workdays.jp - robtex.com
workdays.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.182.231.42🇯🇵 Amazon18.182.0.0/16 EC2 NRT prefix | ||||||
| PTR | ec2-18-182-231-42.ap-northeast-1.compute.amazonaws.com | ||||||
| A | 52.194.234.246🇯🇵 Amazon52.194.0.0/15 EC2 NRT prefix | ||||||
| NS | ns-30.awsdns-03.com ⭐ | ||||||
| A | 2600:9000:5300:1e00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-30.awsdns-03.com | ||||||
| A | 205.251.192.30🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-30.awsdns-03.com | ||||||
| NS | ns-1216.awsdns-24.org | ||||||
| A | 2600:9000:5304:c000::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1216.awsdns-24.org | ||||||
| A | 205.251.196.192🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1216.awsdns-24.org | ||||||
| NS | ns-1830.awsdns-36.co.uk | ||||||
| A | 2600:9000:5307:2600::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1830.awsdns-36.co.uk | ||||||
| A | 205.251.199.38🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1830.awsdns-36.co.uk | ||||||
| NS | ns-629.awsdns-14.net | ||||||
| A | 2600:9000:5302:7500::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-629.awsdns-14.net | ||||||
| A | 205.251.194.117🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-629.awsdns-14.net | ||||||
| SOA | ns-30.awsdns-03.comawsdns-hostmaster@amazon.com serial=1 | ||||||
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=1771290902 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns-1216.awsdns-24.org2026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 21:50:54
●NSns-1830.awsdns-36.co.uk2026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 21:50:54
●NSns-30.awsdns-03.com2026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 21:50:54
●NSns-629.awsdns-14.net2026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 21:50:54
●A18.182.231.422026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 21:50:54
●A52.194.234.2462026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 21:50:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| workdays.jp | ns-629.awsdns-14.net, ns-1830.awsdns-36.co.uk, ns-30.awsdns-03.com, ns-1216.awsdns-24.org | - |
✅ Authoritative Response
Server: 205.251.196.192
NS records: ns-629.awsdns-14.net, ns-1830.awsdns-36.co.uk, ns-30.awsdns-03.com, ns-1216.awsdns-24.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for workdays.jp (unsigned zone)
⏱️ Timing
Total: 641ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 18.182.231.42, 52.194.234.246 |
| NS | 4 | ns-1216.awsdns-24.org, ns-1830.awsdns-36.co.uk... |
| SOA | 1 | ns-30.awsdns-03.com awsdns-hostmaster.am |
Analysis
IP Addresses
workdays.jp resolves to two IP numbers: 18.182.231.42 and 52.194.234.246.
Name Servers
workdays.jp is delegated to four name servers: ns-30.awsdns-03.com, ns-629.awsdns-14.net, ns-1216.awsdns-24.org and ns-1830.awsdns-36.co.uk.
workdays.jp shares some name servers with other domains, for example aiwriterdash.com, rbdigitalgateway.us, sharemysymptoms.com, memservices.net and andbeone.com.
These name servers are commonly used with the name servers ns-124.awsdns-15.com, ns-543.awsdns-03.net, ns-1838.awsdns-37.co.uk, ns-855.awsdns-42.net, ns-325.awsdns-40.com and ns-1203.awsdns-22.org.
Host names with two IP numbers
Two IPs per host:
ns-30.awsdns-03.com points to 2600:9000:5300:1e00::1 and 205.251.192.30
ns-629.awsdns-14.net points to 2600:9000:5302:7500::1 and 205.251.194.117
ns-1216.awsdns-24.org points to 2600:9000:5304:c000::1 and 205.251.196.192
ns-1830.awsdns-36.co.uk points to 2600:9000:5307:2600::1 and 205.251.199.38