preop.info - robtex.com
preop.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:7::a29f:8836🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700:7::a29f:8936🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.136.54Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.137.54Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | mark.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b82🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c182🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2182🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 108.162.193.130🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 172.64.33.130🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| A | 173.245.59.130🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | mark.ns.cloudflare.com | ||||||
| NS | samara.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26a0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | samara.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2a0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | samara.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22a0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | samara.ns.cloudflare.com | ||||||
| A | 108.162.194.160🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | samara.ns.cloudflare.com | ||||||
| A | 162.159.38.160Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | samara.ns.cloudflare.com | ||||||
| A | 172.64.34.160🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | samara.ns.cloudflare.com | ||||||
| SOA | mark.ns.cloudflare.comdns@cloudflare.com serial=2405292437 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1784078765 | ||||||
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
●NSmark.ns.cloudflare.com2026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 23:11:34
● 2026-07-15 02:02:34
○NSno-dyn-updates.san.yahoo.com2015-07-06 → 2017-05-23 · 4 obs
● 2017-05-23 06:31:10
○ 2026-06-15 23:11:34
○ 2026-07-15 02:02:34
●NSsamara.ns.cloudflare.com2026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 23:11:34
● 2026-07-15 02:02:34
○NSyns1.yahoo.com2015-07-06 → 2017-05-23 · 4 obs
● 2017-05-23 06:31:10
○ 2026-06-15 23:11:34
○ 2026-07-15 02:02:34
○NSyns2.yahoo.com2015-07-06 → 2017-05-23 · 4 obs
● 2017-05-23 06:31:10
○ 2026-06-15 23:11:34
○ 2026-07-15 02:02:34
○MXmx-biz.mail.am0.yahoodns.net2015-07-06 → 2017-05-23 · 4 obs
● 2017-05-23 06:31:10
○ 2026-06-15 23:11:34
○ 2026-07-15 02:02:34
●A162.159.136.542026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 23:11:34
● 2026-07-15 02:02:34
●A162.159.137.542026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 23:11:34
● 2026-07-15 02:02:34
●A2606:4700:7::a29f:88362026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 23:11:34
● 2026-07-15 02:02:34
●A2606:4700:7::a29f:89362026-06-15 → 2026-07-15 · 3 obs
● 2026-06-15 23:11:34
● 2026-07-15 02:02:34
○A67.195.61.462015-07-06 → 2017-05-23 · 4 obs
● 2017-05-23 06:31:10
○ 2026-06-15 23:11:34
○ 2026-07-15 02:02:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| preop.info | mark.ns.cloudflare.com, samara.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.130
NS records: mark.ns.cloudflare.com, samara.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for preop.info (unsigned zone)
⏱️ Timing
Total: 682ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 162.159.136.54, 162.159.137.54 |
| AAAA | 2 | 2606:4700:7::a29f:8936, 2606:4700:7::a29f:8836 |
| NS | 2 | mark.ns.cloudflare.com, samara.ns.cloudflare.com |
| SOA | 1 | mark.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
preop.info has four IP addresses: 162.159.136.54, 162.159.137.54, 2606:4700:7::a29f:8836 and 2606:4700:7::a29f:8936.
Additional host names — www.litex.fr, thedognetwork.ca, bhl.co.uk and two others — share IP numbers with preop.info.
Name Servers
preop.info has two authoritative name servers — mark.ns.cloudflare.com and samara.ns.cloudflare.com.
preop.info shares its name server setup with other domains, including pavenorilith.sbs, scratchrepaircar.co.uk, insert.co and two others.
preop.info shares at least some of its name servers with other domains, including 22n39.xyz, i1apollo777.com, couponflick.com and two others.
These name servers are frequently seen alongside the name servers tony.ns.cloudflare.com.
Host names with 6 IP numbers:
mark.ns.cloudflare.com points to 108.162.193.130, 172.64.33.130, 173.245.59.130 and 3 other IP addresses.
samara.ns.cloudflare.com points to 108.162.194.160, 162.159.38.160, 172.64.34.160 and 3 other IP addresses.