diff --git a/integrations/domaintools/manifest.yaml b/integrations/domaintools/manifest.yaml
new file mode 100644
index 0000000..54c5179
--- /dev/null
+++ b/integrations/domaintools/manifest.yaml
@@ -0,0 +1,67 @@
+id: domaintools
+name: DomainTools
+version: 1.0.0
+description: "DomainTools (Iris/Enterprise API) — domain and DNS intelligence: WHOIS lookup and history, domain reputation and risk scoring, and reverse-IP host domains. API-key authentication; stdlib-only, no extra Python dependencies."
+changelog: "1.0.0 — Initial release: whois, whois history, reputation, reverse IP."
+category: enrichment
+
+# Per-instance configuration. api_username + api_key are sent as query parameters.
+config_schema:
+  properties:
+    api_username:
+      type: string
+      description: "DomainTools API username"
+    api_key:
+      type: string
+      description: "DomainTools API key"
+      x-soar-sensitive: true
+  required:
+    - api_username
+    - api_key
+
+commands:
+  - id: whois
+    name: domaintools-whois
+    description: "Get current WHOIS for a domain."
+    risk: read
+    inputs_schema:
+      properties:
+        domain: { type: string, description: "Domain name" }
+      required: [domain]
+    outputs_schema: { properties: {} }
+  - id: whois_history
+    name: domaintools-whois-history
+    description: "Get historical WHOIS records for a domain."
+    risk: read
+    inputs_schema:
+      properties:
+        domain: { type: string, description: "Domain name" }
+      required: [domain]
+    outputs_schema: { properties: {} }
+  - id: reputation
+    name: domaintools-reputation
+    description: "Get a domain's reputation/risk score."
+    risk: read
+    inputs_schema:
+      properties:
+        domain: { type: string, description: "Domain name" }
+      required: [domain]
+    outputs_schema: { properties: {} }
+  - id: reverse_ip
+    name: domaintools-reverse-ip
+    description: "List domains hosted on an IP address."
+    risk: read
+    inputs_schema:
+      properties:
+        ip: { type: string, description: "IP address" }
+      required: [ip]
+    outputs_schema: { properties: {} }
+
+  - id: test_connection
+    name: domaintools-test-connection
+    description: "Verify the API credentials (used by the Test button)."
+    risk: read
+    inputs_schema:
+      properties: {}
+      required: []
+    outputs_schema: { properties: {} }
diff --git a/integrations/domaintools/scripts/reputation.py b/integrations/domaintools/scripts/reputation.py
new file mode 100644
index 0000000..ec51fa4
--- /dev/null
+++ b/integrations/domaintools/scripts/reputation.py
@@ -0,0 +1,46 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+BASE = "https://api.domaintools.com"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def request(path, cfg, params=None):
+    p = {k: v for k, v in (params or {}).items() if v not in (None, "")}
+    p["api_username"] = str(cfg.get("api_username", ""))
+    p["api_key"] = str(cfg.get("api_key", ""))
+    url = BASE + path + "?" + urllib.parse.urlencode(p)
+    req = urllib.request.Request(url, headers={"Accept": "application/json"}, method="GET")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main(cfg, inputs):
+    domain = inputs.get("domain")
+    if not domain:
+        raise Exception("domain is required")
+    return request("/v1/reputation", cfg, params={"domain": domain})
+
+
+_run(main)
diff --git a/integrations/domaintools/scripts/reverse_ip.py b/integrations/domaintools/scripts/reverse_ip.py
new file mode 100644
index 0000000..278f4c6
--- /dev/null
+++ b/integrations/domaintools/scripts/reverse_ip.py
@@ -0,0 +1,46 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+BASE = "https://api.domaintools.com"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def request(path, cfg, params=None):
+    p = {k: v for k, v in (params or {}).items() if v not in (None, "")}
+    p["api_username"] = str(cfg.get("api_username", ""))
