se21.org - robtex.com
se21.org
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1774626191 | ||||||
Subdomains
www.se21.org |
Same first word
Similar names
se12.net |
se12.co.uk |
es21.go.kr |
es12.cn |
12se.cc |
es21.com.mx |
es21.com.sg |
21es.co.th |
se12.xyz |
21es.com |
12se.com |
21se.com |
s12e.co |
es21.com |
12es.com |
21es.net |
es21.de |
es21.net |
es21.biz |
e21s.com |
s1e2.com |
DNS History
21 records (11 active, 10 former)
○NSdns1.se21.org2015-08-18 → 2016-07-31 · 4 obs
● 2016-07-31 07:51:56
○ 2016-12-07 09:20:22
○ 2026-03-27 16:09:28
○NSdns2.se21.org2015-08-18 → 2016-07-31 · 4 obs
● 2016-07-31 07:51:56
○ 2016-12-07 09:20:22
○ 2026-03-27 16:09:28
○NSns-1226.awsdns-25.org2016-12-07 → 2017-10-13 · 5 obs
● 2016-12-07 09:20:22
● 2017-10-13 00:11:40
○ 2026-03-27 09:22:42
○ 2026-03-27 16:09:28
○NSns-1763.awsdns-28.co.uk2016-12-07 → 2017-10-13 · 5 obs
● 2016-12-07 09:20:22
● 2017-10-13 00:11:40
○ 2026-03-27 09:22:42
○ 2026-03-27 16:09:28
○NSns-342.awsdns-42.com2016-12-07 → 2017-10-13 · 5 obs
● 2016-12-07 09:20:22
● 2017-10-13 00:11:40
○ 2026-03-27 09:22:42
○ 2026-03-27 16:09:28
○NSns-782.awsdns-33.net2016-12-07 → 2017-10-13 · 5 obs
● 2016-12-07 09:20:22
● 2017-10-13 00:11:40
○ 2026-03-27 09:22:42
○ 2026-03-27 16:09:28
●NSns1.name.com2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 09:22:42
● 2026-03-27 16:09:28
●NSns1bcp.name.com2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 09:22:42
● 2026-03-27 16:09:28
●NSns2glx.name.com2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 09:22:42
● 2026-03-27 16:09:28
●NSns3dkz.name.com2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 09:22:42
● 2026-03-27 16:09:28
●NSns4lpv.name.com2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 09:22:42
● 2026-03-27 16:09:28
●MXalt1.aspmx.l.google.com2015-08-18 → 2026-03-27 · 2 obs
● 2026-03-27 16:09:28
●MXalt2.aspmx.l.google.com2015-08-18 → 2026-03-27 · 2 obs
● 2026-03-27 16:09:28
●MXalt3.aspmx.l.google.com2016-12-07 → 2026-03-27 · 3 obs
● 2016-12-07 09:20:22
● 2026-03-27 16:09:28
●MXalt4.aspmx.l.google.com2016-12-07 → 2026-03-27 · 3 obs
● 2016-12-07 09:20:22
● 2026-03-27 16:09:28
●MXaspmx.l.google.com2015-08-18 → 2026-03-27 · 2 obs
● 2026-03-27 16:09:28
○MXaspmx2.googlemail.com2015-08-18 → 2016-07-31 · 4 obs
● 2016-07-31 07:51:56
○ 2016-12-07 09:20:22
○ 2026-03-27 16:09:28
○MXaspmx3.googlemail.com2015-08-18 → 2016-07-31 · 4 obs
● 2016-07-31 07:51:56
○ 2016-12-07 09:20:22
○ 2026-03-27 16:09:28
○MXaspmx4.googlemail.com2015-08-18 → 2016-07-31 · 4 obs
● 2016-07-31 07:51:56
○ 2016-12-07 09:20:22
○ 2026-03-27 16:09:28
○MXaspmx5.googlemail.com2015-08-18 → 2016-07-31 · 4 obs
● 2016-07-31 07:51:56
○ 2016-12-07 09:20:22
○ 2026-03-27 16:09:28
●A188.165.213.262015-08-18 → 2026-03-27 · 6 obs
● 2016-07-31 07:51:56
○ 2016-12-07 09:20:22
○ 2017-10-13 00:11:40
● 2026-03-27 09:22:42
● 2026-03-27 16:09:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| se21.org | ns2glx.name.com, ns1bcp.name.com, ns4lpv.name.com, ns3dkz.name.com | - |
✅ Authoritative Response
Server:163.114.217.17
NS records: ns2glx.name.com, ns1bcp.name.com, ns4lpv.name.com, ns3dkz.name.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for se21.org (unsigned zone)
⏱️ Timing
Total: 706ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.165.213.26 |
| NS | 4 | ns1bcp.name.com, ns2glx.name.com... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| SOA | 1 | ns1.name.com hostmaster.nsone.net |
Analysis
Hierarchy
www.se21.org has se21.org as its parent.
