crystal4u.com - robtex.com

crystal4u.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:6b86:f70d:6af7:3a27🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
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:894e:779f:a1ca:3cf5🇺🇸 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:ae1b:9806:d504:f0e4:26c🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:a00e:60bf:4fb5:f5b🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:b2d2:f9bf:c31b:7e61🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:eeac:40a7:37c0:6fcc🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.89.209.21🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-89-209-21.compute-1.amazonaws.com
A18.209.34.29🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-209-34-29.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
A98.81.135.11🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix
PTRec2-98-81-135-11.compute-1.amazonaws.com
A100.53.126.121🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix
PTRec2-100-53-126-121.compute-1.amazonaws.com
NSforsale.hugedomainsdns.com
A2600:1f18:683a:ae1a:4ec:cfa:ed1:a928🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:5de3:627d:7177:d4b4🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758🇺🇸 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:ae1b:130f:6e59:4e36:8c1e🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:bb43:f15f:4626:6e2🇺🇸 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
A13.221.125.168🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
PTRec2-13-221-125-168.compute-1.amazonaws.com
A52.71.169.180🇺🇸 Amazon52.70.0.0/15 EC2 IAD prefix
PTRec2-52-71-169-180.compute-1.amazonaws.com
A54.145.228.233🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix
PTRec2-54-145-228-233.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
A100.31.52.10🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix
PTRec2-100-31-52-10.compute-1.amazonaws.com
TXTv=spf1 -all
TXTafternic-verification-G9G3tM8T8EwEizzPzjGJWF
SOAns1.namebrightdns.comdns@namebright.com 2026-03-25 #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=1774451302

Same first word

crystal4u.com
crystal4u.nl

DNS History

26 records (7 active, 19 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:aeee54.243.117.19752.0.96.2452.1.32.2552.2.15.2052.200.243.12352.71.117.9954.152.144.24354.165.76.6654.174.31.25454.208.74.21554.88.133.92CNAMEhdredirect-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.com2026-03-18 → 2026-03-25 · 3 obs
○ 2018-12-28 06:30:06
● 2026-03-18 16:28:36
● 2026-03-25 15:24:56
●NSforsale.hugedomainsdns.com2026-03-18 → 2026-03-25 · 3 obs
○ 2018-12-28 06:30:06
● 2026-03-18 16:28:36
● 2026-03-25 15:24:56
●NSns1.namebrightdns.com2015-08-02 → 2026-03-25 · 7 obs
● 2015-08-02 04:19:52
● 2015-12-05 22:18:54
○ 2016-03-07 18:52:34
● 2016-06-22 05:42:38
○ 2017-02-10 05:07:54
● 2018-12-28 06:30:06
● 2026-03-25 15:24:56
○NSns2.namebrightdns.com2015-08-02 → 2018-12-28 · 8 obs
● 2015-08-02 04:19:52
○ 2015-12-05 22:18:54
○ 2016-03-07 18:52:34
● 2016-06-22 05:42:38
○ 2017-02-10 05:07:54
● 2018-12-28 06:30:06
○ 2026-03-18 16:28:36
○ 2026-03-25 15:24:56
○NSnsg1.namebrightdns.com2015-12-05 → 2016-03-07 · 5 obs
○ 2015-08-02 04:19:52
● 2015-12-05 22:18:54
● 2016-03-07 18:52:34
○ 2016-06-22 05:42:38
○ 2026-03-25 15:24:56
○NSnsg2.namebrightdns.com2015-12-05 → 2016-03-07 · 5 obs
○ 2015-08-02 04:19:52
● 2015-12-05 22:18:54
● 2016-03-07 18:52:34
○ 2016-06-22 05:42:38
○ 2026-03-25 15:24:56
○NSnst1.namebrightdns.com2017-02-10 → 2017-02-10 · 4 obs
○ 2016-06-22 05:42:38
● 2017-02-10 05:07:54
○ 2018-12-28 06:30:06
○ 2026-03-25 15:24:56
○NSnst2.namebrightdns.com2017-02-10 → 2017-02-10 · 4 obs
○ 2016-06-22 05:42:38
● 2017-02-10 05:07:54
○ 2018-12-28 06:30:06
○ 2026-03-25 15:24:56
○MXanmail.namebrightmail.com2015-08-02 → 2015-08-02 · 3 obs
● 2015-08-02 04:19:52
○ 2015-12-05 22:18:54
○ 2026-03-25 15:24:56
●A13.223.25.842026-03-18 → 2026-03-25 · 3 obs
○ 2018-12-28 06:30:06
● 2026-03-18 16:28:36
● 2026-03-25 15:24:56
●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-18 → 2026-03-25 · 3 obs
○ 2018-12-28 06:30:06
● 2026-03-18 16:28:36
● 2026-03-25 15:24:56
●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-18 → 2026-03-25 · 3 obs
○ 2018-12-28 06:30:06
● 2026-03-18 16:28:36
● 2026-03-25 15:24:56
○A52.0.96.242016-03-07 → 2016-03-07 · 4 obs
○ 2015-12-05 22:18:54
● 2016-03-07 18:52:34
○ 2016-06-22 05:42:38
○ 2026-03-25 15:24:56
○A52.1.32.252017-02-10 → 2017-02-10 · 4 obs
○ 2016-06-22 05:42:38
● 2017-02-10 05:07:54
○ 2018-12-28 06:30:06
○ 2026-03-25 15:24:56
○A52.2.15.202015-08-02 → 2015-08-02 · 3 obs
● 2015-08-02 04:19:52
○ 2017-02-10 05:07:54
○ 2026-03-25 15:24:56
○A52.200.243.1232016-06-22 → 2016-06-22 · 4 obs
○ 2016-03-07 18:52:34
● 2016-06-22 05:42:38
○ 2017-02-10 05:07:54
○ 2026-03-25 15:24:56
○A52.71.117.992016-03-07 → 2016-03-07 · 4 obs
○ 2015-12-05 22:18:54
● 2016-03-07 18:52:34
○ 2016-06-22 05:42:38
○ 2026-03-25 15:24:56
○A54.152.144.2432016-06-22 → 2016-06-22 · 4 obs
○ 2016-03-07 18:52:34
● 2016-06-22 05:42:38
○ 2017-02-10 05:07:54
○ 2026-03-25 15:24:56
○A54.165.76.662015-08-02 → 2015-08-02 · 3 obs
● 2015-08-02 04:19:52
○ 2017-02-10 05:07:54
○ 2026-03-25 15:24:56
○A54.174.31.2542015-12-05 → 2015-12-05 · 4 obs
○ 2015-08-02 04:19:52
● 2015-12-05 22:18:54
○ 2016-03-07 18:52:34
○ 2026-03-25 15:24:56
○A54.208.74.2152015-12-05 → 2015-12-05 · 4 obs
○ 2015-08-02 04:19:52
● 2015-12-05 22:18:54
○ 2016-03-07 18:52:34
○ 2026-03-25 15:24:56
●A54.243.117.1972026-03-18 → 2026-03-25 · 3 obs
○ 2018-12-28 06:30:06
● 2026-03-18 16:28:36
● 2026-03-25 15:24:56
○A54.88.133.922017-02-10 → 2017-02-10 · 4 obs
○ 2016-06-22 05:42:38
● 2017-02-10 05:07:54
○ 2018-12-28 06:30:06
○ 2026-03-25 15:24:56
○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-08-02 → 2016-06-22 · 4 obs
● 2015-08-02 04:19:52
● 2016-06-22 05:42:38
○ 2017-02-10 05:07:54
○ 2026-03-25 15:24:56
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-10 → 2017-02-10 · 4 obs
○ 2016-06-22 05:42:38
● 2017-02-10 05:07:54
○ 2018-12-28 06:30:06
○ 2026-03-25 15:24:56
○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2018-12-28 → 2018-12-28 · 4 obs
○ 2017-02-10 05:07:54
● 2018-12-28 06:30:06
○ 2026-03-18 16:28:36
○ 2026-03-25 15:24:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net...-
crystal4u.comdomain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com24 records

