isfunction.net - robtex.com
isfunction.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.183.102.22🇺🇸 Amazon54.183.0.0/17 EC2 SFO prefix | ||||||
| PTR | ec2-54-183-102-22.us-west-1.compute.amazonaws.com | ||||||
| NS | dns01.muumuu-domain.com ⭐ | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| NS | dns02.muumuu-domain.com | ||||||
| A | 160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | mail20.heteml.jp ⭐ | ||||||
| A | 157.7.189.15🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mail-proxy.heteml.jp | ||||||
| SOA | dns01.muumuu-domain.compostmaster@isfunction.net serial=1629774309 | ||||||
net
| 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=1778530246 | ||||||
Same first word
isfunction.net |
Similar names
DNS History
8 records (4 active, 4 former)
○NSdns0.heteml.jp2015-06-18 → 2017-03-23 · 4 obs
● 2017-03-23 07:07:42
○ 2026-03-29 05:15:28
○ 2026-05-11 20:16:42
●NSdns01.muumuu-domain.com2026-03-29 → 2026-05-11 · 3 obs
● 2026-03-29 05:15:28
● 2026-05-11 20:16:42
●NSdns02.muumuu-domain.com2026-03-29 → 2026-05-11 · 3 obs
● 2026-03-29 05:15:28
● 2026-05-11 20:16:42
○NSdns1.heteml.jp2015-06-18 → 2017-03-23 · 4 obs
● 2017-03-23 07:07:42
○ 2026-03-29 05:15:28
○ 2026-05-11 20:16:42
○A157.7.188.2232015-10-30 → 2017-03-23 · 5 obs
● 2015-10-30 01:38:22
● 2017-03-23 07:07:42
○ 2026-03-29 05:15:28
○ 2026-05-11 20:16:42
○A210.188.199.1972015-06-18 → 2015-06-18 · 3 obs
○ 2015-10-30 01:38:22
○ 2026-05-11 20:16:42
●A54.183.102.222026-03-29 → 2026-05-11 · 3 obs
● 2026-03-29 05:15:28
● 2026-05-11 20:16:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| isfunction.net | dns01.muumuu-domain.com, dns02.muumuu-domain.com | - |
✅ Authoritative Response
Server:160.251.249.62
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for isfunction.net (unsigned zone)
⏱️ Timing
Total: 896ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.183.102.22 |
| NS | 2 | dns02.muumuu-domain.com, dns01.muumuu-domain.com |
| MX | 1 | mail20.heteml.jp (pri: 50) |
| SOA | 1 | dns01.muumuu-domain.com postmaster.isfun |
Analysis
IP Addresses
isfunction.net resolves to a single IP address: 54.183.102.22.
Other host names including creation-deco-design.com, dateworking.com, thenote.co, slvahec.org and tbilisiyogacave.com share IP numbers with isfunction.net.
Name Servers
isfunction.net's delegation uses two name servers, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
isfunction.net shares the same name server setup as other domains, for example skt-co.com, ogojo.com, calmloop.com, local-t.com and isolute.jp.
isfunction.net at least partially shares name servers with other domains, including yonezawa-convention.biz, tejimashika-dc.com, munikuro.com, synclon.com and sado-jugetsukan.com.
Host names with a single IP:
dns01.muumuu-domain.com points to 202.239.23.39.
dns02.muumuu-domain.com points to 160.251.249.62.
Mail Servers
isfunction.net is handled by a single mail server, mail20.heteml.jp.
isfunction.net shares its mail server setup with other domains, including mmcj.org, cooth.org, area-plan.com, easyaction.jp and sollie.jp.
isfunction.net shares some mail servers with other domains, for example 3sb.jp and nakaotosou.com.
mail20.heteml.jp points to a single IP: 157.7.189.15.