iworkjp.com - robtex.com
iworkjp.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns4.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | iworkjp.com ⭐ | ||||||
| TXT | v=spf1 ip4:160.251.150.134 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@iworkjp.com 2020-08-26 #18 | ||||||
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=1776097247 | ||||||
MX for
iworkjp.com |
Subdomains
mail.iworkjp.com |
Same first word
iworkjp.com |
DNS History
14 records (5 active, 9 former)
○NSdns1.name-services.com2015-08-08 → 2016-07-10 · 4 obs
● 2016-07-10 04:55:52
○ 2017-02-17 10:43:22
○ 2026-04-13 16:44:46
○NSdns2.name-services.com2015-08-08 → 2016-07-10 · 4 obs
● 2016-07-10 04:55:52
○ 2017-02-17 10:43:22
○ 2026-04-13 16:44:46
○NSdns3.name-services.com2015-08-08 → 2016-07-10 · 4 obs
● 2016-07-10 04:55:52
○ 2017-02-17 10:43:22
○ 2026-04-13 16:44:46
○NSdns4.name-services.com2015-08-08 → 2016-07-10 · 4 obs
● 2016-07-10 04:55:52
○ 2017-02-17 10:43:22
○ 2026-04-13 16:44:46
○NSdns5.name-services.com2015-08-08 → 2016-07-10 · 4 obs
● 2016-07-10 04:55:52
○ 2017-02-17 10:43:22
○ 2026-04-13 16:44:46
●NSns1.value-domain.com2017-02-17 → 2026-04-13 · 3 obs
● 2017-02-17 10:43:22
● 2026-04-13 16:44:46
●NSns2.value-domain.com2017-02-17 → 2026-04-13 · 3 obs
● 2017-02-17 10:43:22
● 2026-04-13 16:44:46
●NSns3.value-domain.com2026-03-23 → 2026-04-13 · 3 obs
● 2026-03-23 11:32:56
● 2026-04-13 16:44:46
●NSns4.value-domain.com2026-03-23 → 2026-04-13 · 3 obs
● 2026-03-23 11:32:56
● 2026-04-13 16:44:46
●MXiworkjp.com2017-02-17 → 2026-04-13 · 3 obs
● 2017-02-17 10:43:22
● 2026-04-13 16:44:46
○MXmail.iworkjp.com2015-08-08 → 2016-07-10 · 4 obs
● 2016-07-10 04:55:52
○ 2017-02-17 10:43:22
○ 2026-04-13 16:44:46
○A150.95.8.1342019-03-22 → 2019-03-22 · 4 obs
● 2019-03-22 06:22:26
○ 2026-03-23 11:32:56
○ 2026-04-13 16:44:46
○A160.251.150.1342026-03-23 → 2026-04-12 · 4 obs
● 2026-03-23 11:32:56
● 2026-04-12 17:20:48
○ 2026-04-13 16:44:46
○A203.189.104.1342015-08-08 → 2017-02-17 · 4 obs
● 2017-02-17 10:43:22
○ 2019-03-22 06:22:26
○ 2026-04-13 16:44:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net... | - |
| iworkjp.com | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com | 4 records |
✅ Authoritative Response
Server:172.64.53.115
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for iworkjp.com (unsigned zone)
⏱️ Timing
Total: 443ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.150.134 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| MX | 1 | iworkjp.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:160.251.150.134 ~all |
| SOA | 1 | ns1.value-domain.com hostmaster.iworkjp. |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com...)
Analysis
Hierarchy
iworkjp.com is the parent of mail.iworkjp.com.
Mail Server Role
For iworkjp.com, the mail server is iworkjp.com.
Name Servers
iworkjp.com is delegated to four name servers: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and ns4.value-domain.com.
iworkjp.com at least partially shares name servers with other domains, for instance ic1988.com, wry.jp, mmix.jp, ebisstore.com and s-mtp.jp.
these name servers are often used together with ns5.value-domain.com, ns11.value-domain.com, ns12.value-domain.com and ns13.value-domain.com.
Host names with two IP numbers:
ns1.value-domain.com points to: 172.64.52.38 and 172.64.52.161
ns2.value-domain.com points to: 172.64.53.3 and 172.64.53.115
ns3.value-domain.com points to: 172.64.52.38 and 172.64.52.161
ns4.value-domain.com points to: 172.64.53.3 and 172.64.53.115
Host names that point to 172.64.52.38: ns1.value-domain.com and ns3.value-domain.com
Host names that point to 172.64.52.161: ns1.value-domain.com and ns3.value-domain.com
Host names that point to 172.64.53.3: ns2.value-domain.com and ns4.value-domain.com
Host names that point to 172.64.53.115: ns2.value-domain.com and ns4.value-domain.com