presentationtek.com - dns.ninja

`presentationtek.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7bc2:638d:8ca6:fcc4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d57d:390a:64b4:d4f1^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	52.203.211.134^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-203-211-134.compute-1.amazonaws.com`
		A	52.204.81.90^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-204-81-90.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4a5c:f736:fa58:d85^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5b81:82bc:6de0:b02c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a80d:aa66:fb:1e18^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.88.240.25^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-88-240-25.compute-1.amazonaws.com`
		A	52.55.198.41^{🇺🇸 Amazon52.54.0.0/15 EC2 Region prefix}
			PTR	`ec2-52-55-198-41.compute-1.amazonaws.com`
		A	54.175.130.15^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-175-130-15.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:7b03:f4b:4bfa:8287^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:cc5d:cd19:dd5:828e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3ee4:3218:624e:fbef^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.80.109.14^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-80-109-14.compute-1.amazonaws.com`
		A	18.232.139.44^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-232-139-44.compute-1.amazonaws.com`
		A	98.81.3.34^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-81-3-34.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-06-27 #1

`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.net`nstld@verisign-grs.com serial=1782583725

WOT: SAFE (76/100)

Previously MX for

presentationtek.com

www.presentationtek.com

Subdomains

www.presentationtek.com

Same first word

presentationtek.com

DNS History

12 records (7 active, 5 former)

○NSns1.k022jp7532.info2015-07-15 → 2017-06-29 · 4 obs

● 2015-07-15 07:05:18
● 2017-06-29 12:04:42
○ 2026-02-17 01:04:58
○ 2026-06-27 18:33:16

●NSns1.namebrightdns.com2026-02-17 → 2026-06-27 · 3 obs

○ 2017-06-29 12:04:42
● 2026-02-17 01:04:58
● 2026-06-27 18:33:16

○NSns2.k022jp7532.info2015-07-15 → 2017-06-29 · 4 obs

● 2015-07-15 07:05:18
● 2017-06-29 12:04:42
○ 2026-02-17 01:04:58
○ 2026-06-27 18:33:16

●NSnsg1.namebrightdns.com2026-02-17 → 2026-06-27 · 3 obs

○ 2017-06-29 12:04:42
● 2026-02-17 01:04:58
● 2026-06-27 18:33:16

●NSnsg2.namebrightdns.com2026-02-17 → 2026-06-27 · 3 obs

○ 2017-06-29 12:04:42
● 2026-02-17 01:04:58
● 2026-06-27 18:33:16

○MXpresentationtek.com2015-07-15 → 2026-02-17 · 4 obs

● 2015-07-15 07:05:18
● 2026-02-17 01:04:58
○ 2026-02-21 05:32:14
○ 2026-06-27 18:33:16

○A121.83.207.1862015-07-15 → 2015-10-27 · 4 obs

● 2015-07-15 07:05:18
● 2015-10-27 10:56:16
○ 2016-01-09 08:43:10
○ 2026-06-27 18:33:16

●A13.223.25.842026-02-17 → 2026-06-27 · 3 obs

○ 2017-06-29 12:04:42
● 2026-02-17 01:04:58
● 2026-06-27 18:33:16

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-17 → 2026-06-27 · 3 obs

○ 2017-06-29 12:04:42
● 2026-02-17 01:04:58
● 2026-06-27 18:33:16

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-17 → 2026-06-27 · 3 obs

○ 2017-06-29 12:04:42
● 2026-02-17 01:04:58
● 2026-06-27 18:33:16

●A54.243.117.1972026-02-17 → 2026-06-27 · 3 obs

○ 2017-06-29 12:04:42
● 2026-02-17 01:04:58
● 2026-06-27 18:33:16

○A59.190.134.22016-01-09 → 2017-06-29 · 5 obs

○ 2015-10-27 10:56:16
● 2016-01-09 08:43:10
● 2017-06-29 12:04:42
○ 2026-02-17 01:04:58
○ 2026-06-27 18:33:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
presentationtek.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:18.232.139.44

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for presentationtek.com (unsigned zone)

⏱️ Timing

Total: 143ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

Hierarchy

presentationtek.com is a parent domain of www.presentationtek.com.

IP Addresses

presentationtek.com has four IP addresses: 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

Two other host names, along with hoanggiasoft.com.tracdia.com, finopedia.com and movicall.com, also share IP numbers with presentationtek.com.

Name Servers

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

presentationtek.com shares at least some of its name servers with other domains, including saleys.com, mx.gotimeline.com, vgyan.com and two others.

These name servers are frequently paired with the name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com.

DNS names with 6 IP addresses:

nsg1.namebrightdns.com resolves to 3.88.240.25, 52.55.198.41, 54.175.130.15 and 3 other IP addresses.

nsg2.namebrightdns.com resolves to 3.80.109.14, 18.232.139.44, 98.81.3.34 and 3 other IP addresses.

Host names directing to five IP addresses:

ns1.namebrightdns.com has four IP addresses — 52.203.211.134, 52.204.81.90, 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca and two others.