saper.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

saper.dev

DNSSEC⚠️ Not signed
A76.76.21.123🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
A76.76.21.241🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
NSns1.vercel-dns.com ⭐ ⚠️ Not in parent delegation
A2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p13.nsone.net
A198.51.44.13🇺🇸 NSONE198.51.44.0/24
PTRdns1.p13.nsone.net
NSa.zeit-world.co.uk ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p13.nsone.net
A198.51.44.13🇺🇸 NSONE198.51.44.0/24
PTRdns1.p13.nsone.net
NSc.zeit-world.org ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:13:0:3🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns3.p13.nsone.net
A198.51.44.77🇺🇸 NSONE198.51.44.0/24
PTRdns3.p13.nsone.net
NSe.zeit-world.com ⚠️ Not in zone NS records
A2620:4d:4000:6259:7:13:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1
PTRdns1.p13.nsone.net
A198.51.44.13🇺🇸 NSONE198.51.44.0/24
PTRdns1.p13.nsone.net
NSf.zeit-world.net ⚠️ Not in zone NS records
A198.51.45.13🇺🇸 NSONE198.51.45.0/24
PTRdns2.p13.nsone.net
NSns2.vercel-dns.com ⚠️ Not in parent delegation
A2a00:edc0:6259:7:13::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p13.nsone.net
A198.51.45.13🇺🇸 NSONE198.51.45.0/24
PTRdns2.p13.nsone.net
MXmx1.improvmx.com ⭐
A2a05:d012:412:e201:88aa:e7b9:7a43:12d7🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e202:f36:2c1f:1a49:d38a🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e203:373a:f51a:4a85:1d25🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A13.37.195.136🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-37-195-136.eu-west-3.compute.amazonaws.com
A15.236.236.160🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix
PTRec2-15-236-236-160.eu-west-3.compute.amazonaws.com
A35.181.18.45🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix
PTRec2-35-181-18-45.eu-west-3.compute.amazonaws.com
MXmx2.improvmx.com(20)
A2a05:d012:412:e201:1f6e:f6e4:8fd7:4678🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e202:e81e:cc44:3b53:8a3d🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A2a05:d012:412:e203:7e33:3d9c:28d7:ee20🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS
A13.36.107.63🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-36-107-63.eu-west-3.compute.amazonaws.com
A13.36.222.39🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix
PTRec2-13-36-222-39.eu-west-3.compute.amazonaws.com
A15.236.61.92🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix
PTRec2-15-236-61-92.eu-west-3.compute.amazonaws.com
TXTv=spf1 include:spf.improvmx.com ~all
SOAns1.vercel-dns.comhostmaster@nsone.net serial=1655079741

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

Previous names

Next names

DNS History

15 records (10 active, 5 former)

NSa.zeit-world.co.ukc.zeit-world.orge.zeit-world.comf.zeit-world.netns1.vercel-dns.comns2.vercel-dns.comMXmx1.improvmx.commx2.improvmx.comA76.76.21.12376.76.21.24166.33.60.12966.33.60.19476.76.21.16476.76.21.6176.76.21.98
●NSa.zeit-world.co.uk2026-09-23 → 2026-11-12 · 2 obs
● 2026-09-23 11:06:28
● 2026-11-12 10:02:54
●NSc.zeit-world.org2026-09-23 → 2026-11-12 · 2 obs
● 2026-09-23 11:06:28
● 2026-11-12 10:02:54
●NSe.zeit-world.com2026-09-23 → 2026-11-12 · 2 obs
● 2026-09-23 11:06:28
● 2026-11-12 10:02:54
●NSf.zeit-world.net2026-09-23 → 2026-11-12 · 2 obs
● 2026-09-23 11:06:28
● 2026-11-12 10:02:54
●NSns1.vercel-dns.com2026-09-23 → 2026-11-12 · 2 obs
● 2026-09-23 11:06:28
● 2026-11-12 10:02:54
●NSns2.vercel-dns.com2026-09-23 → 2026-11-12 · 2 obs
● 2026-09-23 11:06:28
● 2026-11-12 10:02:54
●MXmx1.improvmx.com2026-09-23 → 2026-11-12 · 2 obs
● 2026-09-23 11:06:28
● 2026-11-12 10:02:54
●MXmx2.improvmx.com2026-09-23 → 2026-11-12 · 2 obs
● 2026-09-23 11:06:28
● 2026-11-12 10:02:54
○A66.33.60.1292026-10-22 → 2026-10-22 · 4 obs
○ 2026-10-11 22:06:32
● 2026-10-22 14:19:26
○ 2026-10-24 13:15:12
○ 2026-11-12 10:02:54
○A66.33.60.1942026-09-23 → 2026-10-24 · 5 obs
● 2026-09-23 11:06:28
○ 2026-10-11 22:06:32
● 2026-10-24 13:15:12
○ 2026-11-12 10:02:52
○ 2026-11-12 10:02:54
●A76.76.21.1232026-11-12 → 2026-11-12 · 3 obs
○ 2026-10-24 13:15:12
● 2026-11-12 10:02:52
● 2026-11-12 10:02:54
○A76.76.21.1642026-10-22 → 2026-10-22 · 4 obs
○ 2026-10-11 22:06:32
● 2026-10-22 14:19:26
○ 2026-10-24 13:15:12
○ 2026-11-12 10:02:54
●A76.76.21.2412026-10-24 → 2026-11-12 · 3 obs
○ 2026-10-22 14:19:26
● 2026-10-24 13:15:12
● 2026-11-12 10:02:54
○A76.76.21.612026-09-23 → 2026-09-23 · 3 obs
● 2026-09-23 11:06:28
○ 2026-10-22 14:19:26
○ 2026-11-12 10:02:54
○A76.76.21.982026-10-11 → 2026-10-11 · 4 obs
○ 2026-09-23 11:06:28
● 2026-10-11 22:06:32
○ 2026-10-22 14:19:26
○ 2026-11-12 10:02:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
saper.devc.zeit-world.org, a.zeit-world.co.uk, e.zeit-world.com, f.zeit-world.net-

