mathcloud.co.kr - dns.ninja

mathcloud.co.kr

DNSSEC⚠️ Not signed
A75.2.85.42🇺🇸 Amazon75.2.80.0/20
PTRa4c6c51f8b10d0080.awsglobalaccelerator.com
A99.83.196.71🇺🇸 Amazon99.83.192.0/20
NSns1.hosting.co.kr ⭐
A121.254.170.11🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
NSns2.hosting.co.kr
A43.201.141.93🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix
PTRec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com
NSns3.hosting.co.kr ⚠️ Not in zone NS records
A121.254.170.12🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
NSns4.hosting.co.kr ⚠️ Not in zone NS records
A43.201.141.93🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix
PTRec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com
SOAns1.hosting.co.kradmin@mathcloud.co.kr serial=1

co.kr

DNSSEC⚠️ Not signed
NSg.dns.kr ⭐ ⚠️ Not in parent delegation
NSb.dns.kr ⚠️ Not in parent delegation
NSc.dns.kr ⚠️ Not in parent delegation
NSd.dns.kr ⚠️ Not in parent delegation
NSe.dns.kr ⚠️ Not in parent delegation
NSf.dns.kr ⚠️ Not in parent delegation
SOAg.dns.krdomain-manager@nic.or.kr serial=2607120544
WOT: UNKNOWN (62/100)

Same first word

mathcloud.co.kr
mathcloud.net
mathcloud.io
mathcloud.com

Similar names

modulacht.net
cloudmath.de
modulacht.de

DNS History

17 records (6 active, 11 former)

20162017201820192020202120222023202420252026NSns1.hosting.co.krns2.hosting.co.krns3.hosting.co.krns4.hosting.co.krns-1464.awsdns-55.orgns-1830.awsdns-36.co.ukns-217.awsdns-27.comns-553.awsdns-05.netns.gabia.co.krns.gabia.co.kr.mathcloud.co.krns.gabia.netns1.gabia.co.krA75.2.85.4299.83.196.71121.254.178.25054.186.149.154.200.234.193
○NSns-1464.awsdns-55.org2015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 00:03:16
○ 2015-11-10 18:05:34
○ 2026-07-12 02:16:50
○NSns-1830.awsdns-36.co.uk2015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 00:03:16
○ 2015-11-10 18:05:34
○ 2026-07-12 02:16:50
○NSns-217.awsdns-27.com2015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 00:03:16
○ 2015-11-10 18:05:34
○ 2026-07-12 02:16:50
○NSns-553.awsdns-05.net2015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 00:03:16
○ 2015-11-10 18:05:34
○ 2026-07-12 02:16:50
○NSns.gabia.co.kr2015-11-10 → 2018-11-10 · 5 obs
○ 2015-06-30 00:03:16
● 2015-11-10 18:05:34
● 2018-11-10 11:52:22
○ 2026-04-16 13:24:18
○ 2026-07-12 02:16:50
○NSns.gabia.co.kr.mathcloud.co.kr2015-11-10 → 2018-11-10 · 5 obs
○ 2015-06-30 00:03:16
● 2015-11-10 18:05:34
● 2018-11-10 11:52:22
○ 2026-04-16 13:24:18
○ 2026-07-12 02:16:50
○NSns.gabia.net2015-11-10 → 2018-11-10 · 5 obs
○ 2015-06-30 00:03:16
● 2015-11-10 18:05:34
● 2018-11-10 11:52:22
○ 2026-04-16 13:24:18
○ 2026-07-12 02:16:50
○NSns1.gabia.co.kr2015-11-10 → 2018-11-10 · 5 obs
○ 2015-06-30 00:03:16
● 2015-11-10 18:05:34
● 2018-11-10 11:52:22
○ 2026-04-16 13:24:18
○ 2026-07-12 02:16:50
●NSns1.hosting.co.kr2026-04-16 → 2026-07-12 · 3 obs
○ 2018-11-10 11:52:22
● 2026-04-16 13:24:18
● 2026-07-12 02:16:50
●NSns2.hosting.co.kr2026-04-16 → 2026-07-12 · 3 obs
○ 2018-11-10 11:52:22
● 2026-04-16 13:24:18
● 2026-07-12 02:16:50
●NSns3.hosting.co.kr2026-04-16 → 2026-07-12 · 3 obs
○ 2018-11-10 11:52:22
● 2026-04-16 13:24:18
● 2026-07-12 02:16:50
●NSns4.hosting.co.kr2026-04-16 → 2026-07-12 · 3 obs
○ 2018-11-10 11:52:22
● 2026-04-16 13:24:18
● 2026-07-12 02:16:50
○A121.254.178.2502015-11-10 → 2018-11-10 · 5 obs
○ 2015-06-30 00:03:16
● 2015-11-10 18:05:34
● 2018-11-10 11:52:22
○ 2026-04-16 13:24:18
○ 2026-07-12 02:16:50
○A54.186.149.12015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 00:03:16
○ 2015-11-10 18:05:34
○ 2026-07-12 02:16:50
○A54.200.234.1932015-06-30 → 2015-06-30 · 3 obs
● 2015-06-30 00:03:16
○ 2015-11-10 18:05:34
○ 2026-07-12 02:16:50
●A75.2.85.422026-07-12 → 2026-07-12 · 3 obs
○ 2026-04-16 13:24:18
● 2026-07-12 02:16:48
● 2026-07-12 02:16:50
●A99.83.196.712026-07-12 → 2026-07-12 · 3 obs
○ 2026-04-16 13:24:18
● 2026-07-12 02:16:48
● 2026-07-12 02:16:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krf.dns.kr, d.dns.kr, b.dns.kr, c.dns.kr...-
mathcloud.co.krns1.hosting.co.kr, ns4.hosting.co.kr, ns3.hosting.co.kr, ns2.hosting.co.kr4 records

✅ Authoritative Response

Server:121.254.170.12

NS records: ns1.hosting.co.kr, ns4.hosting.co.kr, ns3.hosting.co.kr, ns2.hosting.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathcloud.co.kr (unsigned zone)

⏱️ Timing

Total: 1025ms | Queries: -

📄 Records

TypeCountSample Data
A275.2.85.42, 99.83.196.71
NS2ns1.hosting.co.kr, ns2.hosting.co.kr
SOA1ns1.hosting.co.kr admin.mathcloud.co.kr

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns4.hosting.co.kr, ns3.hosting.co.kr, ns2.hosting.co.kr...)

Analysis

IP Addresses

mathcloud.co.kr has two IP addresses: 75.2.85.42 and 99.83.196.71

seojong.org, nocturn.co.kr, crecall.com and two other host names share IP numbers with mathcloud.co.kr.

Name Servers

The authoritative name servers for mathcloud.co.kr are ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.

At least some of mathcloud.co.kr's name servers are shared with other domains, for example schneiker.com, dxp.kr, morontia.com and two more.

Each of ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr has exactly one IP address — ns1.hosting.co.kr points to 121.254.170.11, ns2.hosting.co.kr points to 43.201.141.93, ns3.hosting.co.kr points to 121.254.170.12 and ns4.hosting.co.kr points to 43.201.141.93. Note that ns2.hosting.co.kr and ns4.hosting.co.kr share the address 43.201.141.93.

The host names ns2.hosting.co.kr and ns4.hosting.co.kr both resolve to 43.201.141.93 IP addresses.