`complexoperations.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`

`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=1771291435

Same first word

complexoperations.com

DNS History

9 records (3 active, 6 former)

○NSalina.ns.cloudflare.com2015-06-20 → 2015-11-12 · 4 obs

● 2015-06-20 13:31:28
● 2015-11-12 17:14:22
○ 2016-02-02 18:18:22
○ 2026-03-23 04:08:58

●NSns.buydomains.com2016-07-07 → 2026-03-23 · 3 obs

○ 2016-02-02 18:18:22
● 2016-07-07 05:11:58
● 2026-03-23 04:08:58

●NSthis-domain-for-sale.com2026-03-14 → 2026-03-23 · 3 obs

○ 2016-07-07 05:11:58
● 2026-03-14 12:42:40
● 2026-03-23 04:08:58

○NStodd.ns.cloudflare.com2015-06-20 → 2015-11-12 · 4 obs

● 2015-06-20 13:31:28
● 2015-11-12 17:14:22
○ 2016-02-02 18:18:22
○ 2026-03-23 04:08:58

○MXdc-6e311978.complexoperations.com2015-06-20 → 2015-11-12 · 4 obs

● 2015-06-20 13:31:28
● 2015-11-12 17:14:22
○ 2016-02-02 18:18:22
○ 2026-03-23 04:08:58

○A104.31.90.2112015-06-20 → 2015-11-12 · 4 obs

● 2015-06-20 13:31:28
● 2015-11-12 17:14:22
○ 2016-02-02 18:18:22
○ 2026-03-23 04:08:58

○A104.31.91.2112015-06-20 → 2015-11-12 · 4 obs

● 2015-06-20 13:31:28
● 2015-11-12 17:14:22
○ 2016-02-02 18:18:22
○ 2026-03-23 04:08:58

○A141.8.225.1242016-07-07 → 2016-07-07 · 4 obs

○ 2016-02-02 18:18:22
● 2016-07-07 05:11:58
○ 2017-02-18 05:13:28
○ 2026-03-23 04:08:58

●A207.148.248.1432017-02-18 → 2026-03-23 · 3 obs

○ 2016-07-07 05:11:58
● 2017-02-18 05:13:28
● 2026-03-23 04:08:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
complexoperations.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server:52.4.207.204

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for complexoperations.com (unsigned zone)

⏱️ Timing

Total: 106ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

IP Addresses

complexoperations.com resolves to a single IP address: 207.148.248.143.

Other host names including rojasweb.com, lobber.com, mertum.com, biggreen.net and fabulousvenues.com share IP numbers with complexoperations.com.

Name Servers

complexoperations.com's delegation uses two name servers, this-domain-for-sale.com and ns.buydomains.com.

complexoperations.com shares the same name server setup as other domains, for example lighteating.com, casamariposa.com, metaltaps.com, stemica.com and graphicquotes.com.

complexoperations.com at least partially shares name servers with other domains, including dwfinc.com, gamerblade.com, iloveboho.com, mcio.net and akcweb.com.

These name servers are often used together with ns2.buydomains.com.

Host names with a single IP:

- this-domain-for-sale.com points to 52.20.26.87

- ns.buydomains.com points to 52.20.26.87

Host names that point to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com

complexoperations.com - robtex.com