gradeunit.com - robtex.com

gradeunit.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:59f2🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:c01b🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.89.242Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.192.27🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSchristian.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cf7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristian.ns.cloudflare.com
A2803:f800:50::6ca2:c3f7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRchristian.ns.cloudflare.com
A2a06:98c1:50::ac40:23f7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRchristian.ns.cloudflare.com
A108.162.195.247🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristian.ns.cloudflare.com
A162.159.44.247Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristian.ns.cloudflare.com
A172.64.35.247🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristian.ns.cloudflare.com
NSteresa.ns.cloudflare.com
A2606:4700:50::a29f:26d8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRteresa.ns.cloudflare.com
A2803:f800:50::6ca2:c2d8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRteresa.ns.cloudflare.com
A2a06:98c1:50::ac40:22d8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRteresa.ns.cloudflare.com
A108.162.194.216🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-108-162-194-216.defastlink.net
A162.159.38.216Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-162-159-38-216.defastlink.net
A172.64.34.216🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-34-216.defastlink.net
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.89.242, 172.67.192.27
IPv62606:4700:3033::6815:59f2, 2606:4700:3036::ac43:c01b
SOAchristian.ns.cloudflare.comdns@cloudflare.com serial=2396585824

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Same first word

gradeunit.com

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DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSchristian.ns.cloudflare.comteresa.ns.cloudflare.comns39.domaincontrol.comns40.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA104.21.89.242172.67.192.272606:4700:3033::6815:59f22606:4700:3036::ac43:c01b50.63.202.52
●NSchristian.ns.cloudflare.com2026-02-18 → 2026-03-23 · 3 obs
○ 2016-02-28 21:52:28
● 2026-02-18 14:53:08
● 2026-03-23 01:17:58
○NSns39.domaincontrol.com2015-07-26 → 2015-11-23 · 4 obs
● 2015-07-26 05:20:40
● 2015-11-23 05:19:36
○ 2016-02-28 21:52:28
○ 2026-03-23 01:17:58
○NSns40.domaincontrol.com2015-07-26 → 2015-11-23 · 4 obs
● 2015-07-26 05:20:40
● 2015-11-23 05:19:36
○ 2016-02-28 21:52:28
○ 2026-03-23 01:17:58
●NSteresa.ns.cloudflare.com2026-02-18 → 2026-03-23 · 3 obs
○ 2016-02-28 21:52:28
● 2026-02-18 14:53:08
● 2026-03-23 01:17:58
○MXmailstore1.secureserver.net2015-07-26 → 2015-11-23 · 4 obs
● 2015-07-26 05:20:40
● 2015-11-23 05:19:36
○ 2016-02-28 21:52:28
○ 2026-03-23 01:17:58
○MXsmtp.secureserver.net2015-07-26 → 2015-11-23 · 4 obs
● 2015-07-26 05:20:40
● 2015-11-23 05:19:36
○ 2016-02-28 21:52:28
○ 2026-03-23 01:17:58
●A104.21.89.2422026-02-18 → 2026-03-23 · 3 obs
○ 2016-02-28 21:52:28
● 2026-02-18 14:53:08
● 2026-03-23 01:17:58
●A172.67.192.272026-02-18 → 2026-03-23 · 3 obs
○ 2016-02-28 21:52:28
● 2026-02-18 14:53:08
● 2026-03-23 01:17:58
●A2606:4700:3033::6815:59f22026-02-18 → 2026-03-23 · 3 obs
○ 2016-02-28 21:52:28
● 2026-02-18 14:53:08
● 2026-03-23 01:17:58
●A2606:4700:3036::ac43:c01b2026-02-18 → 2026-03-23 · 3 obs
○ 2016-02-28 21:52:28
● 2026-02-18 14:53:08
● 2026-03-23 01:17:58
○A50.63.202.522015-07-26 → 2015-11-23 · 4 obs
● 2015-07-26 05:20:40
● 2015-11-23 05:19:36
○ 2016-02-28 21:52:28
○ 2026-03-23 01:17:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
gradeunit.comteresa.ns.cloudflare.com, christian.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.247

NS records: teresa.ns.cloudflare.com, christian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gradeunit.com (unsigned zone)

⏱️ Timing

Total: 134ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.89.242, 172.67.192.27
AAAA22606:4700:3036::ac43:c01b, 2606:4700:3033::6815:59f2
NS2christian.ns.cloudflare.com, teresa.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1christian.ns.cloudflare.com dns.cloudfla

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

gradeunit.com resolves to four IP numbers: 2606:4700:3033::6815:59f2, 2606:4700:3036::ac43:c01b, 104.21.89.242 and 172.67.192.27.

Other host names such as blackicetrading.com, toshibaairconditioning.com.au, ochkiopt.ru, janefroman.com and www.fixerlab.gr share IPs with gradeunit.com.

Name Servers

gradeunit.com is delegated to two name servers: christian.ns.cloudflare.com and teresa.ns.cloudflare.com.

gradeunit.com shares the same name server setup as awreview.com, thehonestpicks.com, corerater.com, cls-world.com and honestests.com.

gradeunit.com at least partially shares name servers with other domains, for instance haagen-gooi.nl, pimpmovs.net, capitaloverheaddoor.net, chinazyjy.com and whw4.com.

These name servers are commonly used together with mallory.ns.cloudflare.com, jason.ns.cloudflare.com and west.ns.cloudflare.com.

Host names with six IP numbers:

christian.ns.cloudflare.com points to 2606:4700:58::a29f:2cf7, 2803:f800:50::6ca2:c3f7, 2a06:98c1:50::ac40:23f7, 108.162.195.247, 162.159.44.247 and 172.64.35.247.

teresa.ns.cloudflare.com points to 2606:4700:50::a29f:26d8, 2803:f800:50::6ca2:c2d8, 2a06:98c1:50::ac40:22d8, 108.162.194.216, 162.159.38.216 and 172.64.34.216.