pcbcalc.com - robtex.com

pcbcalc.com

DNSSEC⚠️ Not signed
A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A2600:1f18:4ae:c606:78d4:4260:db4e:aeee🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A13.223.25.84🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
A54.243.117.197🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix
NSns1.namebrightdns.com ⭐
A2600:1f18:683a:ae1a:aa86:dc69:2f3:5dbe🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:a510:c365:d06a:e73a🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.90.216.91🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-90-216-91.compute-1.amazonaws.com
A52.91.47.137🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix
PTRec2-52-91-47-137.compute-1.amazonaws.com
A54.92.199.119🇺🇸 Amazon54.92.128.0/17 EC2 IAD prefix
PTRec2-54-92-199-119.compute-1.amazonaws.com
NSdomain-for-sale.hugedomainsdns.com
A2600:1f18:683a:ae1a:970:6b05:da48:63db🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:e842:8110:107c:b494🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:ea2a:ddd0:a7f2:41a3🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:a136:1971:9598:5d4a🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.86.71.89🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-86-71-89.compute-1.amazonaws.com
A34.229.20.14🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix
PTRec2-34-229-20-14.compute-1.amazonaws.com
A44.220.149.224🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-220-149-224.compute-1.amazonaws.com
A54.90.222.89🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix
PTRec2-54-90-222-89.compute-1.amazonaws.com
A54.196.189.248🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15
PTRec2-54-196-189-248.compute-1.amazonaws.com
NSforsale.hugedomainsdns.com
A2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:9806:d504:f0e4:26c🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:c1a0:b763:6845:4e68🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:c86f:9204:1c29:56a🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.85.217.230🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-85-217-230.compute-1.amazonaws.com
A3.89.204.207🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-89-204-207.compute-1.amazonaws.com
A3.94.113.213🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-94-113-213.compute-1.amazonaws.com
A13.221.125.168🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
PTRec2-13-221-125-168.compute-1.amazonaws.com
A98.93.89.251🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix
PTRec2-98-93-89-251.compute-1.amazonaws.com
TXTv=spf1 -all
TXTafternic-verification-G9G3tM8T8EwEizzPzjGJWF
SOAns1.namebrightdns.comdns@namebright.com 2026-03-24 #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=1774362087

Same first word

pcbcalc.com

DNS History

24 records (7 active, 17 former)

