`keiorugby.com`

DNSSEC	⚠️ Not signed
A	202.172.25.123^{🇯🇵 DRNET202.172.24.0/21}
		PTR	`c1002.coreserver.jp`
NS	`ns1.value-domain.com` ⭐
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.52.161^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.value-domain.com`
		A	172.64.53.3^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.53.115^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.52.161^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns4.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.53.3^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.53.115^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns5.value-domain.com` ⚠️ Not in zone NS records
		A	172.64.52.38^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.52.161^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`keiorugby.com` ⭐
		A	202.172.25.123^{🇯🇵 DRNET202.172.24.0/21}
			PTR	`c1002.coreserver.jp`
TXT	`google-site-verification=tgiDVsfc9HkhCMvMiuoCl0fpFSd0-y3fso6si2knnpE`
TXT	`v=spf1 ip4:202.172.25.123 include:spf.bmv.jp ~all`
TXT	`google-site-verification=ukpoebYC3sTq1V7aWK_s2mjScOtzpPfR9g8sAZ4oe90`
SOA	`ns1.value-domain.com`hostmaster@keiorugby.com 2025-12-02 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774540487

MX for

keiorugby.com

Same first word

keiorugby.com

DNS History

14 records (7 active, 7 former)

○NSdns1.name-services.com2015-06-20 → 2016-11-09 · 5 obs

○ 2008-03-07 18:27:10
● 2015-06-20 19:41:32
● 2016-11-09 05:42:44
○ 2026-03-26 15:56:00
○ 2026-03-26 15:56:02

○NSdns2.name-services.com2015-06-20 → 2016-11-09 · 5 obs

○ 2008-03-07 18:27:10
● 2015-06-20 19:41:32
● 2016-11-09 05:42:44
○ 2026-03-26 15:56:00
○ 2026-03-26 15:56:02

○NSdns3.name-services.com2015-06-20 → 2016-11-09 · 5 obs

○ 2008-03-07 18:27:10
● 2015-06-20 19:41:32
● 2016-11-09 05:42:44
○ 2026-03-26 15:56:00
○ 2026-03-26 15:56:02

○NSdns4.name-services.com2015-06-20 → 2016-11-09 · 5 obs

○ 2008-03-07 18:27:10
● 2015-06-20 19:41:32
● 2016-11-09 05:42:44
○ 2026-03-26 15:56:00
○ 2026-03-26 15:56:02

○NSdns5.name-services.com2015-06-20 → 2016-11-09 · 5 obs

○ 2008-03-07 18:27:10
● 2015-06-20 19:41:32
● 2016-11-09 05:42:44
○ 2026-03-26 15:56:00
○ 2026-03-26 15:56:02

●NSns1.value-domain.com2026-03-26 → 2026-03-26 · 3 obs

○ 2016-11-09 05:42:44
● 2026-03-26 15:56:00
● 2026-03-26 15:56:02

●NSns2.value-domain.com2026-03-26 → 2026-03-26 · 3 obs

○ 2016-11-09 05:42:44
● 2026-03-26 15:56:00
● 2026-03-26 15:56:02

●NSns3.value-domain.com2026-03-26 → 2026-03-26 · 3 obs

○ 2016-11-09 05:42:44
● 2026-03-26 15:56:00
● 2026-03-26 15:56:02

●NSns4.value-domain.com2026-03-26 → 2026-03-26 · 3 obs

○ 2016-11-09 05:42:44
● 2026-03-26 15:56:00
● 2026-03-26 15:56:02

●NSns5.value-domain.com2026-03-26 → 2026-03-26 · 3 obs

○ 2016-11-09 05:42:44
● 2026-03-26 15:56:00
● 2026-03-26 15:56:02

●MXkeiorugby.com2026-03-26 → 2026-03-26 · 2 obs

● 2026-03-26 15:56:00
● 2026-03-26 15:56:02

●A202.172.25.1232026-03-26 → 2026-03-26 · 3 obs

○ 2016-11-09 05:42:44
● 2026-03-26 15:56:00
● 2026-03-26 15:56:02

○A98.124.204.162016-04-14 → 2016-11-09 · 5 obs

○ 2016-01-19 20:56:16
● 2016-04-14 05:27:36
● 2016-11-09 05:42:44
○ 2026-03-26 15:56:00
○ 2026-03-26 15:56:02

○A98.124.253.2162015-06-20 → 2016-01-19 · 5 obs

○ 2008-03-07 18:27:10
● 2015-06-20 19:41:32
● 2016-01-19 20:56:16
○ 2016-04-14 05:27:36
○ 2026-03-26 15:56:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net...	-
keiorugby.com	ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com...	5 records

✅ Authoritative Response

Server:172.64.52.38

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 keiorugby.com (unsigned zone)

⏱️ Timing

Total: 412ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.172.25.123`
NS	2	`ns2.value-domain.com, ns1.value-domain.com`
MX	1	`keiorugby.com (pri: 10)`
TXT	3	`google-site-verification=tgiDVsfc9HkhCMv, v=spf1 ip4:202.172.25.123 include:spf.bm...`
SOA	1	`ns1.value-domain.com hostmaster.keiorugb`

📌 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

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

IP Addresses

keiorugby.com resolves to a single IP address: 202.172.25.123.

Other host names including west-mitsubishi-motor-sales.com, car-schoolgv.net, mx.machilabo.jp, ns2.ang.co.jp and ns2.car-schoolgv.net share IP numbers with keiorugby.com.

Name Servers

keiorugby.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.

keiorugby.com at least partially shares name servers with other domains, including world-npc.net, dentist-nakashima.jp, ams-laboratory.com, hybridfan.biz and math4million.com.

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

Host names with two IPs:

ns1.value-domain.com resolves to 172.64.52.38 and 172.64.52.161; ns2.value-domain.com resolves to 172.64.53.3 and 172.64.53.115; ns3.value-domain.com resolves to 172.64.52.38 and 172.64.52.161; ns4.value-domain.com resolves to 172.64.53.3 and 172.64.53.115; ns5.value-domain.com resolves to 172.64.52.38 and 172.64.52.161.

Host names resolving to 172.64.52.38: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com.

Host names resolving to 172.64.52.161: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com.

Host names resolving to 172.64.53.3: ns2.value-domain.com and ns4.value-domain.com.

Host names resolving to 172.64.53.115: ns2.value-domain.com and ns4.value-domain.com.

Mail Servers

A single mail server handles keiorugby.com.

keiorugby.com points to a single IP: 202.172.25.123.

keiorugby.com - robtex.com

keiorugby.com

com

MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Mail Server Role

IP Addresses

Name Servers

Mail Servers

`keiorugby.com`

`com`