamaiedge.net, for instance, is one of the other host names sharing IP numbers with mail.hackerrank.com.