`runningtrainer.jp`

DNSSEC	⚠️ Not signed
A	160.16.137.38^{🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
		PTR	`tk2-404-43284.vs.sakura.ne.jp`
NS	`ns1.124.srvdomestic3031.com` ⭐ ⚠️ Not in parent delegation
NS	`ns1.soportunited5390.com` ⚠️ Not in zone NS records
		A	160.16.137.38^{🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
			PTR	`tk2-404-43284.vs.sakura.ne.jp`
NS	`ns2.124.srvdomestic3031.com` ⚠️ Not in parent delegation
NS	`ns2.soportunited5390.com` ⚠️ Not in zone NS records
		A	160.16.137.38^{🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
			PTR	`tk2-404-43284.vs.sakura.ne.jp`
MX	`runningtrainer.jp` ⭐
		A	160.16.137.38^{🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
			PTR	`tk2-404-43284.vs.sakura.ne.jp`
TXT	`v=spf1 +a +mx +ip4:160.16.137.38 ~all`
SOA	`ns1.124.srvdomestic3031.com`postmaster@runningtrainer.jp 2024-12-12 #80

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1774790103

rank #933134 globally
rank #16996 in the tld

MX for

runningtrainer.jp

Same first word

runningtrainer.jp

DNS History

6 records (6 active, 0 former)

●NSns1.124.srvdomestic3031.com2026-03-28 → 2026-03-29 · 2 obs

● 2026-03-28 15:30:08
● 2026-03-29 13:45:38

●NSns1.soportunited5390.com2026-03-28 → 2026-03-29 · 2 obs

● 2026-03-28 15:30:08
● 2026-03-29 13:45:38

●NSns2.124.srvdomestic3031.com2026-03-28 → 2026-03-29 · 2 obs

● 2026-03-28 15:30:08
● 2026-03-29 13:45:38

●NSns2.soportunited5390.com2026-03-28 → 2026-03-29 · 2 obs

● 2026-03-28 15:30:08
● 2026-03-29 13:45:38

●MXrunningtrainer.jp2026-03-28 → 2026-03-29 · 2 obs

● 2026-03-28 15:30:08
● 2026-03-29 13:45:38

●A160.16.137.382026-03-28 → 2026-03-29 · 2 obs

● 2026-03-28 15:30:08
● 2026-03-29 13:45:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
runningtrainer.jp	ns2.soportunited5390.com, ns1.soportunited5390.com	-

✅ Authoritative Response

Server:160.16.137.38

NS records: ns2.soportunited5390.com, ns1.soportunited5390.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for runningtrainer.jp (unsigned zone)

⏱️ Timing

Total: 982ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`160.16.137.38`
NS	2	`ns1.124.srvdomestic3031.com, ns2.124.srvdomestic3031.com`
MX	1	`runningtrainer.jp (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:160.16.137.38 ~all`
SOA	1	`ns1.124.srvdomestic3031.com postmaster.r`

Analysis

Mail Server Role

For runningtrainer.jp, the mail server is runningtrainer.jp.

IP Addresses

runningtrainer.jp resolves to one IP number: 160.16.137.38.

other host names including yoshikisuperstar.com, ns1.soportunited5390.com, proxfin.org, tk2-404-43284.vs.sakura.ne.jp and wasai-yanagi.com share IP numbers with runningtrainer.jp.

Name Servers

runningtrainer.jp is delegated to four name servers: ns1.soportunited5390.com, ns2.soportunited5390.com, ns1.124.srvdomestic3031.com and ns2.124.srvdomestic3031.com.

runningtrainer.jp at least partially shares name servers with other domains, for instance yoshikisuperstar.com, proxfin.org, wasai-yanagi.com, haystakt.com and homekenzai.com.

Host names with a single IP:

ns1.soportunited5390.com points to 160.16.137.38.

ns2.soportunited5390.com points to 160.16.137.38.

Host names pointing to 160.16.137.38: ns1.soportunited5390.com and ns2.soportunited5390.com.

Mail Servers

runningtrainer.jp is served by a single mail server, runningtrainer.jp.

runningtrainer.jp resolves to IP 160.16.137.38.

runningtrainer.jp - robtex.com