constructbids.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`constructbids.com`

DNSSEC	⚠️ Not signed
A	18.168.6.245^{🇬🇧 Amazon18.168.0.0/14 EC2 LHR prefix}
		PTR	`ec2-18-168-6-245.eu-west-2.compute.amazonaws.com`
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`constructbids-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca0b::2^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo0p265cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:ca0b::6^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo3p265cu00506.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::1^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00601.inbound.protection.outlook.com`
		A	52.101.89.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo2p265cu02300.inbound.protection.outlook.com`
		A	52.101.89.1^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo0p265cu00201.inbound.protection.outlook.com`
		A	52.101.99.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cwxp265cu00600.inbound.protection.outlook.com`
		A	52.101.99.2^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cwxp265cu00502.inbound.protection.outlook.com`
TXT	`mscid=yMPN0K92e5zjKMY5b+Y8wCZKkIlUBLGXwY4eUtt42Jof0xjTORbTT/wqi+Z6Srr7cpRaOrj...`
TXT	`v=spf1 ip4:80.209.174.6 a mx include:spf.protection.outlook.com include:_spf....`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=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=1791410789

Same first word

constructbids.co.uk

constructbids.com

Similar names

bidsconstruct.com

Previous names

Next names

DNS History

10 records (6 active, 4 former)

●NSns1.bdm.microsoftonline.com2026-09-24 → 2026-10-07 · 3 obs

○ 2016-11-26 09:35:58
● 2026-09-24 03:34:00
● 2026-10-07 22:29:26

○NSns1.sedoparking.com2015-11-09 → 2016-04-18 · 4 obs

● 2015-11-09 05:00:20
● 2016-04-18 12:18:10
○ 2016-11-26 09:35:58
○ 2026-10-07 22:29:26

●NSns2.bdm.microsoftonline.com2026-09-24 → 2026-10-07 · 3 obs

○ 2016-11-26 09:35:58
● 2026-09-24 03:34:00
● 2026-10-07 22:29:26

○NSns2.sedoparking.com2015-11-09 → 2016-04-18 · 4 obs

● 2015-11-09 05:00:20
● 2016-04-18 12:18:10
○ 2016-11-26 09:35:58
○ 2026-10-07 22:29:26

●NSns3.bdm.microsoftonline.com2026-09-24 → 2026-10-07 · 3 obs

○ 2016-11-26 09:35:58
● 2026-09-24 03:34:00
● 2026-10-07 22:29:26

●NSns4.bdm.microsoftonline.com2026-09-24 → 2026-10-07 · 3 obs

○ 2016-11-26 09:35:58
● 2026-09-24 03:34:00
● 2026-10-07 22:29:26

●MXconstructbids-com.mail.protection.outlook.com2026-09-24 → 2026-10-07 · 3 obs

○ 2016-11-26 09:35:58
● 2026-09-24 03:34:00
● 2026-10-07 22:29:26

○MXmail.nickstel.com2015-11-09 → 2016-04-18 · 4 obs

● 2015-11-09 05:00:20
● 2016-04-18 12:18:10
○ 2016-11-26 09:35:58
○ 2026-10-07 22:29:26

●A18.168.6.2452026-09-24 → 2026-10-07 · 3 obs

○ 2016-11-26 09:35:58
● 2026-09-24 03:34:00
● 2026-10-07 22:29:26

○A72.52.4.912015-11-09 → 2016-04-18 · 4 obs

● 2015-11-09 05:00:20
● 2016-04-18 12:18:10
○ 2016-11-26 09:35:58
○ 2026-10-07 22:29:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
constructbids.com	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	8 records

✅ Authoritative Response

Server:13.107.236.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for constructbids.com (unsigned zone)

⏱️ Timing

Total: 208ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.168.6.245`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`constructbids-com.mail.protection.outloo`
TXT	2	`mscid=yMPN0K92e5zjKMY5b+Y8wCZKkIlUBLGXwY, v=spf1 ip4:80.209.174.6 a mx include:spf`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)

Analysis

IP Addresses

constructbids.com points to a single IP number: 18.168.6.245.

Additional host names — www.londonrestaurantfestival.com, showcase-psr.co.uk, ellermanlaw.com and two others — share IP numbers with constructbids.com.

Name Servers

constructbids.com has four authoritative name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

constructbids.com partially shares its NS delegation with several other domains, including scampsteddington.co.uk, orlandonetworksolutions.com, forastierilaw.com and two others.

ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com each carry two IP addresses. ns1.bdm.microsoftonline.com has 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com has 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com has 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com has 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

constructbids.com has one mail server: constructbids-com.mail.protection.outlook.com.

constructbids-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.89.0, 52.101.89.1, 52.101.99.0 and 5 other.