0calc.ru - robtex.com

0calc.ru

DNSSEC⚠️ Not signed
A49.13.12.137🇩🇪 Hetzner49.13.0.0/16 HETZNER-DC
PTRstatic.137.12.13.49.clients.your-server.de
NShydrogen.ns.hetzner.com ⭐
A2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRhydrogen.ns.hetzner.com
A213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRhydrogen.ns.hetzner.com
NShelium.ns.hetzner.de ⚠️ Not in parent delegation
A2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRhelium.ns.hetzner.de
A193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRhelium.ns.hetzner.de
NSoxygen.ns.hetzner.com
A2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRoxygen.ns.hetzner.com
A88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
PTRoxygen.ns.hetzner.com
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2025-12-30 #9

ru

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=4068281

Subdomains

web2.0calc.ru
www.0calc.ru

Same first word

0calc.fr
0calc.es
0calc.com
0calc.in
0calc.de
0calc.ru

DNS History

9 records (4 active, 5 former)

2017201820192020202120222023202420252026NShelium.ns.hetzner.dehydrogen.ns.hetzner.comoxygen.ns.hetzner.comns-1259.awsdns-29.orgns-1646.awsdns-13.co.ukns-374.awsdns-46.comns-600.awsdns-11.netA49.13.12.137209.126.117.101
●NShelium.ns.hetzner.de2026-02-17 → 2026-03-26 · 3 obs
○ 2016-12-05 02:22:04
● 2026-02-17 06:02:08
● 2026-03-26 10:59:02
●NShydrogen.ns.hetzner.com2026-02-17 → 2026-03-26 · 3 obs
○ 2016-12-05 02:22:04
● 2026-02-17 06:02:08
● 2026-03-26 10:59:02
○NSns-1259.awsdns-29.org2016-12-05 → 2016-12-05 · 3 obs
● 2016-12-05 02:22:04
○ 2026-02-17 06:02:08
○ 2026-03-26 10:59:02
○NSns-1646.awsdns-13.co.uk2016-12-05 → 2016-12-05 · 3 obs
● 2016-12-05 02:22:04
○ 2026-02-17 06:02:08
○ 2026-03-26 10:59:02
○NSns-374.awsdns-46.com2016-12-05 → 2016-12-05 · 3 obs
● 2016-12-05 02:22:04
○ 2026-02-17 06:02:08
○ 2026-03-26 10:59:02
○NSns-600.awsdns-11.net2016-12-05 → 2016-12-05 · 3 obs
● 2016-12-05 02:22:04
○ 2026-02-17 06:02:08
○ 2026-03-26 10:59:02
●NSoxygen.ns.hetzner.com2026-02-17 → 2026-03-26 · 3 obs
○ 2016-12-05 02:22:04
● 2026-02-17 06:02:08
● 2026-03-26 10:59:02
○A209.126.117.1012016-12-05 → 2016-12-05 · 3 obs
● 2016-12-05 02:22:04
○ 2026-02-17 06:02:08
○ 2026-03-26 10:59:02
●A49.13.12.1372026-02-17 → 2026-03-26 · 3 obs
○ 2016-12-05 02:22:04
● 2026-02-17 06:02:08
● 2026-03-26 10:59:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...-
0calc.ruhydrogen.ns.hetzner.com, oxygen.ns.hetzner.com-

✅ Authoritative Response

Server:213.133.100.98

NS records: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 0calc.ru (unsigned zone)

⏱️ Timing

Total: 614ms | Queries: -

📄 Records

TypeCountSample Data
A149.13.12.137
NS3hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com...
SOA1hydrogen.ns.hetzner.com dns.hetzner.com

Analysis

Hierarchy

0calc.ru is a parent of web2.0calc.ru and www.0calc.ru.

IP Addresses

0calc.ru maps to IP address 49.13.12.137.

Other host names, for instance www.0rechner.de, web2.0calc.ru, web2.0calc.fr, 0calc.in and 0calc.de share IP numbers with 0calc.ru.

Name Servers

0calc.ru is delegated to name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

0calc.ru at least partially shares name servers with other domains such as deutscheshaus-fl.de, for-cheaters.de, blacksonblonds.de, kuhl.at and gegen-bilderklau.net.

Host names with two IP numbers:

hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98.

oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192.

helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5.