`apoffering.cz`

CNAME	`ap-alb-keybits-de-1118545678.eu-central-1.elb.amazonaws.com`
DNSSEC	⚠️ Not signed
A	3.123.121.118^{🇩🇪 Amazon3.120.0.0/14 EC2 FRA prefix}
		PTR	`ec2-3-123-121-118.eu-central-1.compute.amazonaws.com`
A	63.183.9.190^{🇺🇸 Amazon63.180.0.0/14 EC2 FRA Prefix}

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1778507234

Same first word

apoffering.com

apoffering.cz

DNS History

8 records (4 active, 4 former)

●NSdns1.keybits.de2015-08-05 → 2026-05-11 · 2 obs

● 2015-08-05 23:56:36
● 2026-05-11 14:33:52

○NSdns2.keybits.de2015-08-05 → 2020-03-25 · 4 obs

● 2015-08-05 23:56:36
● 2020-03-25 06:29:22
○ 2026-03-10 08:10:42
○ 2026-05-11 14:33:52

●NSdns2.keybits.gmbh2026-03-10 → 2026-05-11 · 3 obs

○ 2020-03-25 06:29:22
● 2026-03-10 08:10:42
● 2026-05-11 14:33:52

●NSdns3.keybits.de2015-08-05 → 2026-05-11 · 2 obs

● 2015-08-05 23:56:36
● 2026-05-11 14:33:52

○MXmx.mailshield.de2015-08-05 → 2020-03-25 · 4 obs

● 2015-08-05 23:56:36
● 2020-03-25 06:29:22
○ 2026-03-10 08:10:42
○ 2026-05-11 14:33:52

○A80.82.216.192015-08-05 → 2017-02-13 · 4 obs

● 2015-08-05 23:56:36
● 2017-02-13 14:26:04
○ 2020-03-25 06:29:22
○ 2026-05-11 14:33:52

○A80.82.216.252020-03-25 → 2020-03-25 · 4 obs

○ 2017-02-13 14:26:04
● 2020-03-25 06:29:22
○ 2026-03-10 08:10:42
○ 2026-05-11 14:33:52

●CNAMEap-alb-keybits-de-1118545678.eu-central-1.elb.amazonaws.com2026-03-10 → 2026-05-11 · 2 obs

● 2026-03-10 08:10:42
● 2026-05-11 14:33:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz	-
apoffering.cz	dns1.keybits.de, dns2.keybits.gmbh, dns3.keybits.de	-

✅ Authoritative Response

Server:80.82.216.33

NS records: dns1.keybits.de, dns2.keybits.gmbh, dns3.keybits.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for apoffering.cz (unsigned zone)

⏱️ Timing

Total: 1073ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`ap-alb-keybits-de-1118545678.eu-central-`
SOA	1	`dns1.keybits.de hostmaster.keybits.de`

Analysis

IP Addresses

apoffering.cz resolves to two IP numbers: 3.123.121.118 and 63.183.9.190.

Other host names, such as ap-alb-keybits-de-1118545678.eu-central-1.elb.amazonaws.com, share IP numbers with apoffering.cz.

apoffering.cz - robtex.com

apoffering.cz

cz