`techtreehouse.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:aa86:dc69:2f3:5dbe^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a510:c365:d06a:e73a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.90.216.91^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-90-216-91.compute-1.amazonaws.com`
		A	52.91.47.137^{🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-91-47-137.compute-1.amazonaws.com`
		A	54.92.199.119^{🇺🇸 Amazon54.92.128.0/17 EC2 IAD prefix}
			PTR	`ec2-54-92-199-119.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:970:6b05:da48:63db^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e842:8110:107c:b494^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:ea2a:ddd0:a7f2:41a3^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a136:1971:9598:5d4a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.86.71.89^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-86-71-89.compute-1.amazonaws.com`
		A	34.229.20.14^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-229-20-14.compute-1.amazonaws.com`
		A	44.220.149.224^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-220-149-224.compute-1.amazonaws.com`
		A	54.90.222.89^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-90-222-89.compute-1.amazonaws.com`
		A	54.196.189.248^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-196-189-248.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9806:d504:f0e4:26c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c1a0:b763:6845:4e68^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c86f:9204:1c29:56a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.85.217.230^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-85-217-230.compute-1.amazonaws.com`
		A	3.89.204.207^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-204-207.compute-1.amazonaws.com`
		A	3.94.113.213^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-94-113-213.compute-1.amazonaws.com`
		A	13.221.125.168^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-221-125-168.compute-1.amazonaws.com`
		A	98.93.89.251^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-93-89-251.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-24 #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=1774367522

Same first word

techtreehouse.com

Similar names

treehousetech.net

treehousetech.blogspot.com

DNS History

15 records (7 active, 8 former)

○NSns.buydomains.com2017-01-18 → 2017-01-18 · 4 obs

○ 2016-05-01 08:31:44
● 2017-01-18 03:18:54
○ 2026-02-19 02:45:02
○ 2026-03-24 15:56:10

●NSns1.namebrightdns.com2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-18 03:18:54
● 2026-02-19 02:45:02
● 2026-03-24 15:56:10

○NSns53.domaincontrol.com2015-05-28 → 2016-05-01 · 4 obs

● 2015-05-28 02:31:00
● 2016-05-01 08:31:44
○ 2017-01-18 03:18:54
○ 2026-03-24 15:56:10

○NSns54.domaincontrol.com2015-05-28 → 2016-05-01 · 4 obs

● 2015-05-28 02:31:00
● 2016-05-01 08:31:44
○ 2017-01-18 03:18:54
○ 2026-03-24 15:56:10

●NSnsg1.namebrightdns.com2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-18 03:18:54
● 2026-02-19 02:45:02
● 2026-03-24 15:56:10

●NSnsg2.namebrightdns.com2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-18 03:18:54
● 2026-02-19 02:45:02
● 2026-03-24 15:56:10

○MXmail.techtreehouse.com2015-05-28 → 2016-05-01 · 4 obs

● 2015-05-28 02:31:00
● 2016-05-01 08:31:44
○ 2017-01-18 03:18:54
○ 2026-03-24 15:56:10

●A13.223.25.842026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-18 03:18:54
● 2026-02-19 02:45:02
● 2026-03-24 15:56:10

○A141.8.225.1242017-01-18 → 2017-01-18 · 4 obs

○ 2016-05-01 08:31:44
● 2017-01-18 03:18:54
○ 2026-02-19 02:45:02
○ 2026-03-24 15:56:10

○A166.62.28.1302015-10-20 → 2015-10-20 · 4 obs

○ 2015-05-28 02:31:00
● 2015-10-20 22:59:56
○ 2015-11-15 02:09:40
○ 2026-03-24 15:56:10

○A166.62.28.852015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 02:31:00
○ 2015-10-20 22:59:56
○ 2026-03-24 15:56:10

○A184.168.221.392015-11-15 → 2016-05-01 · 5 obs

○ 2015-10-20 22:59:56
● 2015-11-15 02:09:40
● 2016-05-01 08:31:44
○ 2017-01-18 03:18:54
○ 2026-03-24 15:56:10

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-18 03:18:54
● 2026-02-19 02:45:02
● 2026-03-24 15:56:10

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-18 03:18:54
● 2026-02-19 02:45:02
● 2026-03-24 15:56:10

●A54.243.117.1972026-02-19 → 2026-03-24 · 3 obs

○ 2017-01-18 03:18:54
● 2026-02-19 02:45:02
● 2026-03-24 15:56:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
techtreehouse.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	20 records

✅ Authoritative Response

Server:13.221.125.168

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techtreehouse.com (unsigned zone)

⏱️ Timing

Total: 177ms | 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	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

techtreehouse.com points to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names, for instance imphd.com, kwikevents.com, vialagos.com, myweeklynews.com and www.binhaichinese.com share IP numbers with techtreehouse.com.

Name Servers

The delegation for techtreehouse.com is handled by three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

techtreehouse.com at least partially shares name servers with other domains, for instance thedentallife.com, izhishu.com, ravellocal.com, paradiseapp.com and plantedseed.com.

These name servers are often used together with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com, expired1.namebrightdns.com and expired2.namebrightdns.com.

Host names with ten IP numbers:

nsg1.namebrightdns.com points to 2600:1f18:683a:ae1a:970:6b05:da48:63db, 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1a:e842:8110:107c:b494, 2600:1f18:683a:ae1a:ea2a:ddd0:a7f2:41a3, 2600:1f18:683a:ae1b:a136:1971:9598:5d4a, 3.86.71.89, 34.229.20.14, 44.220.149.224, 54.90.222.89 and 54.196.189.248.

nsg2.namebrightdns.com points to 2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758, 2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e, 2600:1f18:683a:ae1b:9806:d504:f0e4:26c, 2600:1f18:683a:ae1b:c1a0:b763:6845:4e68, 2600:1f18:683a:ae1b:c86f:9204:1c29:56a, 3.85.217.230, 3.89.204.207, 3.94.113.213, 13.221.125.168 and 98.93.89.251.

Host names with five IP numbers:

ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:aa86:dc69:2f3:5dbe, 2600:1f18:683a:ae1b:a510:c365:d06a:e73a, 3.90.216.91, 52.91.47.137 and 54.92.199.119.

techtreehouse.com - robtex.com