ducbui.com - dns.ninja

`ducbui.com`

DNSSEC	⚠️ Not signed
A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
		PTR	`cdn-185-199-108-153.github.com`
A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
A	185.199.110.153^{🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24}
A	185.199.111.153^{🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24}
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1645822457

`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=1782634540

Previously MX for

ducbui.com

Same first word

ducbui.com

Similar names

buiduc.net

icubud.com

cubidu.com

DNS History

21 records (11 active, 10 former)

●NSdns1.registrar-servers.com2020-01-21 → 2026-06-28 · 3 obs

○ 2016-05-24 05:28:58
● 2020-01-21 19:01:52
● 2026-06-28 08:44:14

●NSdns2.registrar-servers.com2020-01-21 → 2026-06-28 · 3 obs

○ 2016-05-24 05:28:58
● 2020-01-21 19:01:52
● 2026-06-28 08:44:14

○NSns1.hornbill.arvixe.com2015-07-18 → 2016-05-24 · 5 obs

○ 2007-11-15 15:57:16
● 2015-07-18 03:32:40
● 2016-05-24 05:28:58
○ 2020-01-21 19:01:52
○ 2026-06-28 08:44:14

○NSns2.hornbill.arvixe.com2015-07-18 → 2016-05-24 · 5 obs

○ 2007-11-15 15:57:16
● 2015-07-18 03:32:40
● 2016-05-24 05:28:58
○ 2020-01-21 19:01:52
○ 2026-06-28 08:44:14

○NSns29.1and1.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 15:57:16
○ 2015-07-18 03:32:40
○ 2026-06-28 08:44:14

○NSns30.1and1.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 15:57:16
○ 2015-07-18 03:32:40
○ 2026-06-28 08:44:14

○MXducbui.com2015-07-18 → 2016-05-24 · 5 obs

○ 2007-11-15 15:57:16
● 2015-07-18 03:32:40
● 2016-05-24 05:28:58
○ 2020-01-21 19:01:52
○ 2026-06-28 08:44:14

●MXeforward1.registrar-servers.com2020-01-21 → 2026-06-28 · 3 obs

○ 2016-05-24 05:28:58
● 2020-01-21 19:01:52
● 2026-06-28 08:44:14

●MXeforward2.registrar-servers.com2020-01-21 → 2026-06-28 · 3 obs

○ 2016-05-24 05:28:58
● 2020-01-21 19:01:52
● 2026-06-28 08:44:14

●MXeforward3.registrar-servers.com2020-01-21 → 2026-06-28 · 3 obs

○ 2016-05-24 05:28:58
● 2020-01-21 19:01:52
● 2026-06-28 08:44:14

●MXeforward4.registrar-servers.com2020-01-21 → 2026-06-28 · 3 obs

○ 2016-05-24 05:28:58
● 2020-01-21 19:01:52
● 2026-06-28 08:44:14

●MXeforward5.registrar-servers.com2020-01-21 → 2026-06-28 · 3 obs

○ 2016-05-24 05:28:58
● 2020-01-21 19:01:52
● 2026-06-28 08:44:14

○MXmx00.1and1.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 15:57:16
○ 2015-07-18 03:32:40
○ 2026-06-28 08:44:14

○MXmx01.1and1.com2007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 15:57:16
○ 2015-07-18 03:32:40
○ 2026-06-28 08:44:14

●A185.199.108.1532026-04-21 → 2026-06-28 · 3 obs

○ 2020-01-21 19:01:52
● 2026-04-21 20:04:30
● 2026-06-28 08:44:14

●A185.199.109.1532026-04-21 → 2026-06-28 · 3 obs

○ 2020-01-21 19:01:52
● 2026-04-21 20:04:30
● 2026-06-28 08:44:14

●A185.199.110.1532026-04-21 → 2026-06-28 · 3 obs

○ 2020-01-21 19:01:52
● 2026-04-21 20:04:30
● 2026-06-28 08:44:14

●A185.199.111.1532026-04-21 → 2026-06-28 · 3 obs

○ 2020-01-21 19:01:52
● 2026-04-21 20:04:30
● 2026-06-28 08:44:14

○A192.64.119.1652020-01-21 → 2020-01-21 · 4 obs

○ 2016-05-24 05:28:58
● 2020-01-21 19:01:52
○ 2026-04-21 20:04:30
○ 2026-06-28 08:44:14

○A198.58.93.82015-07-18 → 2016-05-24 · 5 obs

○ 2007-11-15 15:57:16
● 2015-07-18 03:32:40
● 2016-05-24 05:28:58
○ 2020-01-21 19:01:52
○ 2026-06-28 08:44:14

○A74.208.29.1882007-11-15 → 2007-11-15 · 3 obs

● 2007-11-15 15:57:16
○ 2015-07-18 03:32:40
○ 2026-06-28 08:44:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
ducbui.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ducbui.com (unsigned zone)

⏱️ Timing

Total: 377ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`185.199.108.153, 185.199.110.153...`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

IP Addresses

ducbui.com has four IP addresses: 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.

virendrasuryawanshi09.github.io, kaiserhewy.github.io, khost.me and two other host names share IP numbers with ducbui.com.

Name Servers

The NS records for ducbui.com delegate to dns1.registrar-servers.com and dns2.registrar-servers.com.

ducbui.com uses the same name servers as several other domains — among them nortenph.com, btxmovies.cc, betkins133.com and two more.

The name servers for ducbui.com are partially shared with other domains like vare.org, david-carrillo.net and life-style.properties

These name servers regularly co-occur with the name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

dns1.registrar-servers.com resolves to 156.154.132.200 and 2610:a1:1024::200. Likewise, dns2.registrar-servers.com resolves to 156.154.133.200 and 2610:a1:1025::200 — two IP addresses apiece.

Mail Servers

Mail for ducbui.com is handled by five mail servers, namely eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

ducbui.com has at least partial mail server overlap with other domains such as filetranseragent.com, outspace.io, rubyenterpriseedition.com and two more.

The mail servers eforward4.registrar-servers.com, eforward5.registrar-servers.com, eforward6.registrar-servers.com and eforward7.registrar-servers.com are commonly seen alongside these mail servers.

Hosts with just one IP address:

eforward1.registrar-servers.com resolves to the IP address 162.255.118.51.

eforward2.registrar-servers.com resolves to the IP address 162.255.118.52.

eforward3.registrar-servers.com resolves to the IP address 162.255.118.51.

eforward4.registrar-servers.com resolves to the IP address 162.255.118.52.

eforward5.registrar-servers.com resolves to the IP address 162.255.118.51.

The host names eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com each resolve to 162.255.118.51.

eforward2.registrar-servers.com and eforward4.registrar-servers.com each have 162.255.118.52 IP addresses.