calftech.com - dns.ninja

`calftech.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:3f07:1cb4:63af:5432^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:7eb4:aa05:32df:8eb1^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:fb78:d91:d919:3fe4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.208.17.136^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-208-17-136.compute-1.amazonaws.com`
		A	18.234.41.78^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-234-41-78.compute-1.amazonaws.com`
		A	32.197.121.192
			PTR	`ec2-32-197-121-192.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:385b:e78b:7a10:2157^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:4af9:8655:8570:579f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:f6ec:2543:1b2e:f83c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.205.128.225^{🇺🇸 Amazon54.204.0.0/15 EC2 IAD Prefix}
		A	54.225.31.228^{🇺🇸 Amazon54.224.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-225-31-228.compute-1.amazonaws.com`
		A	100.59.204.227^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-11 #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=1783795797

Same first word

calftech.com

Similar names

falctech.com

fcchatel.ch

DNS History

7 records (7 active, 0 former)

●NSns1.namebrightdns.com2026-05-04 → 2026-07-11 · 2 obs

● 2026-05-04 03:57:32
● 2026-07-11 18:55:06

●NSnsg1.namebrightdns.com2026-05-04 → 2026-07-11 · 2 obs

● 2026-05-04 03:57:32
● 2026-07-11 18:55:06

●NSnsg2.namebrightdns.com2026-05-04 → 2026-07-11 · 2 obs

● 2026-05-04 03:57:32
● 2026-07-11 18:55:06

●A13.223.25.842026-05-04 → 2026-07-11 · 2 obs

● 2026-05-04 03:57:32
● 2026-07-11 18:55:06

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-05-04 → 2026-07-11 · 2 obs

● 2026-05-04 03:57:32
● 2026-07-11 18:55:06

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-05-04 → 2026-07-11 · 2 obs

● 2026-05-04 03:57:32
● 2026-07-11 18:55:06

●A54.243.117.1972026-05-04 → 2026-07-11 · 2 obs

● 2026-05-04 03:57:32
● 2026-07-11 18:55:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
calftech.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:18.234.41.78

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for calftech.com (unsigned zone)

⏱️ Timing

Total: 217ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
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	`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

IP Addresses

calftech.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.

Among the host names that share IP numbers with calftech.com are arching.net, mx.spchan.com, 70df4.jsdcoffee.com and two others.

Name Servers

calftech.com carries NS records delegating to ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

calftech.com has at least partial name server overlap with other domains, such as tovgo.com, ecuadorinsurance.com, osakanow.com and two others.

These name servers tend to appear together with the name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com.

Host names resolving to 6 IP numbers:

nsg1.namebrightdns.com resolves to 3.208.17.136, 18.234.41.78 and 32.197.121.192 among others, with 3 other IP addresses in total.

nsg2.namebrightdns.com resolves to 54.205.128.225, 54.225.31.228 and 100.59.204.227 among others, with 3 other IP addresses in total.

Hostnames that point to five IP numbers:

ns1.namebrightdns.com directs to 52.203.211.134, 52.204.81.90, 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca and two other IP addresses.