`hackerc.at`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:90e9^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:a4b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.10.75^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.233^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`clara.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26db^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2db^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22db^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clara.ns.cloudflare.com`
		A	108.162.194.219^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clara.ns.cloudflare.com`
		A	162.159.38.219^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clara.ns.cloudflare.com`
		A	172.64.34.219^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clara.ns.cloudflare.com`
NS	`norman.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`norman.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`norman.ns.cloudflare.com`
		A	108.162.193.217^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	172.64.33.217^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
		A	173.245.59.217^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`norman.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.10.75, 172.67.144.233
		IPv6 hints	2606:4700:3035::ac43:90e9, 2606:4700:3036::6815:a4b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=25, name=cloudflare-ech.com
SOA	`clara.ns.cloudflare.com`dns@cloudflare.com serial=2407810794

`at`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns.nic.at` ⭐
	NS	`d.ns.at`
	NS	`j.ns.at`
	NS	`n.ns.at`
	NS	`ns1.univie.ac.at`
	NS	`ns2.univie.ac.at`
	NS	`r.ns.at`
	NS	`u.ns.at`
	SOA	`dns.nic.at`domain-admin@univie.ac.at serial=1784858402

Same first word

hackerc.com

hackerc.eu

hackerc.at

Similar names

chacker.net

racheck.de

checkra.in

racheck.at

checkar.net

checkar.com.br

checkra.com

chacker.com

hackcer.com

carchek.ru

carchek.com

cechrak.sk

checkar.org

kechcar.com

archeck.com

checkar.kasserver.com

checkar.de

chekcar.com

archeck.in

DNS History

18 records (6 active, 12 former)

○NSchan.ns.cloudflare.com2020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:01:48
○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

●NSclara.ns.cloudflare.com2026-03-24 → 2026-07-24 · 3 obs

○ 2020-02-09 21:01:48
● 2026-03-24 07:19:18
● 2026-07-24 02:13:50

●NSnorman.ns.cloudflare.com2026-03-24 → 2026-07-24 · 3 obs

○ 2020-02-09 21:01:48
● 2026-03-24 07:19:18
● 2026-07-24 02:13:50

○NSns1.parkingcrew.net2026-03-24 → 2026-07-24 · 2 obs

○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

○NSns2.parkingcrew.net2026-03-24 → 2026-07-24 · 2 obs

○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

○NSvern.ns.cloudflare.com2020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:01:48
○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

○MXmail.h-email.net2026-03-24 → 2026-07-24 · 2 obs

○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

●A104.21.10.752026-03-24 → 2026-07-24 · 3 obs

○ 2020-02-09 21:01:48
● 2026-03-24 07:19:18
● 2026-07-24 02:13:50

○A104.247.81.992026-03-24 → 2026-07-24 · 2 obs

○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

○A104.27.174.1062020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:01:48
○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

○A104.27.175.1062020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:01:48
○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

●A172.67.144.2332026-03-24 → 2026-07-24 · 3 obs

○ 2020-02-09 21:01:48
● 2026-03-24 07:19:18
● 2026-07-24 02:13:50

○A2606:4700:3030::6815:a4b2026-03-24 → 2026-03-24 · 4 obs

○ 2020-02-09 21:01:48
● 2026-03-24 07:19:18
○ 2026-07-09 04:34:38
○ 2026-07-24 02:13:50

○A2606:4700:3031::681b:ae6a2020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:01:48
○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

○A2606:4700:3033::ac43:90e92026-03-24 → 2026-03-24 · 4 obs

○ 2020-02-09 21:01:48
● 2026-03-24 07:19:18
○ 2026-07-09 04:34:38
○ 2026-07-24 02:13:50

●A2606:4700:3035::ac43:90e92026-07-09 → 2026-07-24 · 3 obs

○ 2026-03-24 07:19:18
● 2026-07-09 04:34:38
● 2026-07-24 02:13:50

●A2606:4700:3036::6815:a4b2026-07-09 → 2026-07-24 · 3 obs

○ 2026-03-24 07:19:18
● 2026-07-09 04:34:38
● 2026-07-24 02:13:50

○A2606:4700:3037::681b:af6a2020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:01:48
○ 2026-03-24 07:19:18
○ 2026-07-24 02:13:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
at	j.ns.at, d.ns.at, n.ns.at, r.ns.at...	-
hackerc.at	norman.ns.cloudflare.com, clara.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.217

NS records: norman.ns.cloudflare.com, clara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hackerc.at (unsigned zone)

⏱️ Timing

Total: 450ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.10.75, 172.67.144.233`
AAAA	2	`2606:4700:3035::ac43:90e9, 2606:4700:3036::6815:a4b`
NS	2	`clara.ns.cloudflare.com, norman.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`clara.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

hackerc.at points to the four IP addresses 104.21.10.75, 172.67.144.233, 2606:4700:3035::ac43:90e9 and 2606:4700:3036::6815:a4b.

theamericanrevolution.org, ehrlichanimalhospital.com, i3.lxnxw.com and two other host names share IP numbers with hackerc.at.

Name Servers

hackerc.at uses two name servers for its delegation: clara.ns.cloudflare.com and norman.ns.cloudflare.com.

hackerc.at uses the same name servers as several other domains — among them zzcen.com, oppajob.com, roomalba.net and two more.

The name servers of hackerc.at overlap at least partially with those of other domains — among them g10nno.com, xsdzkg.com, marketstudio.uk and two more.

These name servers commonly appear alongside the name servers achiel.ns.cloudflare.com and igor.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname clara.ns.cloudflare.com directs to 108.162.194.219, 162.159.38.219 and 172.64.34.219 along with 3 other IP addresses.

Hostname norman.ns.cloudflare.com directs to 108.162.193.217, 172.64.33.217 and 173.245.59.217 along with 3 other IP addresses.

hackerc.at - robtex.com

hackerc.at

at

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`hackerc.at`

`at`