slackuniversity.com - robtex.com

slackuniversity.com

DNSSEC⚠️ Not signed
A2600:1f18:4ae:c605:f094:2a0a:4985:526e🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A2600:1f18:4ae:c606:def:b9d9:eb9e:7766🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A52.201.53.166🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix
A98.82.42.139🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix
NSns1.namebrightdns.com ⭐
A2600:1f18:683a:ae1a:7d27:1298:8ac0:ecb7🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:c847:4682:bb7e:5c49🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.95.38.23🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-95-38-23.compute-1.amazonaws.com
A35.171.184.106🇺🇸 Amazon35.168.0.0/13 EC2 IAD prefix
PTRec2-35-171-184-106.compute-1.amazonaws.com
NSnsg1.namebrightdns.com
A2600:1f18:683a:ae1a:9fb8:18f7:144a:5615🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:a6e6:411e:8d1e:b22c🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:c8c3:e111:43e0:7b9c🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:12dc:70f1:8f83:a978🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:2132:3cc6:61a6:5cfd🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:5732:61b:2721:d00🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.81.146.248🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-81-146-248.compute-1.amazonaws.com
A52.91.12.61🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix
PTRec2-52-91-12-61.compute-1.amazonaws.com
A54.82.9.188🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix
PTRec2-54-82-9-188.compute-1.amazonaws.com
A54.162.184.15🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix
PTRec2-54-162-184-15.compute-1.amazonaws.com
A54.242.24.142🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix
PTRec2-54-242-24-142.compute-1.amazonaws.com
A100.27.205.48🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix
PTRec2-100-27-205-48.compute-1.amazonaws.com
NSnsg2.namebrightdns.com
A2600:1f18:683a:ae1a:29d5:28f1:d92c:9fc9🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:8e83:9dd2:9488:bf13🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:f01d:5850:4873:758🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:6654:3481:5da1:cd98🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:8b12:581d:ac32:4bef🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:dc99:5062:557a:d433🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A34.204.108.236🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix
PTRec2-34-204-108-236.compute-1.amazonaws.com
A50.16.74.14🇺🇸 Amazon50.16.0.0/16 EC2 IAD prefix
PTRec2-50-16-74-14.compute-1.amazonaws.com
A52.90.73.24🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix
PTRec2-52-90-73-24.compute-1.amazonaws.com
A54.81.96.193🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix
PTRec2-54-81-96-193.compute-1.amazonaws.com
A98.81.136.32🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix
PTRec2-98-81-136-32.compute-1.amazonaws.com
A98.84.100.229🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix
PTRec2-98-84-100-229.compute-1.amazonaws.com
TXTv=spf1 -all
TXTafternic-verification-G9G3tM8T8EwEizzPzjGJWF
SOAns1.namebrightdns.comdns@namebright.com 2026-04-18 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776544572

Same first word

slackuniversity.com

DNS History

14 records (7 active, 7 former)

