trequa.jp - robtex.com
trequa.jp
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=1778761803 | ||||||
Subdomains
mail.trequa.jp |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
○NSdns.trequa.jp2015-07-14 → 2017-03-25 · 4 obs
● 2017-03-25 17:18:24
○ 2026-05-05 08:43:54
○ 2026-05-14 12:42:16
●NSns-1381.awsdns-44.org2026-05-05 → 2026-05-14 · 3 obs
● 2026-05-05 08:43:54
● 2026-05-14 12:42:16
●NSns-153.awsdns-19.com2026-05-05 → 2026-05-14 · 3 obs
● 2026-05-05 08:43:54
● 2026-05-14 12:42:16
●NSns-1659.awsdns-15.co.uk2026-05-05 → 2026-05-14 · 3 obs
● 2026-05-05 08:43:54
● 2026-05-14 12:42:16
●NSns-680.awsdns-21.net2026-05-05 → 2026-05-14 · 3 obs
● 2026-05-05 08:43:54
● 2026-05-14 12:42:16
○NSns.grpht.co.jp2015-07-14 → 2017-03-25 · 4 obs
● 2017-03-25 17:18:24
○ 2026-05-05 08:43:54
○ 2026-05-14 12:42:16
○NSsv.trequa.jp2015-07-14 → 2017-03-25 · 4 obs
● 2017-03-25 17:18:24
○ 2026-05-05 08:43:54
○ 2026-05-14 12:42:16
●MXmail.trequa.jp2015-07-14 → 2026-05-14 · 2 obs
● 2026-05-14 12:42:16
○A211.133.243.1082015-07-14 → 2017-03-25 · 4 obs
● 2017-03-25 17:18:24
○ 2026-05-05 08:43:54
○ 2026-05-14 12:42:16
●A54.250.156.422026-05-05 → 2026-05-14 · 3 obs
● 2026-05-05 08:43:54
● 2026-05-14 12:42:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, e.dns.jp, h.dns.jp, c.dns.jp... | - |
| trequa.jp | ns-680.awsdns-21.net, ns-1659.awsdns-15.co.uk, ns-153.awsdns-19.com, ns-1381.awsdns-44.org | - |
✅ Authoritative Response
Server:205.251.197.101
NS records: ns-680.awsdns-21.net, ns-1659.awsdns-15.co.uk, ns-153.awsdns-19.com, ns-1381.awsdns-44.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for trequa.jp (unsigned zone)
⏱️ Timing
Total: 583ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.250.156.42 |
| NS | 4 | ns-1381.awsdns-44.org, ns-153.awsdns-19.com... |
| MX | 1 | mail.trequa.jp (pri: 10) |
| TXT | 1 | v=spf1 +ip4:211.133.243.108/32 +ip4:18.1 |
| SOA | 1 | ns-153.awsdns-19.com awsdns-hostmaster.a |
Analysis
Hierarchy
trequa.jp is the parent of mail.trequa.jp.
IP Addresses
trequa.jp resolves to a single IP: 54.250.156.42.
Other host names, for instance cm.grpht.co.jp, pizza-sano.jp, maeda-sekizai.co.jp, sekisai.co.jp and quantize.co.jp share IP numbers with trequa.jp.
Name Servers
trequa.jp is delegated to four name servers: ns-153.awsdns-19.com, ns-680.awsdns-21.net, ns-1381.awsdns-44.org and ns-1659.awsdns-15.co.uk.
trequa.jp shares some name servers with other domains, for example alie-learning.com, hq-securityshop.nl, digitalshift.co.jp, cyba.co and taskrabbit.de.
Host names with two IP numbers
Two IPs per host:
ns-153.awsdns-19.com points to 2600:9000:5300:9900::1 and 205.251.192.153
ns-680.awsdns-21.net points to 2600:9000:5302:a800::1 and 205.251.194.168
ns-1381.awsdns-44.org points to 2600:9000:5305:6500::1 and 205.251.197.101
ns-1659.awsdns-15.co.uk points to 2600:9000:5306:7b00::1 and 205.251.198.123
Mail Servers
trequa.jp is handled by a single mail server, mail.trequa.jp.
Host name mail.trequa.jp points to IP 18.180.169.82.