criticalengineering.org - dns.ninja

criticalengineering.org

DNSSEC⚠️ Not signed
A2a02:8106:20:500::2🇩🇪 VODANET2a02:8100::/27 Vodafone-gesamt
PTRrx0.weise7.org
A90.187.37.21🇩🇪 VODANET90.187.0.0/16 Vodafone-gesamt
NSns1.afraid.org ⭐
A23.227.184.22🇺🇸 HIVELOCITY-123.227.184.0/24 DAL1 IPv4 Allocation
PTRescapefromreailty.com
NSns2.afraid.org
A2001:1850:1:5:800::6b🇺🇸 ASN-CQ-GIGENET2001:1850::/32 GIGENET IPV6 ROUTE
PTRns2.afraid.org
A69.65.50.223🇺🇸 ASN-CQ-GIGENET69.65.0.0/18 GigENET Netblock
PTRns2.afraid.org
NSns3.afraid.org
A67.220.81.190🇺🇸 OBJX67.220.81.0/24 objx.net, LLC
NSns4.afraid.org ⚠️ Not in parent delegation
A2610:150:bddb:d271::2🇺🇸 SHARKTECH-12610:150:8000::/34 Sharktech Inc.
PTRns4.afraid.org
A70.39.97.253🇺🇸 SHARKTECH-170.39.97.0/24 PNAP-CHG FDCS Route
PTRns4.afraid.org
MXrx0.weise7.org ⭐
A2a02:8106:20:500::2🇩🇪 VODANET2a02:8100::/27 Vodafone-gesamt
PTRrx0.weise7.org
A90.187.37.21🇩🇪 VODANET90.187.0.0/16 Vodafone-gesamt
PTRrx0.weise7.org
TXTv=spf1 a mx ip4:141.138.136.200 ip4:134.255.214.84 -all
SOAns1.afraid.orgdanja@criticalengineering.org serial=2608140001

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1786715282
rank #696638 globally
rank #53342 in the tld
WOT: UNKNOWN (64/100)

Subdomains

www.criticalengineering.org
discourse.criticalengineering.org

Same first word

criticalengineering.org
criticalengineering.com

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSns1.afraid.orgns2.afraid.orgns3.afraid.orgns4.afraid.orgMXrx0.weise7.orgmail.weise7.orgA2a02:8106:20:500::290.187.37.2191.64.109.17091.64.164.14791.64.164.19291.65.181.20
●NSns1.afraid.org2015-07-20 → 2026-08-14 · 2 obs
● 2015-07-20 07:17:16
● 2026-08-14 14:04:54
●NSns2.afraid.org2015-07-20 → 2026-08-14 · 2 obs
● 2015-07-20 07:17:16
● 2026-08-14 14:04:54
●NSns3.afraid.org2015-07-20 → 2026-08-14 · 2 obs
● 2015-07-20 07:17:16
● 2026-08-14 14:04:54
●NSns4.afraid.org2015-07-20 → 2026-08-14 · 2 obs
● 2015-07-20 07:17:16
● 2026-08-14 14:04:54
○MXmail.weise7.org2015-07-20 → 2016-07-18 · 4 obs
● 2015-07-20 07:17:16
● 2016-07-18 16:47:34
○ 2026-03-01 21:35:22
○ 2026-08-14 14:04:54
●MXrx0.weise7.org2026-03-01 → 2026-08-14 · 3 obs
○ 2016-07-18 16:47:34
● 2026-03-01 21:35:22
● 2026-08-14 14:04:54
●A2a02:8106:20:500::22026-03-01 → 2026-08-14 · 3 obs
○ 2016-07-18 16:47:34
● 2026-03-01 21:35:22
● 2026-08-14 14:04:54
●A90.187.37.212026-03-01 → 2026-08-14 · 3 obs
○ 2016-07-18 16:47:34
● 2026-03-01 21:35:22
● 2026-08-14 14:04:54
○A91.64.109.1702015-12-04 → 2015-12-04 · 4 obs
○ 2015-07-20 07:17:16
● 2015-12-04 05:16:48
○ 2016-03-11 01:38:06
○ 2026-08-14 14:04:54
○A91.64.164.1472016-03-11 → 2016-03-11 · 4 obs
○ 2015-12-04 05:16:48
● 2016-03-11 01:38:06
○ 2016-07-18 16:47:34
○ 2026-08-14 14:04:54
○A91.64.164.1922016-07-18 → 2016-07-18 · 4 obs
○ 2016-03-11 01:38:06
● 2016-07-18 16:47:34
○ 2026-03-01 21:35:22
○ 2026-08-14 14:04:54
○A91.65.181.202015-07-20 → 2015-07-20 · 3 obs
● 2015-07-20 07:17:16
○ 2015-12-04 05:16:48
○ 2026-08-14 14:04:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
criticalengineering.orgns3.afraid.org, ns2.afraid.org, ns1.afraid.org4 records

✅ Authoritative Response

Server:69.65.50.194

NS records: ns3.afraid.org, ns2.afraid.org, ns1.afraid.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for criticalengineering.org (unsigned zone)

⏱️ Timing

Total: 324ms | Queries: -

📄 Records

TypeCountSample Data
A190.187.37.21
AAAA12a02:8106:20:500::2
NS4ns3.afraid.org, ns2.afraid.org...
MX1rx0.weise7.org (pri: 0)
TXT1v=spf1 a mx ip4:141.138.136.200 ip4:134.
SOA1ns1.afraid.org danja.criticalengineering

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns3.afraid.org, ns2.afraid.org, ns1.afraid.org...)

Analysis

Hierarchy

criticalengineering.org serves as the parent of www.criticalengineering.org and discourse.criticalengineering.org.

IP Addresses

criticalengineering.org points to the IP addresses 90.187.37.21 and 2a02:8106:20:500::2

weise7.org, rx0.weise7.org, radicalnetworks.org plus two other host names have IP numbers in common with criticalengineering.org.

Name Servers

Four name servers handle the delegation for criticalengineering.org: ns1.afraid.org, ns2.afraid.org, ns3.afraid.org and ns4.afraid.org.

The name servers of criticalengineering.org overlap at least partially with those of other domains — among them artivo.de, besach.cl, johnrappold.com and two more.

These name servers commonly appear alongside the name servers puck.nether.net and secundario.nic.cl.

Host names pointing to two IP addresses:

ns2.afraid.org maps to two IP addresses — 69.65.50.223 and 2001:1850:1:5:800::6b.

ns4.afraid.org maps to two IP addresses — 70.39.97.253 and 2610:150:bddb:d271::2.

Host names resolving to a single IP address:

ns1.afraid.org points to the IP address 23.227.184.22.

ns3.afraid.org points to the IP address 67.220.81.190.

Mail Servers

criticalengineering.org uses one mail server — rx0.weise7.org.

The MX records for criticalengineering.org match those of other domains — including weise7.org and rx0.weise7.org.

rx0.weise7.org resolves to two IP numbers — 90.187.37.21 and 2a02:8106:20:500::2.