host.d-tu.com - robtex.com
host.d-tu.com
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 133.18.21.200๐ฏ๐ต KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc. | ||||||
| PTR | v133-18-21-200.vir.kagoya.net | ||||||
d-tu.com
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 157.7.221.171๐ฏ๐ต GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| NS | ns1.value-domain.com โญ | ||||||
| NS | ns2.value-domain.com | ||||||
| NS | ns3.value-domain.com โ ๏ธ Not in zone NS records | ||||||
| MX | host.d-tu.com โญ | ||||||
| TXT | v=spf1 a:d-tu.com ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@d-tu.com 2020-08-26 #18 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
โA133.18.21.2002026-03-01 โ 2026-05-13 ยท 3 obs
โ 2016-12-28 04:02:38
โ 2026-03-01 00:49:52
โ 2026-05-13 09:22:18
โ 2026-03-01 00:49:52
โ 2026-05-13 09:22:18
โA153.121.67.582015-08-18 โ 2016-12-28 ยท 4 obs
โ 2015-08-18 01:52:04
โ 2016-12-28 04:02:38
โ 2026-03-01 00:49:52
โ 2026-05-13 09:22:18
โ 2016-12-28 04:02:38
โ 2026-03-01 00:49:52
โ 2026-05-13 09:22:18
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net... | - |
| d-tu.com | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com | 3 records |
โ Authoritative Response
Server:172.64.52.38
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for d-tu.com (unsigned zone)
โฑ๏ธ Timing
Total: 1005ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 133.18.21.200 |
๐ Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com)
Analysis
Mail Server Role
host.d-tu.com serves as the mail server for d-tu.com.
IP Addresses
host.d-tu.com resolves to a single IP address: 133.18.21.200.
Other host names, such as v133-18-21-200.vir.kagoya.net and kagoya.tutui.net, share IP numbers with host.d-tu.com.