iserv.dev - robtex.com

iserv.dev

DNSSEC⚠️ Not signed
A2a01:4f8:c0c:ae45::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRwww3.iserv.eu
A2a01:4f8:c01f:4a::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A2a03:4000:1b:738::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
A116.202.2.255🇩🇪 Hetzner116.202.0.0/16 HETZNER-DC
A116.203.121.185🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC
A188.68.60.9🇩🇪 netcup-AS188.68.60.0/24
NSns1.iserv.eu ⭐
A2a01:4f8:c01f:42::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.iserv.eu
A116.202.2.219🇩🇪 Hetzner116.202.0.0/16 HETZNER-DC
PTRns1.iserv.eu
NSns2.iserv.eu
A2a03:4000:20:19b::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRns2.iserv.eu
A91.204.44.133🇩🇪 netcup-AS91.204.44.0/22
PTRns2.iserv.eu
NSns3.iserv.eu
A2a01:4f8:1c0c:8111::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns3.iserv.eu
A116.203.7.41🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC
PTRns3.iserv.eu
NSns4.iserv.eu
A2a03:4000:20:19e::1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRns4.iserv.eu
A188.68.45.203🇩🇪 netcup-AS188.68.32.0/20 NETCUP-GMBH
PTRns4.iserv.eu
MXiserv.iserv.eu ⭐
A2a00:1030:1001::1🇩🇪 GDS-12a00:1030::/32 DE-GAERTNER-2a00-1030 Gaertner Datensysteme GmbH & Co. KG, Braunschweig
PTRiserv.iserv.eu
A217.13.72.70🇩🇪 GDS-1217.13.64.0/20 DE-GAERTNER-217-13-64-79
MXoffline.iserv.eu(50)
A2a01:4f8:c2c:4863::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A159.69.47.32🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC
PTRstatic.32.47.69.159.clients.your-server.de
TXTv=spf1 a mx a:relay1.iserv.eu a:relay2.iserv.eu a:relay3.iserv.eu a:relaybs.i...
SOAns1.iserv.euhostmaster@iserv.eu serial=353442074

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
📈 Tranco rank: #937,501
🔒 HSTS Preload (+subdomains)

Same first word

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DNS History

12 records (12 active, 0 former)

NSns1.iserv.euns2.iserv.euns3.iserv.euns4.iserv.euMXiserv.iserv.euoffline.iserv.euA116.202.2.255116.203.121.185188.68.60.92a01:4f8:c01f:4a::12a01:4f8:c0c:ae45::12a03:4000:1b:738::1
●NSns1.iserv.eu2026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●NSns2.iserv.eu2026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●NSns3.iserv.eu2026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●NSns4.iserv.eu2026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●MXiserv.iserv.eu2026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●MXoffline.iserv.eu2026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●A116.202.2.2552026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●A116.203.121.1852026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●A188.68.60.92026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●A2a01:4f8:c01f:4a::12026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●A2a01:4f8:c0c:ae45::12026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32
●A2a03:4000:1b:738::12026-03-07 → 2026-03-17 · 2 obs
● 2026-03-07 18:11:56
● 2026-03-17 13:22:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
iserv.devns4.iserv.eu, ns1.iserv.eu, ns3.iserv.eu, ns2.iserv.eu-

✅ Authoritative Response

Server: 116.203.7.41

NS records: ns4.iserv.eu, ns1.iserv.eu, ns3.iserv.eu, ns2.iserv.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iserv.dev (unsigned zone)

⏱️ Timing

Total: 1293ms | Queries: -

📄 Records

TypeCountSample Data
A3188.68.60.9, 116.203.121.185...
AAAA32a01:4f8:c01f:4a::1, 2a01:4f8:c0c:ae45::1...
NS4ns1.iserv.eu, ns4.iserv.eu...
MX2offline.iserv.eu (pri: 50), iserv.iserv.eu (pri: 10)
TXT1v=spf1 a mx a:relay1.iserv.eu a:relay2.i
SOA1ns1.iserv.eu hostmaster.iserv.eu

Analysis

IP Addresses

Six IP numbers are pointed to by iserv.dev: 2a01:4f8:c0c:ae45::1, 2a01:4f8:c01f:4a::1, 2a03:4000:1b:738::1, 116.202.2.255, 116.203.121.185 and 188.68.60.9.

Other host names, for instance test-iserv.de, iserv.de, iserv.ch, just-school.de and iserv.eu share IP numbers with iserv.dev.

Name Servers

iserv.dev is delegated to four name servers: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu.

iserv.dev shares name servers with other domains at least partially, for instance schueler-chs-wob.de, oswald-berkhan-schule.de, iserv-sek-elgg.ch, bsk-agy.de and anna-seghers-schule.de.

Host names with two IP numbers:

ns1.iserv.eu resolves to 2a01:4f8:c01f:42::1 and 116.202.2.219.

ns2.iserv.eu resolves to 2a03:4000:20:19b::1 and 91.204.44.133.

ns3.iserv.eu resolves to 2a01:4f8:1c0c:8111::1 and 116.203.7.41.

ns4.iserv.eu resolves to 2a03:4000:20:19e::1 and 188.68.45.203.

Mail Servers

iserv.dev is handled by two mail servers: iserv.iserv.eu and offline.iserv.eu.

iserv.dev uses the same mail server setup as other domains, such as iserv.de and iserv.eu.

iserv.dev shares some mail servers with other domains, including hsnt-oha.de, jts-ldk.de, hsp-iserv.de, gymnasium-wildeshausen.de and waldschule-schwanewede.net.

Host names with two IP numbers:

The host iserv.iserv.eu points to 2a00:1030:1001::1 and 217.13.72.70.

The host offline.iserv.eu points to 2a01:4f8:c2c:4863::1 and 159.69.47.32.