✅ Authoritative Response

Server:3.85.217.230

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crystal4u.com (unsigned zone)

⏱️ Timing

Total: 155ms | Queries: -

📄 Records

TypeCountSample Data
A213.223.25.84, 54.243.117.197
AAAA22600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb
NS2forsale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com
TXT2afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all
SOA1ns1.namebrightdns.com dns.namebright.com

📌 Glue Records Collected

Total: 24

Out-of-bailiwick: 24 (domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by crystal4u.com: 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 including www.afriz.com, songled.com, nah27.com, realrooted.com and asmsg.com share IP numbers with crystal4u.com.

Name Servers

crystal4u.com is delegated to three name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns1.namebrightdns.com.

crystal4u.com at least partially shares name servers with other domains, for instance therosesociety.com, proxytelegram.com, ssipi.com, eagle-engineering.com and zsable.com.

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

Host names with twelve IP numbers:

domain-for-sale.hugedomainsdns.com points to: 2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5, 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:9806:d504:f0e4:26c, 2600:1f18:683a:ae1b:a00e:60bf:4fb5:f5b, 2600:1f18:683a:ae1b:b2d2:f9bf:c31b:7e61, 2600:1f18:683a:ae1b:eeac:40a7:37c0:6fcc, 3.89.209.21, 18.209.34.29, 44.220.149.224, 54.90.222.89, 98.81.135.11 and 100.53.126.121.

forsale.hugedomainsdns.com points to: 2600:1f18:683a:ae1a:4ec:cfa:ed1:a928, 2600:1f18:683a:ae1a:5de3:627d:7177:d4b4, 2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758, 2600:1f18:683a:ae1a:e842:8110:107c:b494, 2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e, 2600:1f18:683a:ae1b:bb43:f15f:4626:6e2, 3.85.217.230, 13.221.125.168, 52.71.169.180, 54.145.228.233, 98.93.89.251 and 100.31.52.10.

Host names with four IP numbers:

ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:aa86:dc69:2f3:5dbe, 2600:1f18:683a:ae1b:6b86:f70d:6af7:3a27, 52.91.47.137 and 54.92.199.119.