core.engineering - robtex.com

core.engineering

DNSSEC⚠️ Not signed
A108.61.212.162πŸ‡¦πŸ‡Ί AS-VULTR108.61.212.0/23 Vultr Assigned Prefix
PTR108.61.212.162.vultrusercontent.com
NSns-270.awsdns-33.com ⭐
A2600:9000:5301:e00::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5301::/48 - CloudFront
PTRns-270.awsdns-33.com
A205.251.193.14πŸ‡ΊπŸ‡Έ Amazon205.251.193.0/24 prefix
PTRns-270.awsdns-33.com
NSns-1053.awsdns-03.org
A2600:9000:5304:1d00::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5304::/48 - CloudFront
PTRns-1053.awsdns-03.org
A205.251.196.29πŸ‡ΊπŸ‡Έ Amazon205.251.196.0/24 prefix
PTRns-1053.awsdns-03.org
NSns-1822.awsdns-35.co.uk
A2600:9000:5307:1e00::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5307::/48 - CloudFront
PTRns-1822.awsdns-35.co.uk
A205.251.199.30πŸ‡ΊπŸ‡Έ Amazon205.251.199.0/24 prefix
PTRns-1822.awsdns-35.co.uk
NSns-544.awsdns-04.net
A2600:9000:5302:2000::1πŸ‡ΊπŸ‡Έ Amazon2600:9000:5302::/48 - CloudFront
PTRns-544.awsdns-04.net
A205.251.194.32πŸ‡ΊπŸ‡Έ Amazon205.251.194.0/24 prefix
PTRns-544.awsdns-04.net
MXd501388.a.ess.au.barracudanetworks.com ⭐
A3.24.133.209πŸ‡¦πŸ‡Ί Amazon3.24.0.0/14 EC2 SYD prefix
PTRmail.ess.au.barracuda.com
A3.24.133.210πŸ‡¦πŸ‡Ί Amazon3.24.0.0/14 EC2 SYD prefix
PTRmail.ess.au.barracuda.com
A3.24.133.211πŸ‡¦πŸ‡Ί Amazon3.24.0.0/14 EC2 SYD prefix
PTRmail.ess.au.barracuda.com
MXd501388.b.ess.au.barracudanetworks.com(20)
A3.24.133.209πŸ‡¦πŸ‡Ί Amazon3.24.0.0/14 EC2 SYD prefix
PTRmail.ess.au.barracuda.com
A3.24.133.210πŸ‡¦πŸ‡Ί Amazon3.24.0.0/14 EC2 SYD prefix
PTRmail.ess.au.barracuda.com
A3.24.133.211πŸ‡¦πŸ‡Ί Amazon3.24.0.0/14 EC2 SYD prefix
PTRmail.ess.au.barracuda.com
TXTv=spf1 include:spf.protection.outlook.com include:spf.ess.au.barracudanetwork...
SOAns-270.awsdns-33.comawsdns-hostmaster@amazon.com serial=1

engineering

DNSSECπŸ”’ Signed (DS record present)
NSv0n0.nic.engineering ⭐
NSv0n1.nic.engineering
NSv0n2.nic.engineering
NSv0n3.nic.engineering
NSv2n0.nic.engineering
NSv2n1.nic.engineering
SOAv0n0.nic.engineeringhostmaster@donuts.email serial=1784078084

Same first word

Similar names

DNS History

14 records (7 active, 7 former)