20162017201820192020202120222023202420252026NSdomain-for-sale.hugedomainsdns.comforsale.hugedomainsdns.comns1.namebrightdns.comns2.namebrightdns.comnsg1.namebrightdns.comnsg2.namebrightdns.comnst1.namebrightdns.comnst2.namebrightdns.comMXanmail.namebrightmail.comA13.223.25.842600:1f18:4ae:c605:dd5d:b838:5816:d7fb2600:1f18:4ae:c606:78d4:4260:db4e:aeee54.243.117.19752.0.96.2452.200.243.12352.22.211.5554.152.144.24354.174.31.25454.208.74.21554.82.156.1954.86.225.156CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.comhdredirect-lb3-890977680.us-east-1.elb.amazonaws.comhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com
●NSdomain-for-sale.hugedomainsdns.com2026-03-24 → 2026-03-24 · 3 obs
○ 2019-04-10 02:40:52
● 2026-03-24 14:42:24
● 2026-03-24 14:42:26
●NSforsale.hugedomainsdns.com2026-03-24 → 2026-03-24 · 3 obs
○ 2019-04-10 02:40:52
● 2026-03-24 14:42:24
● 2026-03-24 14:42:26
●NSns1.namebrightdns.com2015-07-09 → 2026-03-24 · 8 obs
● 2015-07-09 16:22:02
● 2015-11-12 18:14:30
○ 2016-02-03 15:58:38
● 2016-04-24 20:25:18
○ 2017-01-10 10:25:08
○ 2019-04-10 02:40:52
● 2026-03-24 14:42:24
● 2026-03-24 14:42:26
○NSns2.namebrightdns.com2015-07-09 → 2015-11-12 · 4 obs
● 2015-07-09 16:22:02
● 2015-11-12 18:14:30
○ 2016-02-03 15:58:38
○ 2026-03-24 14:42:26
○NSnsg1.namebrightdns.com2015-07-09 → 2019-04-10 · 8 obs
● 2015-07-09 16:22:02
○ 2015-11-12 18:14:30
● 2016-02-03 15:58:38
● 2016-04-24 20:25:18
○ 2017-01-10 10:25:08
● 2019-04-10 02:40:52
○ 2026-03-24 14:42:24
○ 2026-03-24 14:42:26
○NSnsg2.namebrightdns.com2016-02-03 → 2019-04-10 · 7 obs
○ 2015-11-12 18:14:30
● 2016-02-03 15:58:38
● 2016-04-24 20:25:18
○ 2017-01-10 10:25:08
● 2019-04-10 02:40:52
○ 2026-03-24 14:42:24
○ 2026-03-24 14:42:26
○NSnst1.namebrightdns.com2017-01-10 → 2017-01-10 · 4 obs
○ 2016-04-24 20:25:18
● 2017-01-10 10:25:08
○ 2019-04-10 02:40:52
○ 2026-03-24 14:42:26
○NSnst2.namebrightdns.com2017-01-10 → 2017-01-10 · 4 obs
○ 2016-04-24 20:25:18
● 2017-01-10 10:25:08
○ 2019-04-10 02:40:52
○ 2026-03-24 14:42:26
○MXanmail.namebrightmail.com2015-07-09 → 2015-07-09 · 3 obs
● 2015-07-09 16:22:02
○ 2015-11-12 18:14:30
○ 2026-03-24 14:42:26
●A13.223.25.842026-03-24 → 2026-03-24 · 3 obs
○ 2019-04-10 02:40:52
● 2026-03-24 14:42:24
● 2026-03-24 14:42:26
●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-24 → 2026-03-24 · 3 obs
○ 2019-04-10 02:40:52
● 2026-03-24 14:42:24
● 2026-03-24 14:42:26
●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-24 → 2026-03-24 · 3 obs
○ 2019-04-10 02:40:52
● 2026-03-24 14:42:24
● 2026-03-24 14:42:26
○A52.0.96.242016-02-03 → 2016-02-03 · 4 obs
○ 2015-11-12 18:14:30
● 2016-02-03 15:58:38
○ 2016-04-24 20:25:18
○ 2026-03-24 14:42:26
○A52.200.243.1232016-04-24 → 2016-04-24 · 4 obs
○ 2016-02-03 15:58:38
● 2016-04-24 20:25:18
○ 2017-01-10 10:25:08
○ 2026-03-24 14:42:26
○A52.22.211.552016-02-03 → 2016-02-03 · 4 obs
○ 2015-11-12 18:14:30
● 2016-02-03 15:58:38
○ 2016-04-24 20:25:18
○ 2026-03-24 14:42:26
○A54.152.144.2432016-04-24 → 2016-04-24 · 4 obs
○ 2016-02-03 15:58:38
● 2016-04-24 20:25:18
○ 2017-01-10 10:25:08
○ 2026-03-24 14:42:26
○A54.174.31.2542015-07-09 → 2015-11-12 · 4 obs
● 2015-07-09 16:22:02
● 2015-11-12 18:14:30
○ 2016-02-03 15:58:38
○ 2026-03-24 14:42:26
○A54.208.74.2152015-07-09 → 2015-11-12 · 4 obs
● 2015-07-09 16:22:02
● 2015-11-12 18:14:30
○ 2016-02-03 15:58:38
○ 2026-03-24 14:42:26
●A54.243.117.1972026-03-24 → 2026-03-24 · 3 obs
○ 2019-04-10 02:40:52
● 2026-03-24 14:42:24
● 2026-03-24 14:42:26
○A54.82.156.192017-01-10 → 2017-01-10 · 4 obs
○ 2016-04-24 20:25:18
● 2017-01-10 10:25:08
○ 2019-04-10 02:40:52
○ 2026-03-24 14:42:26
○A54.86.225.1562017-01-10 → 2017-01-10 · 4 obs
○ 2016-04-24 20:25:18
● 2017-01-10 10:25:08
○ 2019-04-10 02:40:52
○ 2026-03-24 14:42:26
○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-07-09 → 2016-04-24 · 4 obs
● 2015-07-09 16:22:02
● 2016-04-24 20:25:18
○ 2017-01-10 10:25:08
○ 2026-03-24 14:42:26
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-01-10 → 2017-01-10 · 4 obs
○ 2016-04-24 20:25:18
● 2017-01-10 10:25:08
○ 2019-04-10 02:40:52
○ 2026-03-24 14:42:26
○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2019-04-10 → 2019-04-10 · 4 obs
○ 2017-01-10 10:25:08
● 2019-04-10 02:40:52
○ 2026-03-24 14:42:24
○ 2026-03-24 14:42:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...-
pcbcalc.comdomain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com20 records

✅ Authoritative Response

Server:13.221.125.168

NS records: domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pcbcalc.com (unsigned zone)

⏱️ Timing

Total: 100ms | Queries: -

📄 Records

TypeCountSample Data
A254.243.117.197, 13.223.25.84
AAAA22600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb
NS2domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com
TXT2afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all
SOA1ns1.namebrightdns.com dns.namebright.com

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com...)

Analysis

IP Addresses

pcbcalc.com maps 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 refundsamerica.com, dirty-chat.com, titi77.com, elev8sd.com and indiaproxy.com share IP numbers with pcbcalc.com.

Name Servers

pcbcalc.com is delegated to name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns1.namebrightdns.com.

pcbcalc.com at least partially shares name servers with other domains such as dasgut.com, navarchy.com, maternals.com, prothomalo.net and digitaldoings.com.

These name servers are commonly used alongside nsg1.namebrightdns.com, nsg2.namebrightdns.com and ns2.namebrightdns.com.

Host names with ten IP numbers:

domain-for-sale.hugedomainsdns.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.

forsale.hugedomainsdns.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.

Pattern: IPs progress in steps of 3.