sudo2.com - robtex.com
sudo2.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.172.26.45🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | m44.coreserver.jp | ||||||
| NS | ns11.value-domain.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.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 | ||||||
| NS | ns12.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.86🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.188🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns13.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | sudo2.com ⭐ | ||||||
| A | 202.172.26.45🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | m44.coreserver.jp | ||||||
| TXT | v=spf1 ip4:202.172.26.45 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@sudo2.com 2020-08-26 #23 | ||||||
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=1794265176 | ||||||
MX for
sudo2.com |
Same first word
sudo2.com |
Similar names
Previous names
Next names
DNS History
12 records (7 active, 5 former)
●NSns1.value-domain.com2026-08-24 → 2026-11-09 · 3 obs
● 2026-08-24 12:16:40
● 2026-11-09 23:17:10
●NSns11.value-domain.com2020-02-21 → 2026-11-09 · 3 obs
● 2020-02-21 18:25:36
● 2026-11-09 23:17:10
●NSns12.value-domain.com2020-02-21 → 2026-11-09 · 3 obs
● 2020-02-21 18:25:36
● 2026-11-09 23:17:10
●NSns13.value-domain.com2020-02-21 → 2026-11-09 · 3 obs
● 2020-02-21 18:25:36
● 2026-11-09 23:17:10
●NSns2.value-domain.com2026-08-24 → 2026-11-09 · 3 obs
● 2026-08-24 12:16:40
● 2026-11-09 23:17:10
○NSns31.domaincontrol.com2015-07-19 → 2015-11-19 · 4 obs
● 2015-11-19 14:32:12
○ 2016-02-18 00:04:34
○ 2026-11-09 23:17:10
○NSns32.domaincontrol.com2015-07-19 → 2015-11-19 · 4 obs
● 2015-11-19 14:32:12
○ 2016-02-18 00:04:34
○ 2026-11-09 23:17:10
○MXmailstore1.secureserver.net2015-07-19 → 2015-11-19 · 4 obs
● 2015-11-19 14:32:12
○ 2016-02-18 00:04:34
○ 2026-11-09 23:17:10
○MXsmtp.secureserver.net2015-07-19 → 2015-11-19 · 4 obs
● 2015-11-19 14:32:12
○ 2016-02-18 00:04:34
○ 2026-11-09 23:17:10
●MXsudo2.com2020-02-21 → 2026-11-09 · 3 obs
● 2020-02-21 18:25:36
● 2026-11-09 23:17:10
○A184.168.221.362015-07-19 → 2015-11-19 · 4 obs
● 2015-11-19 14:32:12
○ 2016-02-18 00:04:34
○ 2026-11-09 23:17:10
●A202.172.26.452020-02-21 → 2026-11-09 · 3 obs
● 2020-02-21 18:25:36
● 2026-11-09 23:17:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net... | - |
| sudo2.com | ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com | 3 records |
✅ Authoritative Response
Server:172.64.52.184
NS records: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sudo2.com (unsigned zone)
⏱️ Timing
Total: 628ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.172.26.45 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| MX | 1 | sudo2.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:202.172.26.45 ~all |
| SOA | 1 | ns1.value-domain.com hostmaster.sudo2.co |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com)
Analysis
Mail Server Role
sudo2.com handles its own mail, functioning as its own mail server.
IP Addresses
sudo2.com resolves to just one IP address, 202.172.26.45.
Two other host names, along with kamasawa55.com, certisc.com and ablc.jp, also share IP numbers with sudo2.com.
Name Servers
sudo2.com delegates to five name servers: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com and two others.
There is at least partial name server overlap between sudo2.com and other domains — skportfolio0221.shop, akaoshoji.co.jp, pocca.net and two more among them.
The name servers ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others are commonly seen in use alongside these name servers.
Host names that have two IP addresses:
ns11.value-domain.com maps to two IP addresses — 172.64.52.98 and 172.64.52.184.
ns12.value-domain.com maps to two IP addresses — 172.64.53.86 and 172.64.53.188.
ns13.value-domain.com maps to two IP addresses — 172.64.52.98 and 172.64.52.184.
Host names that point to one IP address:
ns1.value-domain.com points to the IP address 172.64.52.38.
ns2.value-domain.com points to the IP address 172.64.53.3.
These two host names — ns11.value-domain.com and ns13.value-domain.com — each point to 172.64.52.98 IP addresses.
These two host names — ns11.value-domain.com and ns13.value-domain.com — each point to 172.64.52.184 IP addresses.
Mail Servers
sudo2.com is served by just one mail server: sudo2.com.
There is one IP number for sudo2.com: 202.172.26.45.