diff --git a/fediseer/apis/models/v1.py b/fediseer/apis/models/v1.py
index 053211a..9a0dcbb 100644
--- a/fediseer/apis/models/v1.py
+++ b/fediseer/apis/models/v1.py
@@ -25,13 +25,14 @@ class Models:
             'csv': fields.String(description="The suspicious domains as a csv."),
         })
         self.response_model_instances = api.model('InstanceDetails', {
-            'id': fields.Integer(description="The instance id"),
-            'domain': fields.String(description="The instance domain"),
+            'id': fields.Integer(description="The instance id", example=1),
+            'domain': fields.String(description="The instance domain", example="lemmy.dbzer0.com"),
+            'software': fields.String(description="The fediverse software running in this instance", example="lemmy"),
             'open_registrations': fields.Boolean(description="The instance uptime pct. 100% and thousand of users is unlikely"),
             'email_verify': fields.Boolean(description="The amount of local posts in that instance"),
             'approvals': fields.Integer(description="The amount of endorsements this instance has given out"),
             'endorsements': fields.Integer(description="The amount of endorsements this instance has received"),
-            'guarantor': fields.String(description="The domain of the instance which guaranteed this instance."),
+            'guarantor': fields.String(description="The domain of the instance which guaranteed this instance.", example="fediseer.com"),
         })
         self.response_model_model_Whitelist_get = api.model('WhitelistedInstances', {
             'instances': fields.List(fields.Nested(self.response_model_instances)),
diff --git a/fediseer/apis/v1/base.py b/fediseer/apis/v1/base.py
index 3c338ec..3f4abde 100644
--- a/fediseer/apis/v1/base.py
+++ b/fediseer/apis/v1/base.py
@@ -71,8 +71,6 @@ def ensure_instance_registered(domain):
         if not nodeinfo:
             raise e.BadRequest(f"Error encountered while polling domain {domain}. Please check it's running correctly")
         software = nodeinfo["software"]["name"]
-        if software not in SUPPORTED_SOFTWARE:
-            raise e.BadRequest(f"Fediverse software {software} not supported at this time")
         if software == "lemmy":
             requested_lemmy = Lemmy(f"https://{domain}")
             site = requested_lemmy.site.get()
diff --git a/fediseer/apis/v1/whitelist.py b/fediseer/apis/v1/whitelist.py
index faea374..bb85c28 100644
--- a/fediseer/apis/v1/whitelist.py
+++ b/fediseer/apis/v1/whitelist.py
@@ -69,7 +69,10 @@ class WhitelistDomain(Resource):
             if not guarantor_instance:
                 raise e.BadRequest(f"Requested guarantor domain {self.args.guarantor} is not registered with the Fediseer yet!")
         if self.args.admin not in admin_usernames:
-            raise e.Forbidden(f"Only admins of that {instance.software} are allowed to claim it.")
+            if len(admin_usernames) == 0:
+                raise e.Unauthorized(f"We have not implemented admin lookup and messaging for this fediverse software at this point, so this instance cannot be claimed. Please consider sending a PR to add this functionality.")
+            else:
+                raise e.Forbidden(f"Only admins of that {instance.software} are allowed to claim it.")
         existing_claim = database.find_claim(f"@{self.args.admin}@{domain}")
         if existing_claim:
             raise e.Forbidden(f"You have already claimed this instance as this admin. Please use the PATCH method to reset your API key.")
diff --git a/fediseer/classes/instance.py b/fediseer/classes/instance.py
index abc367c..5296656 100644
--- a/fediseer/classes/instance.py
+++ b/fediseer/classes/instance.py
@@ -78,6 +78,7 @@ class Instance(db.Model):
         ret_dict = {
             "id": self.id,
             "domain": self.domain,
+            "software": self.software,
             "open_registrations": self.open_registrations,
             "email_verify": self.email_verify,
             "endorsements": len(self.endorsements),
diff --git a/fediseer/fediverse.py b/fediseer/fediverse.py
index 1ada2b0..dfa8181 100644
--- a/fediseer/fediverse.py
+++ b/fediseer/fediverse.py
@@ -25,7 +25,7 @@ def get_admin_for_software(software: str, domain: str):
         "mastodon": get_mastodon_admins,
     }
     if software not in software_map:
-        return None
+        return []
     return software_map[software](domain)