mrsy.jp - robtex.com
mrsy.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.172.26.40🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | m39.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 | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| MX | mrsy.jp ⭐ | ||||||
| A | 202.172.26.40🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | m39.coreserver.jp | ||||||
| TXT | v=spf1 ip4:202.172.26.40 include:mxr.valueserver.jp ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@mrsy.jp 2024-06-11 #13 | ||||||
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.jproot@dns.jp serial=1785317403 | ||||||
MX for
mrsy.jp |
Subdomains
mail.mrsy.jp |
Same first word
Similar names
DNS History
11 records (7 active, 4 former)
○NSns1.minim.jp2015-08-15 → 2016-03-22 · 4 obs
● 2016-03-22 16:20:40
○ 2017-03-26 07:13:30
○ 2026-07-29 09:45:18
●NSns1.value-domain.com2026-05-01 → 2026-07-29 · 3 obs
● 2026-05-01 14:49:50
● 2026-07-29 09:45:18
○NSns2.minim.jp2015-08-15 → 2016-03-22 · 4 obs
● 2016-03-22 16:20:40
○ 2017-03-26 07:13:30
○ 2026-07-29 09:45:18
●NSns2.value-domain.com2026-05-01 → 2026-07-29 · 3 obs
● 2026-05-01 14:49:50
● 2026-07-29 09:45:18
●NSns3.value-domain.com2026-05-01 → 2026-07-29 · 3 obs
● 2026-05-01 14:49:50
● 2026-07-29 09:45:18
●NSns4.value-domain.com2026-05-01 → 2026-07-29 · 3 obs
● 2026-05-01 14:49:50
● 2026-07-29 09:45:18
●NSns5.value-domain.com2026-05-01 → 2026-07-29 · 3 obs
● 2026-05-01 14:49:50
● 2026-07-29 09:45:18
○MXmail.mrsy.jp2015-08-15 → 2016-03-22 · 4 obs
● 2016-03-22 16:20:40
○ 2017-03-26 07:13:30
○ 2026-07-29 09:45:18
●MXmrsy.jp2026-05-01 → 2026-07-29 · 3 obs
● 2026-05-01 14:49:50
● 2026-07-29 09:45:18
○A153.120.37.592015-08-15 → 2016-03-22 · 4 obs
● 2016-03-22 16:20:40
○ 2017-03-26 07:13:30
○ 2026-07-29 09:45:18
●A202.172.26.402026-05-01 → 2026-07-29 · 3 obs
● 2026-05-01 14:49:50
● 2026-07-29 09:45:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | g.dns.jp, a.dns.jp, c.dns.jp, b.dns.jp... | - |
| mrsy.jp | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com... | - |
✅ 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 mrsy.jp (unsigned zone)
⏱️ Timing
Total: 1118ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.172.26.40 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| MX | 1 | mrsy.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:202.172.26.40 include:mxr.val |
| SOA | 1 | ns1.value-domain.com hostmaster.mrsy.jp |
Analysis
Hierarchy
mail.mrsy.jp is a subdomain of mrsy.jp.
Mail Server Role
The MX record for mrsy.jp points back to mrsy.jp — it is its own mail server.
IP Addresses
mrsy.jp directs to one IP number, which is 202.172.26.40.
Among the host names that share IP numbers with mrsy.jp are rabbitpanda.com, mail.sasaguchi-office.com, pansuto-leg.com and two others.
Name Servers
The authoritative name servers for mrsy.jp are ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.
The name servers of mrsy.jp overlap at least partially with those of other domains — among them cashew.jp, qwave.net, gallery-t.net and two more.
These name servers are routinely co-deployed with the name servers ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com and two others.
Hosts that resolve to one IP address:
ns1.value-domain.com has the IP address 172.64.52.38.
ns2.value-domain.com has the IP address 172.64.53.3.
ns3.value-domain.com has the IP address 172.64.52.38.
ns4.value-domain.com has the IP address 172.64.53.3.
ns5.value-domain.com has the IP address 172.64.52.38.
ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com all direct to 172.64.52.38.
Both ns2.value-domain.com and ns4.value-domain.com resolve to 172.64.53.3 IP addresses each.
Mail Servers
The MX record for mrsy.jp points to a single mail server: mrsy.jp.
mrsy.jp directs to just one IP number, 202.172.26.40.