IP Addresses
se21.org maps to IP address 188.165.213.26.
Other host names for instance www.se21.org and ns3065448.ip-188-165-213.eu share IP numbers with se21.org.
Name Servers
se21.org delegates to five name servers: ns1.name.com, ns1bcp.name.com, ns2glx.name.com, ns3dkz.name.com and ns4lpv.name.com.
se21.org at least partially shares name servers with other domains such as bitthai.com, apixus.com, potential777.com, sparkmycareer.com and csabelab.net.
These name servers are often used together with ns1kpv.name.com, ns2hkt.name.com, ns4fpy.name.com, ns1cnb.name.com, ns3cna.name.com, ns2fln.name.com, ns1cny.name.com, ns3bfm.name.com, ns1bqx.name.com and ns4bht.name.com.
Host names with two IP numbers:
The host name ns1.name.com points to: 2a00:edc0:107::1 and 163.114.216.17.
The host name ns1bcp.name.com points to: 2a00:edc0:107::1 and 163.114.216.17.
The host name ns2glx.name.com points to: 2402:cf80:107::1 and 163.114.216.49.
The host name ns3dkz.name.com points to: 2a00:edc0:107::49 and 163.114.217.17.
The host name ns4lpv.name.com points to: 2402:cf80:107::49 and 163.114.217.49.
Host names pointing to 2a00:edc0:107::1: ns1.name.com and ns1bcp.name.com.
Host names pointing to 163.114.216.17: ns1.name.com and ns1bcp.name.com.
Mail Servers
se21.org is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
se21.org shares mail servers with other domains at least in part, for instance ns500768.ns500759.ns500758.ns500698.ns500698.ns500698.ns500735.ns500736.ns500736.ns500576.ns500619.ns500576.ns500576.ns500576.trackreceptor.com, ns500758.ns500759.ns500759.ns500735.ns500736.ns500736.ns500735.ns500698.ns500708.ns500708.ns500698.ns500652.trackreceptor.com, ns500731.ns500671.ns500742.ns500704.ns500705.ns500705.ns500688.ns500678.ns500291.ns500688.ns500649.ns500671.lusty(0x736c7574)z.com, ns500731.ns500754.ns500731.ns500742.ns500704.ns500705.ns500704.ns500671.ns500291.ns500688.ns500291.ns500666.ns500291.ns500131.lustychickser.com and ns500734.ns500734.ns500734.ns500734.ns500693.ns500699.ns500693.ns500693.ns500588.ns500693.ns500693.ns500699.ns500693.ns500632.ns500110.dtrkdll.com.
These mail servers are commonly used together with aspmx2.googlemail.com and aspmx3.googlemail.com.
Two IPs per host name:
aspmx.l.google.com points to: 2607:f8b0:4004:c19::1b and 142.251.111.26
alt1.aspmx.l.google.com points to: 2607:f8b0:4023:2801::1a and 192.178.128.27
alt2.aspmx.l.google.com points to: 2607:f8b0:4023:1015::1a and 172.253.135.26
alt3.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1b and 192.178.223.26
alt4.aspmx.l.google.com points to: 2607:f8b0:4003:c4a::1b and 142.251.96.27
Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)