✅ Authoritative Response

Server:198.51.45.13

NS records: c.zeit-world.org, a.zeit-world.co.uk, e.zeit-world.com, f.zeit-world.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for saper.dev (unsigned zone)

⏱️ Timing

Total: 985ms | Queries: -

📄 Records

TypeCountSample Data
A266.33.60.193, 66.33.60.194
NS2ns1.vercel-dns.com, ns2.vercel-dns.com
MX2mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)
TXT1v=spf1 include:spf.improvmx.com ~all
SOA1ns1.vercel-dns.com hostmaster.nsone.net

Analysis

IP Addresses

saper.dev has two IP addresses: 76.76.21.123 and 76.76.21.241

Additional host names — studioalva.co, maineriadvocacia.com.br, monerochan.news and two others — share IP numbers with saper.dev.

Name Servers

saper.dev delegates authority to 6 name servers: ns1.vercel-dns.com, ns2.vercel-dns.com, e.zeit-world.com plus 3 other.

At least some of saper.dev's name servers are shared with other domains, for example qainsights.info, fwtification.info, 3c4j.com and two more.

These name servers tend to co-occur with a.zeit-world.co.uk, c.zeit-world.org, f.zeit-world.net and 7 other name servers in the same DNS delegations.

Host names with two IP numbers:

ns1.vercel-dns.com directs traffic to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1.

ns2.vercel-dns.com directs traffic to 198.51.45.13 and 2a00:edc0:6259:7:13::2.

e.zeit-world.com directs traffic to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1.

c.zeit-world.org directs traffic to 198.51.44.77 and 2620:4d:4000:6259:7:13:0:3.

a.zeit-world.co.uk directs traffic to 198.51.44.13 and 2620:4d:4000:6259:7:13:0:1.

Host names pointing to a single IP address:

f.zeit-world.net has the IP address 198.51.45.13.

ns1.vercel-dns.com, e.zeit-world.com and a.zeit-world.co.uk are host names that all point to 2620:4d:4000:6259:7:13:0:1.

ns1.vercel-dns.com, e.zeit-world.com and a.zeit-world.co.uk are host names that all point to 198.51.44.13.

Both ns2.vercel-dns.com and f.zeit-world.net resolve to 198.51.45.13 IP addresses each.

Mail Servers

saper.dev has two mail servers: mx1.improvmx.com and mx2.improvmx.com.

saper.dev shares the same mail server setup as other domains, including letmecheck.app, findembroidery.com, xdtronics.com and two others.

saper.dev shares mail servers — at least in part — with other domains, including shoptradenz.com, relasz.com, real-weekend.de and two others.

Host names with 6 IP numbers:

Hostname mx1.improvmx.com directs to 13.37.195.136, 15.236.236.160 and 35.181.18.45 along with 3 other IP addresses.

Hostname mx2.improvmx.com directs to 13.36.107.63, 13.36.222.39 and 15.236.61.92 along with 3 other IP addresses.