20162017201820192020202120222023202420252026NSns1.namebrightdns.comnsg1.namebrightdns.comnsg2.namebrightdns.comns1.2leaf.comns1.verification-hold.suspended-domain.comns2.2leaf.comMXslackuniversity.comA2600:1f18:4ae:c605:f094:2a0a:4985:526e2600:1f18:4ae:c606:def:b9d9:eb9e:776652.201.53.16698.82.42.139207.7.94.7474.119.239.234CNAME10076.searchmagnified.com
○NSns1.2leaf.com2015-05-13 → 2017-04-06 · 4 obs
● 2015-05-13 01:01:14
● 2017-04-06 08:54:14
○ 2020-02-17 06:42:42
○ 2026-04-18 21:04:42
●NSns1.namebrightdns.com2026-04-18 → 2026-04-18 · 3 obs
○ 2020-02-17 06:42:42
● 2026-04-18 21:04:40
● 2026-04-18 21:04:42
○NSns1.verification-hold.suspended-domain.com2020-02-17 → 2020-02-17 · 4 obs
○ 2017-04-06 08:54:14
● 2020-02-17 06:42:42
○ 2026-04-18 21:04:40
○ 2026-04-18 21:04:42
○NSns2.2leaf.com2015-05-13 → 2017-04-06 · 4 obs
● 2015-05-13 01:01:14
● 2017-04-06 08:54:14
○ 2020-02-17 06:42:42
○ 2026-04-18 21:04:42
●NSnsg1.namebrightdns.com2026-04-18 → 2026-04-18 · 3 obs
○ 2020-02-17 06:42:42
● 2026-04-18 21:04:40
● 2026-04-18 21:04:42
●NSnsg2.namebrightdns.com2026-04-18 → 2026-04-18 · 3 obs
○ 2020-02-17 06:42:42
● 2026-04-18 21:04:40
● 2026-04-18 21:04:42
○MXslackuniversity.com2015-05-13 → 2017-04-06 · 4 obs
● 2015-05-13 01:01:14
● 2017-04-06 08:54:14
○ 2020-02-17 06:42:42
○ 2026-04-18 21:04:42
○A207.7.94.742015-05-13 → 2017-04-06 · 4 obs
● 2015-05-13 01:01:14
● 2017-04-06 08:54:14
○ 2020-02-17 06:42:42
○ 2026-04-18 21:04:42
●A2600:1f18:4ae:c605:f094:2a0a:4985:526e2026-04-18 → 2026-04-18 · 3 obs
○ 2020-02-17 06:42:42
● 2026-04-18 21:04:40
● 2026-04-18 21:04:42
●A2600:1f18:4ae:c606:def:b9d9:eb9e:77662026-04-18 → 2026-04-18 · 3 obs
○ 2020-02-17 06:42:42
● 2026-04-18 21:04:40
● 2026-04-18 21:04:42
●A52.201.53.1662026-04-18 → 2026-04-18 · 3 obs
○ 2020-02-17 06:42:42
● 2026-04-18 21:04:40
● 2026-04-18 21:04:42
○A74.119.239.2342026-04-18 → 2026-04-18 · 2 obs
○ 2026-04-18 21:04:40
○ 2026-04-18 21:04:42
●A98.82.42.1392026-04-18 → 2026-04-18 · 3 obs
○ 2020-02-17 06:42:42
● 2026-04-18 21:04:40
● 2026-04-18 21:04:42
○CNAME10076.searchmagnified.com2020-02-17 → 2020-02-17 · 3 obs
● 2020-02-17 06:42:42
○ 2026-04-18 21:04:40
○ 2026-04-18 21:04:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...-
slackuniversity.comnsg1.namebrightdns.com, nsg2.namebrightdns.com16 records

✅ Authoritative Response

Server:54.242.24.142

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for slackuniversity.com (unsigned zone)

⏱️ Timing

Total: 462ms | Queries: -

📄 Records

TypeCountSample Data
A298.82.42.139, 52.201.53.166
AAAA22600:1f18:4ae:c605:f094:2a0a:4985:526e, 2600:1f18:4ae:c606:def:b9d9:eb9e:7766
NS2nsg1.namebrightdns.com, nsg2.namebrightdns.com
TXT2afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all
SOA1ns1.namebrightdns.com dns.namebright.com

📌 Glue Records Collected

Total: 16

Out-of-bailiwick: 16 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

slackuniversity.com maps to four IP numbers: 2600:1f18:4ae:c605:f094:2a0a:4985:526e, 2600:1f18:4ae:c606:def:b9d9:eb9e:7766, 52.201.53.166 and 98.82.42.139.

Other host names such as 174-143-171-173.static.cloud-ips.com, mail.aegeanmanagement.com, lisioa.com, www.evassess.com and graduateawards.com share IPs with slackuniversity.com.

Name Servers

slackuniversity.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

slackuniversity.com at least partially shares name servers with other domains, for example cross-stitch.alurum.com, fileloads.com, 4.mesinprinting.com, 63044.jsdcoffee.com and gigvox.com.

These name servers are commonly used with ns2.namebrightdns.com and domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Hosts with twelve IP numbers:

nsg1.namebrightdns.com points to: 2600:1f18:683a:ae1a:9fb8:18f7:144a:5615, 2600:1f18:683a:ae1a:a6e6:411e:8d1e:b22c, 2600:1f18:683a:ae1a:c8c3:e111:43e0:7b9c, 2600:1f18:683a:ae1b:12dc:70f1:8f83:a978, 2600:1f18:683a:ae1b:2132:3cc6:61a6:5cfd, 2600:1f18:683a:ae1b:5732:61b:2721:d00, 3.81.146.248, 52.91.12.61, 54.82.9.188, 54.162.184.15, 54.242.24.142 and 100.27.205.48.

nsg2.namebrightdns.com points to: 2600:1f18:683a:ae1a:29d5:28f1:d92c:9fc9, 2600:1f18:683a:ae1a:8e83:9dd2:9488:bf13, 2600:1f18:683a:ae1a:f01d:5850:4873:758, 2600:1f18:683a:ae1b:6654:3481:5da1:cd98, 2600:1f18:683a:ae1b:8b12:581d:ac32:4bef, 2600:1f18:683a:ae1b:dc99:5062:557a:d433, 34.204.108.236, 50.16.74.14, 52.90.73.24, 54.81.96.193, 98.81.136.32 and 98.84.100.229.

Hosts with four IP numbers:

ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:7d27:1298:8ac0:ecb7, 2600:1f18:683a:ae1a:c847:4682:bb7e:5c49, 3.95.38.23 and 35.171.184.106.