sbt-isc.jp - robtex.com
sbt-isc.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | bdns01.gmoregistry.net | ||||||
| A | 2600:1800:5::1🇺🇸 Tiggee2600:1800:5::/48 DNS Made Easy anycast network | ||||||
| PTR | ns5.dnsmadeeasy.com | ||||||
| A | 208.94.148.13🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network | ||||||
| PTR | ns5.dnsmadeeasy.com | ||||||
| NS | bdns02.gmoregistry.net | ||||||
| A | 2600:1801:6::1🇺🇸 Tiggee2600:1801:6::/48 DNS Made Easy anycast network | ||||||
| PTR | ns6.dnsmadeeasy.com | ||||||
| A | 208.80.124.13🇺🇸 Tiggee208.80.124.0/24 DNS Made Easy anycast network | ||||||
| PTR | ns6.dnsmadeeasy.com | ||||||
| NS | bdns03.gmoregistry.net | ||||||
| A | 208.80.126.13🇺🇸 Tiggee208.80.126.0/24 DNS Made Easy anycast network | ||||||
| PTR | ns7.dnsmadeeasy.com | ||||||
| MX | sc00-mail04.sbt-isc.jp ⭐ | ||||||
| A | 103.173.104.20🇯🇵 SBT-SC103.173.104.0/23 SBTechnologyCorp. X-keiro:sbt_security_cloud@tech.softbank.co.jp | ||||||
| PTR | s00900mlr021-1.sbt-isc.jp | ||||||
| TXT | google-site-verification=T6LuMRVgkUaWfutf2hiRKoo83-rJHih6cjQDx5FYhEU | ||||||
| TXT | v=spf1 +ip4:103.173.104.19/31 +ip4:103.173.104.22 +ip4:103.173.104.11 +ip4:15... | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1765444230 | ||||||
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=1778254203 | ||||||
Subdomains
sc07-mail01.sbt-isc.jp |
s00900mlr011-1.sbt-isc.jp |
sc00-mail04.sbt-isc.jp |
sc03-mail01.sbt-isc.jp |
sc02-mail01.sbt-isc.jp |
sc09-mail01.sbt-isc.jp |
sc15-mail01.sbt-isc.jp |
sc35-mail01.sbt-isc.jp |
sc11-mail01.sbt-isc.jp |
sc41-mail01.sbt-isc.jp |
sc04-mail01.sbt-isc.jp |
s00900mlr021-1.sbt-isc.jp |
sc06-mail01.sbt-isc.jp |
sc42-mail01.sbt-isc.jp |
sc05-mail01.sbt-isc.jp |
Same first word
sbt-isc.jp |
Similar names
DNS History
5 records (5 active, 0 former)
●NSbdns01.gmoregistry.net2026-02-14 → 2026-05-08 · 2 obs
● 2026-05-08 15:57:28
●NSbdns02.gmoregistry.net2026-02-14 → 2026-05-08 · 2 obs
● 2026-05-08 15:57:28
●NSbdns03.gmoregistry.net2026-02-14 → 2026-05-08 · 2 obs
● 2026-05-08 15:57:28
●MXsc00-mail04.sbt-isc.jp2026-02-14 → 2026-05-08 · 2 obs
● 2026-05-08 15:57:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| sbt-isc.jp | bdns01.gmoregistry.net, bdns02.gmoregistry.net, bdns03.gmoregistry.net | - |
✅ Authoritative Response
Server:208.80.126.13
NS records: bdns01.gmoregistry.net, bdns02.gmoregistry.net, bdns03.gmoregistry.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sbt-isc.jp (unsigned zone)
⏱️ Timing
Total: 1091ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | bdns03.gmoregistry.net, bdns02.gmoregistry.net... |
| MX | 1 | sc00-mail04.sbt-isc.jp (pri: 10) |
| TXT | 2 | v=spf1 +ip4:103.173.104.19/31 +ip4:103.1, google-site-verification=T6LuMRVgkUaWfut |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Hierarchy
sbt-isc.jp is a parent of sc07-mail01.sbt-isc.jp, s00900mlr011-1.sbt-isc.jp, sc00-mail04.sbt-isc.jp, sc03-mail01.sbt-isc.jp, sc02-mail01.sbt-isc.jp and a few other host names.
Name Servers
sbt-isc.jp is delegated to four name servers: 01.dnsv.jp, bdns01.gmoregistry.net, bdns02.gmoregistry.net and bdns03.gmoregistry.net.
sbt-isc.jp at least partially shares name servers with other domains, including sugiura-c.com, china-town.jp, kotteri.jp, mirai-compass.jp.net and gmob-sys.info.
these name servers are commonly used with 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp and uoons001.city.uonuma.niigata.jp.
Host names with two IP numbers:
01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53.
bdns01.gmoregistry.net points to 2600:1800:5::1 and 208.94.148.13.
bdns02.gmoregistry.net points to 2600:1801:6::1 and 208.80.124.13.
Host names with one IP number:
bdns03.gmoregistry.net points to 208.80.126.13.
Mail Servers
sbt-isc.jp is handled by a single mail server, sc00-mail04.sbt-isc.jp.
sc00-mail04.sbt-isc.jp points to a single IP: 103.173.104.20.