`ctengineers.com`

DNSSEC	⚠️ Not signed
A	2607:f1c0:100f:f000::200^{🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
		PTR	`2607-f1c0-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	74.208.236.61^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
NS	`ns1030.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:521e:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1030.ui-dns.com`
		A	217.160.82.30^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1030.ui-dns.com`
NS	`ns1055.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5137:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1055.ui-dns.biz`
		A	217.160.81.55^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1055.ui-dns.biz`
NS	`ns1106.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:106^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1106.ui-dns.de`
		A	185.132.32.106^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1106.ui-dns.de`
		A	217.160.80.106^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1106.ui-dns.de`
NS	`ns1125.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:537d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1125.ui-dns.org`
		A	217.160.83.125^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1125.ui-dns.org`
MX	`mx00.ionos.com` ⭐
		A	74.208.5.3^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx00.perfora.net`
MX	`mx01.ionos.com` ⭐
		A	74.208.5.21^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
			PTR	`mx01.perfora.net`
TXT	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	`ns1030.ui-dns.com`hostmaster@1und1.com 2017-06-01 #7

`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=1776100932

Same first word

ctengineers.com

Similar names

greeninsect.co.in

nenergetics.com

rengenetics.com

teigreenscn.com

DNS History

16 records (8 active, 8 former)

○NSns1.namebrightdns.com2017-04-01 → 2017-04-01 · 4 obs

○ 2016-08-13 03:23:20
● 2017-04-01 03:33:54
○ 2026-04-04 14:45:00
○ 2026-04-13 17:51:24

○NSns1.voodoo.com2015-06-02 → 2016-08-13 · 4 obs

● 2015-06-02 10:39:54
● 2016-08-13 03:23:20
○ 2017-04-01 03:33:54
○ 2026-04-13 17:51:24

●NSns1030.ui-dns.com2026-04-04 → 2026-04-13 · 3 obs

○ 2017-04-01 03:33:54
● 2026-04-04 14:45:00
● 2026-04-13 17:51:24

●NSns1055.ui-dns.biz2026-04-04 → 2026-04-13 · 3 obs

○ 2017-04-01 03:33:54
● 2026-04-04 14:45:00
● 2026-04-13 17:51:24

●NSns1106.ui-dns.de2026-04-04 → 2026-04-13 · 3 obs

○ 2017-04-01 03:33:54
● 2026-04-04 14:45:00
● 2026-04-13 17:51:24

●NSns1125.ui-dns.org2026-04-04 → 2026-04-13 · 3 obs

○ 2017-04-01 03:33:54
● 2026-04-04 14:45:00
● 2026-04-13 17:51:24

○NSns2.namebrightdns.com2017-04-01 → 2017-04-01 · 4 obs

○ 2016-08-13 03:23:20
● 2017-04-01 03:33:54
○ 2026-04-04 14:45:00
○ 2026-04-13 17:51:24

○NSns2.voodoo.com2015-06-02 → 2016-08-13 · 4 obs

● 2015-06-02 10:39:54
● 2016-08-13 03:23:20
○ 2017-04-01 03:33:54
○ 2026-04-13 17:51:24

●MXmx00.ionos.com2026-04-04 → 2026-04-13 · 2 obs

● 2026-04-04 14:45:00
● 2026-04-13 17:51:24

●MXmx01.ionos.com2026-04-04 → 2026-04-13 · 2 obs

● 2026-04-04 14:45:00
● 2026-04-13 17:51:24

○A192.64.147.2122015-06-02 → 2016-08-13 · 4 obs

● 2015-06-02 10:39:54
● 2016-08-13 03:23:20
○ 2017-04-01 03:33:54
○ 2026-04-13 17:51:24

●A2607:f1c0:100f:f000::2002026-04-04 → 2026-04-13 · 3 obs

○ 2017-04-01 03:33:54
● 2026-04-04 14:45:00
● 2026-04-13 17:51:24

○A52.204.129.222017-04-01 → 2017-04-01 · 4 obs

○ 2016-08-13 03:23:20
● 2017-04-01 03:33:54
○ 2026-04-04 14:45:00
○ 2026-04-13 17:51:24

○A54.85.127.702017-04-01 → 2017-04-01 · 4 obs

○ 2016-08-13 03:23:20
● 2017-04-01 03:33:54
○ 2026-04-04 14:45:00
○ 2026-04-13 17:51:24

●A74.208.236.612026-04-04 → 2026-04-13 · 3 obs

○ 2017-04-01 03:33:54
● 2026-04-04 14:45:00
● 2026-04-13 17:51:24

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-04-01 → 2017-04-01 · 3 obs

● 2017-04-01 03:33:54
○ 2026-04-04 14:45:00
○ 2026-04-13 17:51:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net...	-
ctengineers.com	ns1055.ui-dns.biz, ns1106.ui-dns.de, ns1125.ui-dns.org, ns1030.ui-dns.com	2 records

✅ Authoritative Response

Server:217.160.81.55

NS records: ns1055.ui-dns.biz, ns1106.ui-dns.de, ns1125.ui-dns.org, ns1030.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctengineers.com (unsigned zone)

⏱️ Timing

Total: 619ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.236.61`
AAAA	1	`2607:f1c0:100f:f000::200`
NS	4	`ns1030.ui-dns.com, ns1055.ui-dns.biz...`
MX	2	`mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)`
TXT	1	`v=spf1 include:_spf-us.ionos.com ~all`
SOA	1	`ns1030.ui-dns.com hostmaster.1und1.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1030.ui-dns.com, ns1030.ui-dns.com)

Analysis

IP Addresses

ctengineers.com resolves to two IP numbers: 2607:f1c0:100f:f000::200 and 74.208.236.61.

other host names including circleebuildings.net, www.sandyorsund.com, maricoms.net, iwella.info and finelinesecurity.com share IP numbers with ctengineers.com.

Name Servers

ctengineers.com is delegated to four name servers: ns1055.ui-dns.biz, ns1030.ui-dns.com, ns1106.ui-dns.de and ns1125.ui-dns.org.

ctengineers.com at least partially shares name servers with other domains, for instance seinma.es, tomishima-krueger.com, myhealthyhome.co.uk, progsounds.com and xn--dvt-sderelbe-hlb.de.

These name servers are commonly used with the following name servers: ns1030.ui-dns.de, ns1030.ui-dns.biz, ns1030.ui-dns.org, ns1055.ui-dns.org, ns1106.ui-dns.biz, ns1106.ui-dns.com, ns1106.ui-dns.org, ns1055.ui-dns.com, ns1055.ui-dns.de and ns1125.ui-dns.de.

Host names with three IP numbers:

ns1106.ui-dns.de points to: 2607:f1c0:fe:53:185:132:32:106, 185.132.32.106 and 217.160.80.106.

Host names with two IP numbers:

ns1055.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:5137:100 and 217.160.81.55.

ns1030.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:521e:100 and 217.160.82.30.

ns1125.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:537d:100 and 217.160.83.125.

Mail Servers

Two mail servers handle ctengineers.com: mx00.ionos.com and mx01.ionos.com.

ctengineers.com shares the same mail server setup as other domains, for instance alltrafficsource.com, pocmarketing.net, epapercuts.com, eservices.net and mnweedelivery.com.

ctengineers.com shares mail servers with other domains to some extent, for instance 2technical.com.

Host names with one IP number:

mx00.ionos.com points to 74.208.5.3

mx01.ionos.com points to 74.208.5.21

ctengineers.com - robtex.com

ctengineers.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`ctengineers.com`

`com`