cob-sys-eng.com - robtex.com

cob-sys-eng.com

DNSSEC⚠️ Not signed
A2a01:488:42:1000:5bfa:4367:9f:7e61🇩🇪 GODADDY2a01:488::/32 DE-HER-V6-INITIAL
A91.250.67.103🇩🇪 GODADDY91.250.64.0/21
NSns19.domaincontrol.com ⭐
A2603:5:21d0::a🇺🇸 GODADDY-DNS2603:5:21d0::/44
PTRns19.domaincontrol.com
A97.74.109.10🇺🇸 GODADDY-DNS97.74.108.0/23
PTRns19.domaincontrol.com
NSns20.domaincontrol.com
A2603:5:22d0::a🇺🇸 GODADDY-DNS2603:5:22d0::/44
PTRns20.domaincontrol.com
A173.201.77.10🇺🇸 GODADDY-DNS173.201.76.0/23
PTRns20.domaincontrol.com
MXmx0.cob-sys-eng.com ⭐
A80.237.138.5🇩🇪 GD-EMEA-DC-CGN180.237.138.0/24 GD MASS Network
PTRmx0.webpack.hosteurope.de
TXTv=spf1 a mx include:spf.server-he.de -all
SOAns19.domaincontrol.comdns@jomax.net 2024-02-08 #0

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=1776053067

Subdomains

mx0.cob-sys-eng.com

Same first word

cob-sys-eng.com

DNS History

11 records (5 active, 6 former)

200920112013201520172019202120232025NSns19.domaincontrol.comns20.domaincontrol.comns1.hans.hosteurope.dens2.hans.hosteurope.dens7.ixwebhosting.comns8.ixwebhosting.comMXmx0.cob-sys-eng.commail47.ixwebhosting.comA2a01:488:42:1000:5bfa:4367:9f:7e6191.250.67.10376.162.57.137
○NSns1.hans.hosteurope.de2015-07-05 → 2017-06-12 · 5 obs
○ 2008-03-17 12:53:10
● 2015-07-05 04:57:16
● 2017-06-12 19:40:22
○ 2026-04-12 18:16:10
○ 2026-04-13 04:10:16
●NSns19.domaincontrol.com2026-04-12 → 2026-04-13 · 3 obs
○ 2017-06-12 19:40:22
● 2026-04-12 18:16:10
● 2026-04-13 04:10:16
○NSns2.hans.hosteurope.de2015-07-05 → 2017-06-12 · 5 obs
○ 2008-03-17 12:53:10
● 2015-07-05 04:57:16
● 2017-06-12 19:40:22
○ 2026-04-12 18:16:10
○ 2026-04-13 04:10:16
●NSns20.domaincontrol.com2026-04-12 → 2026-04-13 · 3 obs
○ 2017-06-12 19:40:22
● 2026-04-12 18:16:10
● 2026-04-13 04:10:16
○NSns7.ixwebhosting.com2008-03-17 → 2008-03-17 · 3 obs
● 2008-03-17 12:53:10
○ 2015-07-05 04:57:16
○ 2026-04-13 04:10:16
○NSns8.ixwebhosting.com2008-03-17 → 2008-03-17 · 3 obs
● 2008-03-17 12:53:10
○ 2015-07-05 04:57:16
○ 2026-04-13 04:10:16
○MXmail47.ixwebhosting.com2008-03-17 → 2008-03-17 · 3 obs
● 2008-03-17 12:53:10
○ 2015-07-05 04:57:16
○ 2026-04-13 04:10:16
●MXmx0.cob-sys-eng.com2015-07-05 → 2026-04-13 · 3 obs
○ 2008-03-17 12:53:10
● 2015-07-05 04:57:16
● 2026-04-13 04:10:16
●A2a01:488:42:1000:5bfa:4367:9f:7e612015-07-05 → 2026-04-13 · 3 obs
○ 2008-03-17 12:53:10
● 2015-07-05 04:57:16
● 2026-04-13 04:10:16
○A76.162.57.1372008-03-17 → 2008-03-17 · 3 obs
● 2008-03-17 12:53:10
○ 2015-07-05 04:57:16
○ 2026-04-13 04:10:16
●A91.250.67.1032015-07-05 → 2026-04-13 · 3 obs
○ 2008-03-17 12:53:10
● 2015-07-05 04:57:16
● 2026-04-13 04:10:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...-
cob-sys-eng.comns19.domaincontrol.com, ns20.domaincontrol.com4 records

✅ Authoritative Response

Server:173.201.77.10

NS records: ns19.domaincontrol.com, ns20.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cob-sys-eng.com (unsigned zone)

⏱️ Timing

Total: 76ms | Queries: -

📄 Records

TypeCountSample Data
A191.250.67.103
AAAA12a01:488:42:1000:5bfa:4367:9f:7e61
NS2ns19.domaincontrol.com, ns20.domaincontrol.com
MX1mx0.cob-sys-eng.com (pri: 50)
TXT1v=spf1 a mx include:spf.server-he.de -al
SOA1ns19.domaincontrol.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns19.domaincontrol.com, ns19.domaincontrol.com, ns20.domaincontrol.com...)

Analysis

Hierarchy

The parent of mx0.cob-sys-eng.com is cob-sys-eng.com.

IP Addresses

cob-sys-eng.com points to two IP numbers: 2a01:488:42:1000:5bfa:4367:9f:7e61 and 91.250.67.103.

Other host names, for example coasys.de, coasys.eu and vwp10974.webpack.hosteurope.de share IPs with cob-sys-eng.com.

Name Servers

Two name servers ns19.domaincontrol.com and ns20.domaincontrol.com handle the delegation for cob-sys-eng.com.

cob-sys-eng.com shares the same name server setup as other domains, for example neaosa.org, trisfer.com, martin-martin.com, alinewatches.es and renkwitz.com.

cob-sys-eng.com shares name servers with other domains at least partially, for instance traxmethod.com.

Host names with two IP numbers:

ns19.domaincontrol.com points to 2603:5:21d0::a and 97.74.109.10.

ns20.domaincontrol.com points to 2603:5:22d0::a and 173.201.77.10.

Mail Servers

The mx0.cob-sys-eng.com mail server handles cob-sys-eng.com.

mx0.cob-sys-eng.com points to a single IP number: 80.237.138.5.