b5calc.com - robtex.com
b5calc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.126.207.175🇯🇵 SAKURA-A153.126.128.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ik1-339-29921.vs.sakura.ne.jp | ||||||
| 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 | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1579674494 | ||||||
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.netnstld@verisign-grs.com serial=1778548202 | ||||||
Same first word
b5calc.com |
DNS History
9 records (5 active, 4 former)
●NS01.dnsv.jp2015-10-22 → 2026-05-12 · 3 obs
● 2015-10-22 12:12:20
● 2026-05-12 01:12:52
●NS02.dnsv.jp2015-10-22 → 2026-05-12 · 3 obs
● 2015-10-22 12:12:20
● 2026-05-12 01:12:52
●NS03.dnsv.jp2015-10-22 → 2026-05-12 · 3 obs
● 2015-10-22 12:12:20
● 2026-05-12 01:12:52
●NS04.dnsv.jp2015-10-22 → 2026-05-12 · 3 obs
● 2015-10-22 12:12:20
● 2026-05-12 01:12:52
○NSns01.gmoserver.jp2015-06-10 → 2015-06-10 · 3 obs
○ 2015-10-22 12:12:20
○ 2026-05-12 01:12:52
○NSns02.gmoserver.jp2015-06-10 → 2015-06-10 · 3 obs
○ 2015-10-22 12:12:20
○ 2026-05-12 01:12:52
○MXmx.b5calc.com2015-06-10 → 2015-06-10 · 3 obs
○ 2015-10-22 12:12:20
○ 2026-05-12 01:12:52
●A153.126.207.1752016-01-01 → 2026-05-12 · 3 obs
● 2016-01-01 01:36:00
● 2026-05-12 01:12:52
○A210.253.101.322015-06-10 → 2015-10-22 · 4 obs
● 2015-10-22 12:12:20
○ 2016-01-01 01:36:00
○ 2026-05-12 01:12:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net... | - |
| b5calc.com | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.34.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b5calc.com (unsigned zone)
⏱️ Timing
Total: 997ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.126.207.175 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
IP Addresses
b5calc.com points to a single IP number: 153.126.207.175.
Other host names, for instance ik1-339-29921.vs.sakura.ne.jp, share IP numbers with b5calc.com.
Name Servers
b5calc.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
b5calc.com shares name servers with other domains at least partially, for instance ss-k.net, hokuosangyo.com, itakura.co.jp, fctoreros.net and realq.co.jp.
Host names with two IP numbers:
01.dnsv.jp points to: 2400:8500:3300::53 and 157.7.32.53.
03.dnsv.jp points to: 2400:8500:3000::53 and 157.7.34.53.
04.dnsv.jp points to: 2400:8500:3fff::53 and 157.7.35.53.
Host names with one IP number:
02.dnsv.jp points to: 157.7.33.53.