+    p["api_key"] = str(cfg.get("api_key", ""))
+    url = BASE + path + "?" + urllib.parse.urlencode(p)
+    req = urllib.request.Request(url, headers={"Accept": "application/json"}, method="GET")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main(cfg, inputs):
+    ip = inputs.get("ip")
+    if not ip:
+        raise Exception("ip is required")
+    return request("/v1/" + q(ip) + "/host-domains", cfg)
+
+
+_run(main)
diff --git a/integrations/domaintools/scripts/test_connection.py b/integrations/domaintools/scripts/test_connection.py
new file mode 100644
index 0000000..b30d516
--- /dev/null
+++ b/integrations/domaintools/scripts/test_connection.py
@@ -0,0 +1,44 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+BASE = "https://api.domaintools.com"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def request(path, cfg, params=None):
+    p = {k: v for k, v in (params or {}).items() if v not in (None, "")}
+    p["api_username"] = str(cfg.get("api_username", ""))
+    p["api_key"] = str(cfg.get("api_key", ""))
+    url = BASE + path + "?" + urllib.parse.urlencode(p)
+    req = urllib.request.Request(url, headers={"Accept": "application/json"}, method="GET")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main(cfg, inputs):
+    request("/v1/account", cfg)
+    return {"ok": True}
+
+
+_run(main)
diff --git a/integrations/domaintools/scripts/whois.py b/integrations/domaintools/scripts/whois.py
new file mode 100644
index 0000000..41cb92e
--- /dev/null
+++ b/integrations/domaintools/scripts/whois.py
@@ -0,0 +1,46 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+BASE = "https://api.domaintools.com"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def request(path, cfg, params=None):
+    p = {k: v for k, v in (params or {}).items() if v not in (None, "")}
+    p["api_username"] = str(cfg.get("api_username", ""))
+    p["api_key"] = str(cfg.get("api_key", ""))
+    url = BASE + path + "?" + urllib.parse.urlencode(p)
+    req = urllib.request.Request(url, headers={"Accept": "application/json"}, method="GET")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main(cfg, inputs):
+    domain = inputs.get("domain")
+    if not domain:
+        raise Exception("domain is required")
+    return request("/v1/" + q(domain) + "/whois", cfg)
+
+
+_run(main)
diff --git a/integrations/domaintools/scripts/whois_history.py b/integrations/domaintools/scripts/whois_history.py
new file mode 100644
index 0000000..ca267a0
--- /dev/null
+++ b/integrations/domaintools/scripts/whois_history.py
@@ -0,0 +1,46 @@
+import json, os, sys, urllib.parse, urllib.request, urllib.error
+
+BASE = "https://api.domaintools.com"
+
+
+def _cfg():
+    return json.loads(os.environ.get("INTEGRATION_SECRETS", "{}"))
+
+
+def _inputs():
+    return json.loads(os.environ.get("INTEGRATION_INPUTS", "{}"))
+
+
+def request(path, cfg, params=None):
+    p = {k: v for k, v in (params or {}).items() if v not in (None, "")}
+    p["api_username"] = str(cfg.get("api_username", ""))
+    p["api_key"] = str(cfg.get("api_key", ""))
+    url = BASE + path + "?" + urllib.parse.urlencode(p)
+    req = urllib.request.Request(url, headers={"Accept": "application/json"}, method="GET")
+    with urllib.request.urlopen(req, timeout=60) as r:
+        raw = r.read()
+        return json.loads(raw) if raw else {}
+
+
+def _run(fn):
+    try:
+        print(json.dumps(fn(_cfg(), _inputs())))
+    except urllib.error.HTTPError as e:
+        print(json.dumps({"error": "HTTP " + str(e.code), "detail": e.read().decode("utf-8", "replace")}))
+        sys.exit(1)
+    except Exception as e:
+        print(json.dumps({"error": str(e)}))
+        sys.exit(1)
+
+
+q = lambda v: urllib.parse.quote(str(v), safe="")
+
+
+def main(cfg, inputs):
+    domain = inputs.get("domain")
+    if not domain:
+        raise Exception("domain is required")
+    return request("/v1/" + q(domain) + "/whois/history", cfg)
+
+
+_run(main)