googlecore.com - robtex.com

googlecore.com

DNSSEC⚠️ Not signed
NSns-818.awsdns-38.net ⭐
A2600:9000:5303:3200::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-818.awsdns-38.net
A205.251.195.50🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-818.awsdns-38.net
NSns-1474.awsdns-56.org
A2600:9000:5305:c200::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1474.awsdns-56.org
A205.251.197.194🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1474.awsdns-56.org
NSns-1681.awsdns-18.co.uk
A2600:9000:5306:9100::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1681.awsdns-18.co.uk
A205.251.198.145🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1681.awsdns-18.co.uk
NSns-452.awsdns-56.com
A2600:9000:5301:c400::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-452.awsdns-56.com
A205.251.193.196🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-452.awsdns-56.com
SOAns-818.awsdns-38.netawsdns-hostmaster@amazon.com serial=1

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=1777119562
WOT: SAFE (60/100)

Previously MX for

googlecore.com

DNS History

16 records (4 active, 12 former)

20162017201820192020202120222023202420252026NSns-1474.awsdns-56.orgns-1681.awsdns-18.co.ukns-452.awsdns-56.comns-818.awsdns-38.netns1.netsons.comns1.netsons.netns2.netsons.comns2.netsons.netns3.netsons.comns3.netsons.netns4.netsons.comns4.netsons.netMXgooglecore.comsmtp.googlecore.comA89.40.173.5294.141.21.153
●NSns-1474.awsdns-56.org2026-04-25 → 2026-04-25 · 2 obs
○ 2026-02-22 09:22:02
● 2026-04-25 12:39:36
●NSns-1681.awsdns-18.co.uk2026-04-25 → 2026-04-25 · 2 obs
○ 2026-02-22 09:22:02
● 2026-04-25 12:39:36
●NSns-452.awsdns-56.com2026-04-25 → 2026-04-25 · 2 obs
○ 2026-02-22 09:22:02
● 2026-04-25 12:39:36
●NSns-818.awsdns-38.net2026-04-25 → 2026-04-25 · 2 obs
○ 2026-02-22 09:22:02
● 2026-04-25 12:39:36
○NSns1.netsons.com2015-08-02 → 2016-07-09 · 4 obs
● 2015-08-02 17:55:28
● 2016-07-09 10:58:40
○ 2018-01-10 23:48:24
○ 2026-04-25 12:39:36
○NSns1.netsons.net2018-01-10 → 2018-01-10 · 4 obs
○ 2016-07-09 10:58:40
● 2018-01-10 23:48:24
○ 2026-02-22 09:22:02
○ 2026-04-25 12:39:36
○NSns2.netsons.com2015-08-02 → 2016-07-09 · 4 obs
● 2015-08-02 17:55:28
● 2016-07-09 10:58:40
○ 2018-01-10 23:48:24
○ 2026-04-25 12:39:36
○NSns2.netsons.net2018-01-10 → 2018-01-10 · 4 obs
○ 2016-07-09 10:58:40
● 2018-01-10 23:48:24
○ 2026-02-22 09:22:02
○ 2026-04-25 12:39:36
○NSns3.netsons.com2016-07-09 → 2016-07-09 · 4 obs
○ 2015-08-02 17:55:28
● 2016-07-09 10:58:40
○ 2018-01-10 23:48:24
○ 2026-04-25 12:39:36
○NSns3.netsons.net2018-01-10 → 2018-01-10 · 4 obs
○ 2016-07-09 10:58:40
● 2018-01-10 23:48:24
○ 2026-02-22 09:22:02
○ 2026-04-25 12:39:36
○NSns4.netsons.com2016-07-09 → 2016-07-09 · 4 obs
○ 2015-08-02 17:55:28
● 2016-07-09 10:58:40
○ 2018-01-10 23:48:24
○ 2026-04-25 12:39:36
○NSns4.netsons.net2018-01-10 → 2018-01-10 · 4 obs
○ 2016-07-09 10:58:40
● 2018-01-10 23:48:24
○ 2026-02-22 09:22:02
○ 2026-04-25 12:39:36
○MXgooglecore.com2018-01-10 → 2018-01-10 · 4 obs
○ 2016-07-09 10:58:40
● 2018-01-10 23:48:24
○ 2026-02-22 09:22:02
○ 2026-04-25 12:39:36
○MXsmtp.googlecore.com2015-08-02 → 2016-07-09 · 4 obs
● 2015-08-02 17:55:28
● 2016-07-09 10:58:40
○ 2018-01-10 23:48:24
○ 2026-04-25 12:39:36
○A89.40.173.522018-01-10 → 2018-01-10 · 4 obs
○ 2016-07-09 10:58:40
● 2018-01-10 23:48:24
○ 2026-02-22 09:22:02
○ 2026-04-25 12:39:36
○A94.141.21.1532015-08-02 → 2016-07-09 · 4 obs
● 2015-08-02 17:55:28
● 2016-07-09 10:58:40
○ 2018-01-10 23:48:24
○ 2026-04-25 12:39:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
googlecore.comns-452.awsdns-56.com, ns-818.awsdns-38.net, ns-1681.awsdns-18.co.uk, ns-1474.awsdns-56.org2 records

✅ Authoritative Response

Server:205.251.193.196

NS records: ns-452.awsdns-56.com, ns-818.awsdns-38.net, ns-1681.awsdns-18.co.uk, ns-1474.awsdns-56.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for googlecore.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns-1474.awsdns-56.org, ns-1681.awsdns-18.co.uk...
SOA1ns-818.awsdns-38.net awsdns-hostmaster.a

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-452.awsdns-56.com, ns-452.awsdns-56.com)

Analysis

Name Servers

googlecore.com is delegated to four name servers: ns-452.awsdns-56.com, ns-818.awsdns-38.net, ns-1474.awsdns-56.org and ns-1681.awsdns-18.co.uk.

googlecore.com at least partially shares name servers with other domains, for instance gcclientmicrosites.co.uk, d2flsqok5ir4ep.cloudfront.net, sessions.cimpress.io, daikinairpurifier.com and d3djsj0cfvkp3l.cloudfront.net.

Host names with two IP numbers:

ns-452.awsdns-56.com points to 2600:9000:5301:c400::1 and 205.251.193.196; ns-818.awsdns-38.net points to 2600:9000:5303:3200::1 and 205.251.195.50; ns-1474.awsdns-56.org points to 2600:9000:5305:c200::1 and 205.251.197.194; ns-1681.awsdns-18.co.uk points to 2600:9000:5306:9100::1 and 205.251.198.145.