root-core.net - robtex.com

root-core.net

DNSSEC🔒 Signed (DS record present)
A140.238.221.178🇨🇭 ORACLE-OCI-31898140.238.208.0/20
PTRmail.root-core.net
NSget.desec.io ⭐
A2a01:4f8:10a:1044:deec:642:ac10:80🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A88.99.64.5🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC
PTRdigga.desec.io
NSns1.desec.io
A2607:f740:e633:deec::2🇺🇸 NETACTUATE2607:f740:e633::/48 NetActuate, Inc
PTRns1.desec.io
A45.54.76.1🇺🇸 NETACTUATE45.54.76.0/24
PTRns1.desec.io
NSns2.desec.org
A2607:f740:e00a:deec::2🇺🇸 AS362172607:f740:e00a::/48 NetActuate, Inc
PTRns2.desec.org
A157.53.224.1🇺🇸 AS36217157.53.224.0/24 Customer Route
PTRns2.desec.org
MXmail.root-core.net ⭐
A2603:c022:5:4b00::1337🇨🇭 ORACLE-OCI-318982603:c022::/35
PTRmail.root-core.net
A140.238.221.178🇨🇭 ORACLE-OCI-31898140.238.208.0/20
PTRmail.root-core.net
TXTv=spf1 mx a -all
SOAget.desec.ioget@desec.io serial=2026035245

net

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=1771291465

Subdomains

ns1.root-core.net
mail.root-core.net
de.root-core.net
com.root-core.net
ns2.root-core.net
ns3.root-core.net
legacy.root-core.net

Same first word

root-core.net
root-core.de
root-core.org

DNS History

18 records (5 active, 13 former)

20162017201820192020202120222023202420252026NSget.desec.ions1.desec.ions2.desec.orgns1.first-ns.dens1.root-core.netns2.root-core.netrobotns2.second-ns.derobotns3.second-ns.comMXmail.root-core.netA140.238.221.178213.133.109.1302a01:4f8:222:17c6::177.12.171.5677.12.54.877.181.43.5178.51.158.5478.51.168.12484.200.1.131
●NSget.desec.io2026-02-17 → 2026-03-23 · 3 obs
○ 2020-11-26 08:19:40
● 2026-02-17 01:18:46
● 2026-03-23 13:08:06
●NSns1.desec.io2026-02-17 → 2026-03-23 · 3 obs
○ 2020-11-26 08:19:40
● 2026-02-17 01:18:46
● 2026-03-23 13:08:06
○NSns1.first-ns.de2020-03-14 → 2020-11-26 · 5 obs
○ 2016-11-26 00:27:52
● 2020-03-14 07:38:44
● 2020-11-26 08:19:40
○ 2026-02-17 01:18:46
○ 2026-03-23 13:08:06
○NSns1.root-core.net2015-08-06 → 2016-11-26 · 4 obs
● 2015-08-06 06:03:52
● 2016-11-26 00:27:52
○ 2020-03-14 07:38:44
○ 2026-03-23 13:08:06
●NSns2.desec.org2026-02-17 → 2026-03-23 · 3 obs
○ 2020-11-26 08:19:40
● 2026-02-17 01:18:46
● 2026-03-23 13:08:06
○NSns2.root-core.net2015-08-06 → 2016-11-26 · 4 obs
● 2015-08-06 06:03:52
● 2016-11-26 00:27:52
○ 2020-03-14 07:38:44
○ 2026-03-23 13:08:06
○NSrobotns2.second-ns.de2020-03-14 → 2020-11-26 · 5 obs
○ 2016-11-26 00:27:52
● 2020-03-14 07:38:44
● 2020-11-26 08:19:40
○ 2026-02-17 01:18:46
○ 2026-03-23 13:08:06
○NSrobotns3.second-ns.com2020-03-14 → 2020-11-26 · 5 obs
○ 2016-11-26 00:27:52
● 2020-03-14 07:38:44
● 2020-11-26 08:19:40
○ 2026-02-17 01:18:46
○ 2026-03-23 13:08:06
●MXmail.root-core.net2015-08-06 → 2026-03-23 · 2 obs
● 2015-08-06 06:03:52
● 2026-03-23 13:08:06
●A140.238.221.1782026-03-15 → 2026-03-23 · 3 obs
○ 2026-03-05 00:24:48
● 2026-03-15 02:07:24
● 2026-03-23 13:08:06
○A213.133.109.1302020-03-14 → 2020-11-26 · 5 obs
○ 2016-11-26 00:27:52
● 2020-03-14 07:38:44
● 2020-11-26 08:19:40
○ 2026-02-17 01:18:46
○ 2026-03-23 13:08:06
○A2a01:4f8:222:17c6::12020-03-14 → 2020-11-26 · 5 obs
○ 2016-11-26 00:27:52
● 2020-03-14 07:38:44
● 2020-11-26 08:19:40
○ 2026-02-17 01:18:46
○ 2026-03-23 13:08:06
○A77.12.171.562026-02-26 → 2026-02-26 · 4 obs
○ 2026-02-23 00:15:40
● 2026-02-26 21:14:02
○ 2026-03-05 00:24:48
○ 2026-03-23 13:08:06
○A77.12.54.82026-03-05 → 2026-03-05 · 4 obs
○ 2026-02-26 21:14:02
● 2026-03-05 00:24:48
○ 2026-03-15 02:07:24
○ 2026-03-23 13:08:06
○A77.181.43.512026-02-23 → 2026-02-23 · 4 obs
○ 2026-02-17 01:18:46
● 2026-02-23 00:15:40
○ 2026-02-26 21:14:02
○ 2026-03-23 13:08:06
○A78.51.158.542026-02-17 → 2026-02-17 · 4 obs
○ 2020-11-26 08:19:40
● 2026-02-17 01:18:46
○ 2026-02-23 00:15:40
○ 2026-03-23 13:08:06
○A78.51.168.1242026-02-17 → 2026-03-23 · 2 obs
○ 2026-02-17 01:18:46
○ 2026-03-23 13:08:06
○A84.200.1.1312015-08-06 → 2016-11-26 · 4 obs
● 2015-08-06 06:03:52
● 2016-11-26 00:27:52
○ 2020-03-14 07:38:44
○ 2026-03-23 13:08:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
root-core.netns1.desec.io, ns2.desec.org-