2017201820192020202120222023202420252026NSns-1053.awsdns-03.orgns-1822.awsdns-35.co.ukns-270.awsdns-33.comns-544.awsdns-04.netns1.instanthosting.com.auns2.instanthosting.com.auns31.domaincontrol.comns32.domaincontrol.comMXd501388.a.ess.au.barracudanetworks.comd501388.b.ess.au.barracudanetworks.comcore-engineering.mail.protection.outlook.comA108.61.212.162116.0.20.220166.62.27.59
●NSns-1053.awsdns-03.org2026-03-02 β†’ 2026-07-15 Β· 3 obs
β—‹ 2017-11-15 18:37:20
● 2026-03-02 22:44:02
● 2026-07-15 01:55:50
●NSns-1822.awsdns-35.co.uk2026-03-02 β†’ 2026-07-15 Β· 3 obs
β—‹ 2017-11-15 18:37:20
● 2026-03-02 22:44:02
● 2026-07-15 01:55:50
●NSns-270.awsdns-33.com2026-03-02 β†’ 2026-07-15 Β· 3 obs
β—‹ 2017-11-15 18:37:20
● 2026-03-02 22:44:02
● 2026-07-15 01:55:50
●NSns-544.awsdns-04.net2026-03-02 β†’ 2026-07-15 Β· 3 obs
β—‹ 2017-11-15 18:37:20
● 2026-03-02 22:44:02
● 2026-07-15 01:55:50
β—‹NSns1.instanthosting.com.au2016-12-10 β†’ 2016-12-10 Β· 3 obs
● 2016-12-10 18:12:10
β—‹ 2017-11-15 18:37:20
β—‹ 2026-07-15 01:55:50
β—‹NSns2.instanthosting.com.au2016-12-10 β†’ 2016-12-10 Β· 3 obs
● 2016-12-10 18:12:10
β—‹ 2017-11-15 18:37:20
β—‹ 2026-07-15 01:55:50
β—‹NSns31.domaincontrol.com2017-11-15 β†’ 2017-11-15 Β· 4 obs
β—‹ 2016-12-10 18:12:10
● 2017-11-15 18:37:20
β—‹ 2026-03-02 22:44:02
β—‹ 2026-07-15 01:55:50
β—‹NSns32.domaincontrol.com2017-11-15 β†’ 2017-11-15 Β· 4 obs
β—‹ 2016-12-10 18:12:10
● 2017-11-15 18:37:20
β—‹ 2026-03-02 22:44:02
β—‹ 2026-07-15 01:55:50
β—‹MXcore-engineering.mail.protection.outlook.com2016-12-10 β†’ 2017-11-15 Β· 4 obs
● 2016-12-10 18:12:10
● 2017-11-15 18:37:20
β—‹ 2026-03-02 22:44:02
β—‹ 2026-07-15 01:55:50
●MXd501388.a.ess.au.barracudanetworks.com2026-03-02 β†’ 2026-07-15 Β· 3 obs
β—‹ 2017-11-15 18:37:20
● 2026-03-02 22:44:02
● 2026-07-15 01:55:50
●MXd501388.b.ess.au.barracudanetworks.com2026-03-02 β†’ 2026-07-15 Β· 3 obs
β—‹ 2017-11-15 18:37:20
● 2026-03-02 22:44:02
● 2026-07-15 01:55:50
●A108.61.212.1622026-03-02 β†’ 2026-07-15 Β· 3 obs
β—‹ 2017-11-15 18:37:20
● 2026-03-02 22:44:02
● 2026-07-15 01:55:50
β—‹A116.0.20.2202016-12-10 β†’ 2016-12-10 Β· 3 obs
● 2016-12-10 18:12:10
β—‹ 2017-11-15 18:37:20
β—‹ 2026-07-15 01:55:50
β—‹A166.62.27.592017-11-15 β†’ 2017-11-15 Β· 4 obs
β—‹ 2016-12-10 18:12:10
● 2017-11-15 18:37:20
β—‹ 2026-03-02 22:44:02
β—‹ 2026-07-15 01:55:50

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
engineeringv0n0.nic.engineering, v0n1.nic.engineering, v0n2.nic.engineering, v0n3.nic.engineering...12 records
core.engineeringns-544.awsdns-04.net, ns-1822.awsdns-35.co.uk, ns-270.awsdns-33.com, ns-1053.awsdns-03.org-

βœ… Authoritative Response

Server:205.251.196.29

NS records: ns-544.awsdns-04.net, ns-1822.awsdns-35.co.uk, ns-270.awsdns-33.com, ns-1053.awsdns-03.org

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for core.engineering (unsigned zone)

⏱️ Timing

Total: 1862ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A1108.61.212.162
NS4ns-1053.awsdns-03.org, ns-1822.awsdns-35.co.uk...
MX2d501388.a.ess.au.barracudanetworks.com (, d501388.b.ess.au.barracudanetworks.com (
TXT1v=spf1 include:spf.protection.outlook.co
SOA1ns-270.awsdns-33.com awsdns-hostmaster.a

πŸ“Œ Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.engineering, v0n0.nic.engineering, v0n1.nic.engineering...)

Analysis

IP Addresses

core.engineering resolves to one IP address: 108.61.212.162.

Name Servers

The authoritative name servers for core.engineering are ns-270.awsdns-33.com, ns-544.awsdns-04.net, ns-1053.awsdns-03.org and ns-1822.awsdns-35.co.uk.

There is at least partial name server overlap between core.engineering and other domains β€” balkandate.com, trimbleassistant.com, savemyscreen.com and two more among them.

All four hostnames β€” ns-270.awsdns-33.com, ns-544.awsdns-04.net, ns-1053.awsdns-03.org and ns-1822.awsdns-35.co.uk β€” resolve to two IP numbers apiece: ns-270.awsdns-33.com to 205.251.193.14 and 2600:9000:5301:e00::1; ns-544.awsdns-04.net to 205.251.194.32 and 2600:9000:5302:2000::1; ns-1053.awsdns-03.org to 205.251.196.29 and 2600:9000:5304:1d00::1; ns-1822.awsdns-35.co.uk to 205.251.199.30 and 2600:9000:5307:1e00::1.

Mail Servers

Mail for core.engineering is handled by two mail servers β€” d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com.

d501388.a.ess.au.barracudanetworks.com points to 3.24.133.209, 3.24.133.210 and 3.24.133.211; likewise, d501388.b.ess.au.barracudanetworks.com points to 3.24.133.209, 3.24.133.210 and 3.24.133.211.

d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com each have 3.24.133.209 IP addresses.

d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com each have 3.24.133.210 IP addresses.

d501388.a.ess.au.barracudanetworks.com and d501388.b.ess.au.barracudanetworks.com each have 3.24.133.211 IP addresses.