koentanbo.com - robtex.com

koentanbo.com

DNSSEC⚠️ Not signed
A157.7.184.28🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
NSns11.value-domain.com ⭐ ⚠️ Not in parent delegation
A172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.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
NSns12.value-domain.com ⚠️ Not in zone NS records
A172.64.53.86🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.188🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns13.value-domain.com ⚠️ Not in zone NS records
A172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.value-domain.com ⚠️ Not in parent delegation
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
MXkoentanbo.com ⭐
A157.7.184.28🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
TXTv=spf1 ip4:157.7.184.28 ~all
SOAns1.value-domain.comhostmaster@koentanbo.com 2020-08-26 #23

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=1774644197

MX for

koentanbo.com

Same first word

koentanbo.com

DNS History

7 records (7 active, 0 former)

2020202120222023202420252026NSns1.value-domain.comns11.value-domain.comns12.value-domain.comns13.value-domain.comns2.value-domain.comMXkoentanbo.comA157.7.184.28
●NSns1.value-domain.com2026-02-24 → 2026-03-27 · 3 obs
○ 2019-03-20 07:56:30
● 2026-02-24 17:42:58
● 2026-03-27 21:12:30
●NSns11.value-domain.com2019-03-20 → 2026-03-27 · 2 obs
● 2019-03-20 07:56:30
● 2026-03-27 21:12:30
●NSns12.value-domain.com2019-03-20 → 2026-03-27 · 2 obs
● 2019-03-20 07:56:30
● 2026-03-27 21:12:30
●NSns13.value-domain.com2019-03-20 → 2026-03-27 · 2 obs
● 2019-03-20 07:56:30
● 2026-03-27 21:12:30
●NSns2.value-domain.com2026-02-24 → 2026-03-27 · 3 obs
○ 2019-03-20 07:56:30
● 2026-02-24 17:42:58
● 2026-03-27 21:12:30
●MXkoentanbo.com2019-03-20 → 2026-03-27 · 2 obs
● 2019-03-20 07:56:30
● 2026-03-27 21:12:30
●A157.7.184.282019-03-20 → 2026-03-27 · 2 obs
● 2019-03-20 07:56:30
● 2026-03-27 21:12:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
koentanbo.comns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com3 records

✅ Authoritative Response

Server:172.64.52.184

NS records: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koentanbo.com (unsigned zone)

⏱️ Timing

Total: 383ms | Queries: -

📄 Records

TypeCountSample Data
A1157.7.184.28
NS2ns2.value-domain.com, ns1.value-domain.com
MX1koentanbo.com (pri: 10)
TXT1v=spf1 ip4:157.7.184.28 ~all
SOA1ns1.value-domain.com hostmaster.koentanb

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com)

Analysis

Mail Server Role

For koentanbo.com, the mail server is koentanbo.com.

IP Addresses

koentanbo.com points to a single IP number: 157.7.184.28.

other host names for instance next-navi.com, jbna.jp, yoru.biz, lip-service.biz and mail.douroshisetsu.co.jp share IP numbers with koentanbo.com.

Name Servers

koentanbo.com is delegated to five name servers: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com, ns1.value-domain.com and ns2.value-domain.com.

koentanbo.com at least partially shares name servers with other domains, for instance hioki.net, ryu1.jp, i-red.info, minokamo.info and yuyado-ichibanchi.jp.

These name servers are commonly used with ns3.value-domain.com, ns4.value-domain.com and ns5.value-domain.com.

Host names with two IP numbers:

ns11.value-domain.com points to: 172.64.52.98 and 172.64.52.184

ns12.value-domain.com points to: 172.64.53.86 and 172.64.53.188

ns13.value-domain.com points to: 172.64.52.98 and 172.64.52.184

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

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

Host names that point to 172.64.52.98: ns11.value-domain.com and ns13.value-domain.com

Host names that point to 172.64.52.184: ns11.value-domain.com and ns13.value-domain.com

Mail Servers

One mail server handles koentanbo.com.

Host name koentanbo.com points to IP address 157.7.184.28.