✅ Authoritative Response

Server:157.53.224.1

NS records: ns1.desec.io, ns2.desec.org

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 405ms | Queries: -

📄 Records

TypeCountSample Data
A1140.238.221.178
NS2ns1.desec.io, ns2.desec.org
MX1mail.root-core.net (pri: 10)
TXT1v=spf1 mx a -all
SOA1get.desec.io get.desec.io

Analysis

Hierarchy

root-core.net is a parent of ns1.root-core.net, mail.root-core.net, de.root-core.net, com.root-core.net and ns2.root-core.net, plus a few other host names.

IP Addresses

root-core.net points to a single IP number: 140.238.221.178.

Other host names, for instance ns3.root-core.net, oxygen.ns.hetzner.com.root-core.net and mail.root-core.net share IP numbers with root-core.net.

Name Servers

The domain root-core.net is delegated to three name servers: get.desec.io, ns1.desec.io and ns2.desec.org.

root-core.net shares name servers with other domains at least partially, for instance caric.io, tunagod.org, annaaurora.eu, bur-tech.de and 3dp.services.

Host names with two IP numbers:

get.desec.io points to 2a01:4f8:10a:1044:deec:642:ac10:80 and 88.99.64.5

ns1.desec.io points to 2607:f740:e633:deec::2 and 45.54.76.1

ns2.desec.org points to 2607:f740:e00a:deec::2 and 157.53.224.1

Mail Servers

The mail server for root-core.net is mail.root-core.net.

root-core.net shares the same mail server setup as other domains, including ns.hetzner.com.root-core.net, hydrogen.ns.hetzner.com.root-core.net, de.root-core.net, com.root-core.net and ns.hetzner.de.root-core.net.

Host name mail.root-core.net resolves to two IPs: 2603:c022:5:4b00::1337 and 140.238.221.178.