tenkyu.com - robtex.com

tenkyu.com

DNSSEC⚠️ Not signed
A202.172.26.8🇯🇵 DRNET202.172.24.0/21
PTRm7.coreserver.jp
NSns1.value-domain.com ⭐
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.value-domain.com
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns3.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns4.value-domain.com ⚠️ Not in zone NS records
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns5.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXtenkyu.com ⭐
A202.172.26.8🇯🇵 DRNET202.172.24.0/21
PTRm7.coreserver.jp
TXTv=spf1 ip4:202.172.26.8 include:mxr.valueserver.jp ~all
SOAns1.value-domain.comhostmaster@tenkyu.com 2024-12-02 #15

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=1774471447

MX for

tenkyu.com

Same first word

tenkyu.org
tenkyu.com

Similar names

kyuten.com
unytek.com
tyuken.com
ntkeyu.com
tykune.com.au
keynut.com
kyunet.com
nyutek.com
kuyten.com

DNS History

7 records (7 active, 0 former)

20162017201820192020202120222023202420252026NSns1.value-domain.comns2.value-domain.comns3.value-domain.comns4.value-domain.comns5.value-domain.comMXtenkyu.comA202.172.26.8
●NSns1.value-domain.com2015-08-05 → 2026-03-25 · 2 obs
● 2015-08-05 07:12:02
● 2026-03-25 20:58:32
●NSns2.value-domain.com2015-08-05 → 2026-03-25 · 2 obs
● 2015-08-05 07:12:02
● 2026-03-25 20:58:32
●NSns3.value-domain.com2026-03-25 → 2026-03-25 · 2 obs
○ 2015-08-05 07:12:02
● 2026-03-25 20:58:32
●NSns4.value-domain.com2026-03-25 → 2026-03-25 · 2 obs
○ 2015-08-05 07:12:02
● 2026-03-25 20:58:32
●NSns5.value-domain.com2026-03-25 → 2026-03-25 · 2 obs
○ 2015-08-05 07:12:02
● 2026-03-25 20:58:32
●MXtenkyu.com2015-08-05 → 2026-03-25 · 2 obs
● 2015-08-05 07:12:02
● 2026-03-25 20:58:32
●A202.172.26.82015-08-05 → 2026-03-25 · 2 obs
● 2015-08-05 07:12:02
● 2026-03-25 20:58:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net...-
tenkyu.comns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com...5 records

✅ Authoritative Response

Server:172.64.52.161

NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tenkyu.com (unsigned zone)

⏱️ Timing

Total: 574ms | Queries: -

📄 Records

TypeCountSample Data
A1202.172.26.8
NS2ns2.value-domain.com, ns1.value-domain.com
MX1tenkyu.com (pri: 10)
TXT1v=spf1 ip4:202.172.26.8 include:mxr.valu
SOA1ns1.value-domain.com hostmaster.tenkyu.c

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com...)

Analysis

Mail Server Role

tenkyu.com serves as the mail server for tenkyu.com.

IP Addresses

tenkyu.com points to a single IP number: 202.172.26.8.

Other host names, for instance across-the-universe.jp, mail.nrw.rpimcp.com, mail.tosq.com, www.zabbix.co.jp and 8sm.net share IP numbers with tenkyu.com.

Name Servers

tenkyu.com is delegated to five name servers: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com and ns5.value-domain.com.

tenkyu.com shares name servers with other domains at least partially, for instance mantan-c.com, growhair-jk.com, halca.com, sm-japan.info and daishincreate.com.

these name servers are often used with ns11.value-domain.com, ns12.value-domain.com and ns13.value-domain.com.

Hosts with two IP numbers:

Host ns1.value-domain.com points to 172.64.52.38 and 172.64.52.161

Host ns2.value-domain.com points to 172.64.53.3 and 172.64.53.115

Host ns3.value-domain.com points to 172.64.52.38 and 172.64.52.161

Host ns4.value-domain.com points to 172.64.53.3 and 172.64.53.115

Host ns5.value-domain.com points to 172.64.52.38 and 172.64.52.161

Hosts pointing to 172.64.52.38: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com

Hosts pointing to 172.64.52.161: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com

Hosts pointing to 172.64.53.3: ns2.value-domain.com and ns4.value-domain.com

Hosts pointing to 172.64.53.115: ns2.value-domain.com and ns4.value-domain.com

Mail Servers

A single mail server handles tenkyu.com and tenkyu.com.

Host name tenkyu.com resolves to IP 202.172.26.8.