sekaikan.org - robtex.com
sekaikan.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.172.28.37🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | s36.coreserver.jp | ||||||
| NS | ns11.value-domain.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.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 | ns12.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.86🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.188🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns13.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | sekaikan.org ⭐ | ||||||
| A | 202.172.28.37🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | s36.coreserver.jp | ||||||
| TXT | v=spf1 +mx include:myasp.jp ~all | ||||||
| TXT | v=spf1 ip4:202.172.28.37 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@sekaikan.org 2023-02-07 #9 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1785580006 | ||||||
MX for
sekaikan.org |
Same first word
Similar names
kenkasai.jp |
sekinaka.co.jp |
kanaseki.jp |
akinseak.com |
kasienka.com |
ekkanisa.com |
sakakien.net |
kanaseki.com |
kasenkai.com |
kasienka.net.pl |
kanaseki.co.jp |
DNS History
7 records (7 active, 0 former)
●NSns1.value-domain.com2026-05-26 → 2026-08-01 · 2 obs
● 2026-08-01 10:49:30
●NSns11.value-domain.com2026-05-26 → 2026-08-01 · 2 obs
● 2026-08-01 10:49:30
●NSns12.value-domain.com2026-05-26 → 2026-08-01 · 2 obs
● 2026-08-01 10:49:30
●NSns13.value-domain.com2026-05-26 → 2026-08-01 · 2 obs
● 2026-08-01 10:49:30
●NSns2.value-domain.com2026-05-26 → 2026-08-01 · 2 obs
● 2026-08-01 10:49:30
●MXsekaikan.org2026-05-26 → 2026-08-01 · 2 obs
● 2026-08-01 10:49:30
●A202.172.28.372026-05-26 → 2026-08-01 · 2 obs
● 2026-08-01 10:49:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| sekaikan.org | ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com | - |
✅ Authoritative Response
Server:172.64.52.98
NS records: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sekaikan.org (unsigned zone)
⏱️ Timing
Total: 713ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.172.28.37 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| MX | 1 | sekaikan.org (pri: 10) |
| TXT | 2 | v=spf1 ip4:202.172.28.37 ~all, v=spf1 +mx include:myasp.jp ~all |
| SOA | 1 | ns1.value-domain.com hostmaster.sekaikan |
Analysis
Mail Server Role
sekaikan.org serves as a mail server for sekaikan.org.
IP Addresses
sekaikan.org has exactly one IP address — 202.172.28.37.
www.933.jp, matrix-dds.com, www.tonic.jp.to plus two other host names have IP numbers in common with sekaikan.org.
Name Servers
Five name servers handle delegation for sekaikan.org: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com and two others.
sekaikan.org has at least partial name server overlap with other domains, such as mczk.in, comic-train.com, yynet.biz and two others.
These name servers tend to appear together with the name servers ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com, plus two others.
Host names pointing to two IP addresses:
ns11.value-domain.com maps to two IP addresses — 172.64.52.98 and 172.64.52.184.
ns12.value-domain.com maps to two IP addresses — 172.64.53.86 and 172.64.53.188.
ns13.value-domain.com maps to two IP addresses — 172.64.52.98 and 172.64.52.184.
Host names resolving to a single IP address:
ns1.value-domain.com points to the IP address 172.64.52.38.
ns2.value-domain.com points to the IP address 172.64.53.3.
These two host names — ns11.value-domain.com and ns13.value-domain.com — each point to 172.64.52.98 IP addresses.
These two host names — ns11.value-domain.com and ns13.value-domain.com — each point to 172.64.52.184 IP addresses.
Mail Servers
sekaikan.org uses exactly one mail server, which is sekaikan.org.
There is one IP number for sekaikan.org: 202.172.28.37.